class LayerListDialog(QDialog):
def __init__(self, parent):
QDialog.__init__(self, parent)
# add a button box
self.layout = QVBoxLayout()
self.layer_list = LayerListWidget(self)
self.button_box = QDialogButtonBox(self)
self.button_box.setOrientation(Qt.Horizontal)
self.button_box.setStandardButtons(
QDialogButtonBox.Cancel | QDialogButtonBox.Ok
)
self.button_box.accepted.connect(self.accept)
self.button_box.rejected.connect(self.reject)
self.layout.addWidget(self.layer_list)
self.layout.addWidget(self.button_box)
self.setLayout(self.layout)
def set_labeling_model(self, model):
self.layer_list.set_model(model)
def exec_(self):
self.layer_list.update_from_layers()
return QDialog.exec_(self)
def accept(self):
# update layers
self.layer_list.update_labeling_from_list()
QDialog.accept(self)
class Ui_GHydraulicsResultDialog(object):
def setupUi(self, GHydraulicsResultDialog):
GHydraulicsResultDialog.setObjectName(_fromUtf8("GHydraulicsResultDialog"))
GHydraulicsResultDialog.resize(640, 480)
self.buttonBox = QDialogButtonBox(GHydraulicsResultDialog)
self.buttonBox.setGeometry(QtCore.QRect(10, 440, 620, 32))
self.buttonBox.setOrientation(QtCore.Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel|QDialogButtonBox.Ok)
self.buttonBox.setObjectName(_fromUtf8("buttonBox"))
self.tabWidget = QTabWidget(GHydraulicsResultDialog)
self.tabWidget.setGeometry(QtCore.QRect(10, 10, 620, 390))
self.tabWidget.setObjectName(_fromUtf8("tabWidget"))
self.tabOutput = QWidget()
self.tabOutput.setObjectName(_fromUtf8("tabOutput"))
self.textOutput = QTextBrowser(self.tabOutput)
self.textOutput.setGeometry(QtCore.QRect(10, 10, 600, 340))
sizePolicy = QSizePolicy(QSizePolicy.Maximum, QSizePolicy.Maximum)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(self.textOutput.sizePolicy().hasHeightForWidth())
self.textOutput.setSizePolicy(sizePolicy)
self.textOutput.setObjectName(_fromUtf8("textOutput"))
self.tabWidget.addTab(self.tabOutput, _fromUtf8(""))
self.tabReport = QWidget()
self.tabReport.setObjectName(_fromUtf8("tabReport"))
self.textReport = QTextBrowser(self.tabReport)
self.textReport.setGeometry(QtCore.QRect(10, 10, 600, 340))
sizePolicy = QSizePolicy(QSizePolicy.Maximum, QSizePolicy.Maximum)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(self.textReport.sizePolicy().hasHeightForWidth())
self.textReport.setSizePolicy(sizePolicy)
self.textReport.setObjectName(_fromUtf8("textReport"))
self.tabWidget.addTab(self.tabReport, _fromUtf8(""))
self.comboStep = QComboBox(GHydraulicsResultDialog)
self.comboStep.setGeometry(QtCore.QRect(150, 410, 80, 27))
self.comboStep.setObjectName(_fromUtf8("comboStep"))
self.labelStep = QLabel(GHydraulicsResultDialog)
self.labelStep.setGeometry(QtCore.QRect(10, 415, 120, 17))
self.labelStep.setObjectName(_fromUtf8("labelStep"))
self.retranslateUi(GHydraulicsResultDialog)
self.tabWidget.setCurrentIndex(0)
#QtCore.QObject.connect(self.buttonBox, QtCore.SIGNAL(_fromUtf8("accepted()")), GHydraulicsResultDialog.accept)
self.buttonBox.accepted.connect(GHydraulicsResultDialog.accept)
#QtCore.QObject.connect(self.buttonBox, QtCore.SIGNAL(_fromUtf8("rejected()")), GHydraulicsResultDialog.reject)
self.buttonBox.rejected.connect(GHydraulicsResultDialog.reject)
QtCore.QMetaObject.connectSlotsByName(GHydraulicsResultDialog)
def retranslateUi(self, GHydraulicsResultDialog):
GHydraulicsResultDialog.setWindowTitle(_translate("GHydraulicsResultDialog", "EPANET Results", None))
self.tabWidget.setTabText(self.tabWidget.indexOf(self.tabOutput), _translate("GHydraulicsResultDialog", "EPANET Output", None))
self.tabWidget.setTabText(self.tabWidget.indexOf(self.tabReport), _translate("GHydraulicsResultDialog", "Report", None))
self.labelStep.setText(_translate("GHydraulicsResultDialog", "Load time step", None))
class ErrorReportDialog(QDialog):
def __init__(self, title, message, errors, username, parent=None):
QDialog.__init__(self, parent)
self.setWindowTitle(title)
self.verticalLayout = QVBoxLayout(self)
self.label = QLabel(message, self)
self.verticalLayout.addWidget(self.label)
self.plainTextEdit = QPlainTextEdit(self)
self.plainTextEdit.setPlainText(errors)
self.plainTextEdit.setReadOnly(True)
self.verticalLayout.addWidget(self.plainTextEdit)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Close)
self.verticalLayout.addWidget(self.buttonBox)
self.reportButton = self.buttonBox.addButton(self.tr("Report error"), QDialogButtonBox.ActionRole)
self.reportButton.clicked.connect(self.__reportError)
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
self.username = username
self.metadata = MetaData()
def __reportError(self):
body = ("Please provide any additional information here:\n\n\n"
"If you encountered an upload error, if possible please attach a zip file containing a minimal extract of the dataset, as well as the QGIS project file.\n\n\n"
"Technical information:\n%s\n\n"
"Versions:\n"
" QGIS: %s\n"
" Python: %s\n"
" OS: %s\n"
" QGIS Cloud Plugin: %s\n\n"
"Username: %s\n") % (
self.plainTextEdit.toPlainText(),
Qgis.QGIS_VERSION,
sys.version.replace("\n", " "),
platform.platform(),
self.metadata.version(),
self.username)
url = QUrl()
url.toEncoded("mailto:[email protected]?subject=%s&body=%s" % (
urllib.parse.quote(self.windowTitle()),
urllib.parse.quote(body)),
)
QDesktopServices.openUrl(url)
class NTSelectByFormDialog(QDialog):
def __init__(self, layer, iface):
super().__init__(None)
self.setWindowModality(Qt.WindowModal)
layout = QVBoxLayout()
layout.setMargin(0)
layout.setContentsMargins(0, 0, 0, 0)
self.setLayout(layout)
dlgContext = QgsAttributeEditorContext()
dlgContext.setFormMode(QgsAttributeEditorContext.StandaloneDialog)
dlgContext.setAllowCustomUi(False)
self.form = QgsAttributeForm(layer, context=dlgContext, parent=self)
self.form.setMode(3)
self.configureForm()
layout.addWidget(self.form)
self.form.zoomToFeatures.connect(self.zoomToFeatures)
self.form.closed.connect(self.close)
self.setWindowTitle(self.tr('Filter NavTable Features by Form'))
self.expression = ''
def configureForm(self):
'''
Hack to modify QgsAttributeForm
'''
self.form.findChild(QWidget, 'searchButtonBox').hide()
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel | QDialogButtonBox.Ok)
self.buttonBox.setObjectName("buttonBox")
self.buttonBox.accepted.connect(self.form.searchZoomTo)
self.buttonBox.rejected.connect(self.reject)
self.form.layout().addWidget(self.buttonBox)
def zoomToFeatures(self, filter):
self.expression = filter
super().accept()
class ModelerParametersDialog(QDialog):
ENTER_NAME = '[Enter name if this is a final result]'
NOT_SELECTED = '[Not selected]'
USE_MIN_COVERING_EXTENT = '[Use min covering extent]'
def __init__(self, alg, model, algName=None):
QDialog.__init__(self)
self.setModal(True)
# The algorithm to define in this dialog. It is an instance of GeoAlgorithm
self._alg = alg
# The resulting algorithm after the user clicks on OK. it is an instance of the container Algorithm class
self.alg = None
# The model this algorithm is going to be added to
self.model = model
# The name of the algorithm in the model, in case we are editing it and not defining it for the first time
self._algName = algName
self.setupUi()
self.params = None
def setupUi(self):
self.labels = {}
self.widgets = {}
self.checkBoxes = {}
self.showAdvanced = False
self.wrappers = {}
self.valueItems = {}
self.dependentItems = {}
self.resize(650, 450)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
tooltips = self._alg.getParameterDescriptions()
self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setSpacing(5)
self.verticalLayout.setMargin(20)
self.bar = QgsMessageBar()
self.bar.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
self.verticalLayout.addWidget(self.bar)
hLayout = QHBoxLayout()
hLayout.setSpacing(5)
hLayout.setMargin(0)
descriptionLabel = QLabel(self.tr("Description"))
self.descriptionBox = QLineEdit()
self.descriptionBox.setText(self._alg.displayName())
hLayout.addWidget(descriptionLabel)
hLayout.addWidget(self.descriptionBox)
self.verticalLayout.addLayout(hLayout)
line = QFrame()
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
self.verticalLayout.addWidget(line)
for param in self._alg.parameters:
if param.isAdvanced:
self.advancedButton = QPushButton()
self.advancedButton.setText(
self.tr('Show advanced parameters'))
self.advancedButton.clicked.connect(
self.showAdvancedParametersClicked)
advancedButtonHLayout = QHBoxLayout()
advancedButtonHLayout.addWidget(self.advancedButton)
advancedButtonHLayout.addStretch()
self.verticalLayout.addLayout(advancedButtonHLayout)
break
for param in self._alg.parameters:
if param.hidden:
continue
desc = param.description
if isinstance(param, ParameterExtent):
desc += self.tr('(xmin, xmax, ymin, ymax)')
if isinstance(param, ParameterPoint):
desc += self.tr('(x, y)')
if param.optional:
desc += self.tr(' [optional]')
label = QLabel(desc)
self.labels[param.name] = label
wrapper = param.wrapper(self)
self.wrappers[param.name] = wrapper
widget = wrapper.widget
if widget is not None:
self.valueItems[param.name] = widget
if param.name in list(tooltips.keys()):
tooltip = tooltips[param.name]
else:
tooltip = param.description
label.setToolTip(tooltip)
widget.setToolTip(tooltip)
if param.isAdvanced:
label.setVisible(self.showAdvanced)
widget.setVisible(self.showAdvanced)
self.widgets[param.name] = widget
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(widget)
for output in self._alg.outputs:
if output.hidden:
continue
if isinstance(output, (OutputRaster, OutputVector, OutputTable,
OutputHTML, OutputFile, OutputDirectory)):
label = QLabel(output.description + '<' +
output.__class__.__name__ + '>')
item = QLineEdit()
if hasattr(item, 'setPlaceholderText'):
item.setPlaceholderText(ModelerParametersDialog.ENTER_NAME)
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(item)
self.valueItems[output.name] = item
label = QLabel(' ')
self.verticalLayout.addWidget(label)
label = QLabel(self.tr('Parent algorithms'))
self.dependenciesPanel = self.getDependenciesPanel()
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(self.dependenciesPanel)
self.verticalLayout.addStretch(1000)
self.setPreviousValues()
self.setWindowTitle(self._alg.displayName())
self.verticalLayout2 = QVBoxLayout()
self.verticalLayout2.setSpacing(2)
self.verticalLayout2.setMargin(0)
self.tabWidget = QTabWidget()
self.tabWidget.setMinimumWidth(300)
self.paramPanel = QWidget()
self.paramPanel.setLayout(self.verticalLayout)
self.scrollArea = QgsScrollArea()
self.scrollArea.setWidget(self.paramPanel)
self.scrollArea.setWidgetResizable(True)
self.tabWidget.addTab(self.scrollArea, self.tr('Parameters'))
self.txtHelp = QTextBrowser()
html = None
isText, algHelp = self._alg.help()
if algHelp is not None:
algHelp = algHelp if isText else QUrl(algHelp)
try:
if isText:
self.txtHelp.setHtml(algHelp)
else:
html = self.tr(
'<p>Downloading algorithm help... Please wait.</p>')
self.txtHelp.setHtml(html)
self.tabWidget.addTab(self.txtHelp, 'Help')
self.reply = QgsNetworkAccessManager.instance().get(
QNetworkRequest(algHelp))
self.reply.finished.connect(self.requestFinished)
except:
pass
self.verticalLayout2.addWidget(self.tabWidget)
self.verticalLayout2.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout2)
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
QMetaObject.connectSlotsByName(self)
for wrapper in list(self.wrappers.values()):
wrapper.postInitialize(list(self.wrappers.values()))
def requestFinished(self):
"""Change the webview HTML content"""
reply = self.sender()
if reply.error() != QNetworkReply.NoError:
html = self.tr(
'<h2>No help available for this algorithm</h2><p>{}</p>'.
format(reply.errorString()))
else:
html = str(reply.readAll())
reply.deleteLater()
self.txtHelp.setHtml(html)
def getAvailableDependencies(self): # spellok
if self._algName is None:
dependent = []
else:
dependent = self.model.getDependentAlgorithms(self._algName)
opts = []
for alg in list(self.model.algs.values()):
if alg.modeler_name not in dependent:
opts.append(alg)
return opts
def getDependenciesPanel(self):
return MultipleInputPanel([
alg.description for alg in self.getAvailableDependencies()
]) # spellok
def showAdvancedParametersClicked(self):
self.showAdvanced = not self.showAdvanced
if self.showAdvanced:
self.advancedButton.setText(self.tr('Hide advanced parameters'))
else:
self.advancedButton.setText(self.tr('Show advanced parameters'))
for param in self._alg.parameters:
if param.isAdvanced:
self.labels[param.name].setVisible(self.showAdvanced)
self.widgets[param.name].setVisible(self.showAdvanced)
def getAvailableValuesOfType(self, paramType, outType=None, dataType=None):
# upgrade paramType to list
if type(paramType) is not list:
paramType = [paramType]
values = []
inputs = self.model.inputs
for i in list(inputs.values()):
param = i.param
for t in paramType:
if isinstance(param, t):
if dataType is not None:
if param.datatype in dataType:
values.append(ValueFromInput(param.name))
else:
values.append(ValueFromInput(param.name))
break
if outType is None:
return values
if self._algName is None:
dependent = []
else:
dependent = self.model.getDependentAlgorithms(self._algName)
for alg in list(self.model.algs.values()):
if alg.modeler_name not in dependent:
for out in alg.algorithm.outputs:
if isinstance(out, outType):
if dataType is not None and out.datatype in dataType:
values.append(
ValueFromOutput(alg.modeler_name, out.name))
else:
values.append(
ValueFromOutput(alg.modeler_name, out.name))
return values
def resolveValueDescription(self, value):
if isinstance(value, ValueFromInput):
return self.model.inputs[value.name].param.description
else:
alg = self.model.algs[value.alg]
return self.tr("'{0}' from algorithm '{1}'").format(
alg.algorithm.getOutputFromName(value.output).description,
alg.description)
def setPreviousValues(self):
if self._algName is not None:
alg = self.model.algs[self._algName]
self.descriptionBox.setText(alg.description)
for param in alg.algorithm.parameters:
if param.hidden:
continue
if param.name in alg.params:
value = alg.params[param.name]
else:
value = param.default
self.wrappers[param.name].setValue(value)
for name, out in list(alg.outputs.items()):
self.valueItems[name].setText(out.description)
selected = []
dependencies = self.getAvailableDependencies() # spellok
for idx, dependency in enumerate(dependencies):
if dependency.name in alg.dependencies:
selected.append(idx)
self.dependenciesPanel.setSelectedItems(selected)
def createAlgorithm(self):
alg = Algorithm(self._alg.id())
alg.setName(self.model)
alg.description = self.descriptionBox.text()
params = self._alg.parameters
outputs = self._alg.outputs
for param in params:
if param.hidden:
continue
if not self.setParamValue(alg, param, self.wrappers[param.name]):
self.bar.pushMessage(
"Error",
"Wrong or missing value for parameter '%s'" %
param.description,
level=QgsMessageBar.WARNING)
return None
for output in outputs:
if not output.hidden:
name = str(self.valueItems[output.name].text())
if name.strip(
) != '' and name != ModelerParametersDialog.ENTER_NAME:
alg.outputs[output.name] = ModelerOutput(name)
selectedOptions = self.dependenciesPanel.selectedoptions
availableDependencies = self.getAvailableDependencies() # spellok
for selected in selectedOptions:
alg.dependencies.append(
availableDependencies[selected].name) # spellok
self._alg.processBeforeAddingToModeler(alg, self.model)
return alg
def setParamValue(self, alg, param, wrapper):
try:
if wrapper.widget:
value = wrapper.value()
alg.params[param.name] = value
return True
except InvalidParameterValue:
return False
def okPressed(self):
self.alg = self.createAlgorithm()
if self.alg is not None:
self.close()
def cancelPressed(self):
self.alg = None
self.close()
class ModelerParameterDefinitionDialog(QDialog):
@staticmethod
def use_legacy_dialog(param=None, paramType=None):
if paramType in (parameters.PARAMETER_TABLE_FIELD,
parameters.PARAMETER_BAND,
parameters.PARAMETER_VECTOR,
parameters.PARAMETER_TABLE,
parameters.PARAMETER_MULTIPLE,
parameters.PARAMETER_NUMBER,
parameters.PARAMETER_DISTANCE,
parameters.PARAMETER_SCALE,
parameters.PARAMETER_MAP_LAYER):
return True
elif isinstance(
param,
(QgsProcessingParameterField, QgsProcessingParameterBand,
QgsProcessingParameterFeatureSource,
QgsProcessingParameterVectorLayer,
QgsProcessingParameterMultipleLayers,
QgsProcessingParameterNumber, QgsProcessingParameterDistance,
QgsProcessingParameterScale, QgsProcessingParameterMapLayer,
QgsProcessingDestinationParameter)):
return True
# yay, use new API!
return False
def __init__(self, alg, paramType=None, param=None):
self.alg = alg
self.paramType = paramType
self.param = param
QDialog.__init__(self)
self.setModal(True)
self.setupUi()
settings = QgsSettings()
self.restoreGeometry(
settings.value(
"/Processing/modelParametersDefinitionDialogGeometry",
QByteArray()))
def closeEvent(self, event):
settings = QgsSettings()
settings.setValue(
"/Processing/modelParametersDefinitionDialogGeometry",
self.saveGeometry())
super(ModelerParameterDefinitionDialog, self).closeEvent(event)
def switchToCommentTab(self):
self.tab.setCurrentIndex(1)
self.commentEdit.setFocus()
self.commentEdit.selectAll()
def setupUi(self):
type_metadata = QgsApplication.processingRegistry().parameterType(
self.param.type() if self.param else self.paramType)
self.setWindowTitle(
self.tr('{} Parameter Definition').format(type_metadata.name()))
self.mainLayout = QVBoxLayout()
self.tab = QTabWidget()
self.mainLayout.addWidget(self.tab)
self.setMinimumWidth(300)
self.verticalLayout = QVBoxLayout()
self.label = QLabel(self.tr('Parameter name'))
self.verticalLayout.addWidget(self.label)
self.nameTextBox = QLineEdit()
self.verticalLayout.addWidget(self.nameTextBox)
if isinstance(self.param, QgsProcessingParameterDefinition):
self.nameTextBox.setText(self.param.description())
if self.paramType == parameters.PARAMETER_TABLE_FIELD or \
isinstance(self.param, QgsProcessingParameterField):
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(
param.parameterName())
if isinstance(definition, (QgsProcessingParameterFeatureSource,
QgsProcessingParameterVectorLayer)):
self.parentCombo.addItem(definition.description(),
definition.name())
if self.param is not None:
if self.param.parentLayerParameterName(
) == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
# add the datatype selector
self.verticalLayout.addWidget(QLabel(self.tr('Allowed data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any'), -1)
self.datatypeCombo.addItem(self.tr('Number'), 0)
self.datatypeCombo.addItem(self.tr('String'), 1)
self.datatypeCombo.addItem(self.tr('Date/time'), 2)
self.verticalLayout.addWidget(self.datatypeCombo)
if self.param is not None and self.param.dataType() is not None:
# QComboBoxes indexes start at 0,
# self.param.datatype start with -1 that is why I need to do +1
datatypeIndex = self.param.dataType() + 1
self.datatypeCombo.setCurrentIndex(datatypeIndex)
self.multipleCheck = QCheckBox()
self.multipleCheck.setText(self.tr('Accept multiple fields'))
self.multipleCheck.setChecked(False)
if self.param is not None:
self.multipleCheck.setChecked(self.param.allowMultiple())
self.verticalLayout.addWidget(self.multipleCheck)
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setToolTip(
self.
tr('Default field name, or ; separated list of field names for multiple field parameters'
))
if self.param is not None:
default = self.param.defaultValue()
if default is not None:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
elif self.paramType == parameters.PARAMETER_BAND or \
isinstance(self.param, QgsProcessingParameterBand):
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(
param.parameterName())
if isinstance(definition, (QgsProcessingParameterRasterLayer)):
self.parentCombo.addItem(definition.description(),
definition.name())
if self.param is not None:
if self.param.parentLayerParameterName(
) == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
elif (self.paramType
in (parameters.PARAMETER_VECTOR, parameters.PARAMETER_TABLE)
or isinstance(self.param, (QgsProcessingParameterFeatureSource,
QgsProcessingParameterVectorLayer))):
self.verticalLayout.addWidget(QLabel(self.tr('Geometry type')))
self.shapetypeCombo = QComboBox()
self.shapetypeCombo.addItem(self.tr('Geometry Not Required'),
QgsProcessing.TypeVector)
self.shapetypeCombo.addItem(self.tr('Point'),
QgsProcessing.TypeVectorPoint)
self.shapetypeCombo.addItem(self.tr('Line'),
QgsProcessing.TypeVectorLine)
self.shapetypeCombo.addItem(self.tr('Polygon'),
QgsProcessing.TypeVectorPolygon)
self.shapetypeCombo.addItem(self.tr('Any Geometry Type'),
QgsProcessing.TypeVectorAnyGeometry)
if self.param is not None:
self.shapetypeCombo.setCurrentIndex(
self.shapetypeCombo.findData(self.param.dataTypes()[0]))
self.verticalLayout.addWidget(self.shapetypeCombo)
elif (self.paramType == parameters.PARAMETER_MULTIPLE
or isinstance(self.param, QgsProcessingParameterMultipleLayers)):
self.verticalLayout.addWidget(QLabel(self.tr('Data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any Map Layer'),
QgsProcessing.TypeMapLayer)
self.datatypeCombo.addItem(
self.tr('Vector (No Geometry Required)'),
QgsProcessing.TypeVector)
self.datatypeCombo.addItem(self.tr('Vector (Point)'),
QgsProcessing.TypeVectorPoint)
self.datatypeCombo.addItem(self.tr('Vector (Line)'),
QgsProcessing.TypeVectorLine)
self.datatypeCombo.addItem(self.tr('Vector (Polygon)'),
QgsProcessing.TypeVectorPolygon)
self.datatypeCombo.addItem(self.tr('Vector (Any Geometry Type)'),
QgsProcessing.TypeVectorAnyGeometry)
self.datatypeCombo.addItem(self.tr('Raster'),
QgsProcessing.TypeRaster)
self.datatypeCombo.addItem(self.tr('File'), QgsProcessing.TypeFile)
if self.param is not None:
self.datatypeCombo.setCurrentIndex(
self.datatypeCombo.findData(self.param.layerType()))
self.verticalLayout.addWidget(self.datatypeCombo)
elif (self.paramType == parameters.PARAMETER_MAP_LAYER
or isinstance(self.param, QgsProcessingParameterMapLayer)):
self.verticalLayout.addWidget(QLabel(self.tr('Data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any Map Layer'),
QgsProcessing.TypeMapLayer)
self.datatypeCombo.addItem(self.tr('Vector (Point)'),
QgsProcessing.TypeVectorPoint)
self.datatypeCombo.addItem(self.tr('Vector (Line)'),
QgsProcessing.TypeVectorLine)
self.datatypeCombo.addItem(self.tr('Vector (Polygon)'),
QgsProcessing.TypeVectorPolygon)
self.datatypeCombo.addItem(self.tr('Vector (Any Geometry Type)'),
QgsProcessing.TypeVectorAnyGeometry)
self.datatypeCombo.addItem(self.tr('Raster'),
QgsProcessing.TypeRaster)
self.datatypeCombo.addItem(self.tr('Mesh'), QgsProcessing.TypeMesh)
if self.param is not None:
self.datatypeCombo.setCurrentIndex(
self.datatypeCombo.findData(self.param.dataTypes()[0]))
self.verticalLayout.addWidget(self.datatypeCombo)
elif (self.paramType
in (parameters.PARAMETER_NUMBER, parameters.PARAMETER_DISTANCE,
parameters.PARAMETER_SCALE)
or isinstance(self.param, (QgsProcessingParameterNumber,
QgsProcessingParameterDistance,
QgsProcessingParameterScale))):
if (self.paramType == parameters.PARAMETER_DISTANCE
or isinstance(self.param, QgsProcessingParameterDistance)):
self.verticalLayout.addWidget(QLabel(self.tr('Linked input')))
self.parentCombo = QComboBox()
self.parentCombo.addItem('', '')
idx = 1
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(
param.parameterName())
if isinstance(definition,
(QgsProcessingParameterFeatureSource,
QgsProcessingParameterVectorLayer,
QgsProcessingParameterMapLayer,
QgsProcessingParameterCrs)):
self.parentCombo.addItem(definition.description(),
definition.name())
if self.param is not None:
if self.param.parentParameterName(
) == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
elif (self.paramType != parameters.PARAMETER_SCALE
and not isinstance(self.param, QgsProcessingParameterScale)):
self.verticalLayout.addWidget(QLabel(self.tr('Number type')))
self.type_combo = QComboBox()
self.type_combo.addItem(self.tr('Float'),
QgsProcessingParameterNumber.Double)
self.type_combo.addItem(self.tr('Integer'),
QgsProcessingParameterNumber.Integer)
if self.param:
self.type_combo.setCurrentIndex(
self.type_combo.findData(self.param.dataType()))
self.verticalLayout.addWidget(self.type_combo)
if (self.paramType != parameters.PARAMETER_SCALE and
not isinstance(self.param, QgsProcessingParameterScale)):
self.verticalLayout.addWidget(QLabel(self.tr('Min value')))
self.minTextBox = QLineEdit()
self.verticalLayout.addWidget(self.minTextBox)
self.verticalLayout.addWidget(QLabel(self.tr('Max value')))
self.maxTextBox = QLineEdit()
self.verticalLayout.addWidget(self.maxTextBox)
if self.param is not None:
self.minTextBox.setText(str(self.param.minimum()))
self.maxTextBox.setText(str(self.param.maximum()))
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setText(self.tr('0'))
if self.param is not None:
default = self.param.defaultValue()
if self.param.dataType(
) == QgsProcessingParameterNumber.Integer:
default = int(math.floor(float(default)))
if default:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
elif isinstance(self.param, QgsProcessingDestinationParameter):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultWidget = QgsProcessingLayerOutputDestinationWidget(
self.param, defaultSelection=True)
self.verticalLayout.addWidget(self.defaultWidget)
self.verticalLayout.addSpacing(20)
self.requiredCheck = QCheckBox()
self.requiredCheck.setText(self.tr('Mandatory'))
self.requiredCheck.setChecked(True)
if self.param is not None:
self.requiredCheck.setChecked(
not self.param.flags()
& QgsProcessingParameterDefinition.FlagOptional)
self.verticalLayout.addWidget(self.requiredCheck)
self.advancedCheck = QCheckBox()
self.advancedCheck.setText(self.tr('Advanced'))
self.advancedCheck.setChecked(False)
if self.param is not None:
self.advancedCheck.setChecked(
self.param.flags()
& QgsProcessingParameterDefinition.FlagAdvanced)
self.verticalLayout.addWidget(self.advancedCheck)
# If child algorithm output is mandatory, disable checkbox
if isinstance(self.param, QgsProcessingDestinationParameter):
provider_name, child_name, output_name = self.param.name().split(
':')
child = self.alg.childAlgorithms()['{}:{}'.format(
provider_name, child_name)]
model_output = child.modelOutput(output_name)
param_def = child.algorithm().parameterDefinition(
model_output.childOutputName())
if not (param_def.flags()
& QgsProcessingParameterDefinition.FlagOptional):
self.requiredCheck.setEnabled(False)
self.requiredCheck.setChecked(True)
self.advancedCheck.setEnabled(False)
self.advancedCheck.setChecked(False)
self.verticalLayout.addStretch()
w = QWidget()
w.setLayout(self.verticalLayout)
self.tab.addTab(w, self.tr('Properties'))
self.commentLayout = QVBoxLayout()
self.commentEdit = QTextEdit()
self.commentEdit.setAcceptRichText(False)
self.commentLayout.addWidget(self.commentEdit, 1)
hl = QHBoxLayout()
hl.setContentsMargins(0, 0, 0, 0)
hl.addWidget(QLabel(self.tr('Color')))
self.comment_color_button = QgsColorButton()
self.comment_color_button.setAllowOpacity(True)
self.comment_color_button.setWindowTitle(self.tr('Comment Color'))
self.comment_color_button.setShowNull(True, self.tr('Default'))
hl.addWidget(self.comment_color_button)
self.commentLayout.addLayout(hl)
w2 = QWidget()
w2.setLayout(self.commentLayout)
self.tab.addTab(w2, self.tr('Comments'))
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
self.buttonBox.setObjectName('buttonBox')
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
self.mainLayout.addWidget(self.buttonBox)
self.setLayout(self.mainLayout)
def setComments(self, text):
self.commentEdit.setPlainText(text)
def comments(self):
return self.commentEdit.toPlainText()
def setCommentColor(self, color):
if color.isValid():
self.comment_color_button.setColor(color)
else:
self.comment_color_button.setToNull()
def commentColor(self):
return self.comment_color_button.color(
) if not self.comment_color_button.isNull() else QColor()
def accept(self):
description = self.nameTextBox.text()
if description.strip() == '':
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Invalid parameter name'))
return
if self.param is None:
validChars = \
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
safeName = ''.join(c for c in description if c in validChars)
name = safeName.lower()
i = 2
while self.alg.parameterDefinition(name):
name = safeName.lower() + str(i)
i += 1
else:
name = self.param.name()
if (self.paramType == parameters.PARAMETER_TABLE_FIELD
or isinstance(self.param, QgsProcessingParameterField)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
datatype = self.datatypeCombo.currentData()
default = self.defaultTextBox.text()
if not default:
default = None
self.param = QgsProcessingParameterField(
name,
description,
defaultValue=default,
parentLayerParameterName=parent,
type=datatype,
allowMultiple=self.multipleCheck.isChecked())
elif (self.paramType == parameters.PARAMETER_BAND
or isinstance(self.param, QgsProcessingParameterBand)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
self.param = QgsProcessingParameterBand(name, description, None,
parent)
elif (self.paramType == parameters.PARAMETER_MAP_LAYER
or isinstance(self.param, QgsProcessingParameterMapLayer)):
self.param = QgsProcessingParameterMapLayer(
name, description, types=[self.datatypeCombo.currentData()])
elif (self.paramType == parameters.PARAMETER_RASTER
or isinstance(self.param, QgsProcessingParameterRasterLayer)):
self.param = QgsProcessingParameterRasterLayer(name, description)
elif (self.paramType == parameters.PARAMETER_TABLE
or isinstance(self.param, QgsProcessingParameterVectorLayer)):
self.param = QgsProcessingParameterVectorLayer(
name, description, [self.shapetypeCombo.currentData()])
elif (self.paramType == parameters.PARAMETER_VECTOR
or isinstance(self.param, QgsProcessingParameterFeatureSource)):
self.param = QgsProcessingParameterFeatureSource(
name, description, [self.shapetypeCombo.currentData()])
elif (self.paramType == parameters.PARAMETER_MULTIPLE
or isinstance(self.param, QgsProcessingParameterMultipleLayers)):
self.param = QgsProcessingParameterMultipleLayers(
name, description, self.datatypeCombo.currentData())
elif (self.paramType == parameters.PARAMETER_DISTANCE
or isinstance(self.param, QgsProcessingParameterDistance)):
self.param = QgsProcessingParameterDistance(
name, description, self.defaultTextBox.text())
try:
vmin = self.minTextBox.text().strip()
if not vmin == '':
self.param.setMinimum(float(vmin))
vmax = self.maxTextBox.text().strip()
if not vmax == '':
self.param.setMaximum(float(vmax))
except:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
if parent:
self.param.setParentParameterName(parent)
elif (self.paramType == parameters.PARAMETER_SCALE
or isinstance(self.param, QgsProcessingParameterScale)):
self.param = QgsProcessingParameterScale(
name, description, self.defaultTextBox.text())
elif (self.paramType == parameters.PARAMETER_NUMBER
or isinstance(self.param, QgsProcessingParameterNumber)):
type = self.type_combo.currentData()
self.param = QgsProcessingParameterNumber(
name, description, type, self.defaultTextBox.text())
try:
vmin = self.minTextBox.text().strip()
if not vmin == '':
self.param.setMinimum(float(vmin))
vmax = self.maxTextBox.text().strip()
if not vmax == '':
self.param.setMaximum(float(vmax))
except:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
# Destination parameter
elif (isinstance(self.param, QgsProcessingParameterFeatureSink)):
self.param = QgsProcessingParameterFeatureSink(
name=name,
description=self.param.description(),
type=self.param.dataType(),
defaultValue=self.defaultWidget.value())
elif (isinstance(self.param, QgsProcessingParameterFileDestination)):
self.param = QgsProcessingParameterFileDestination(
name=name,
description=self.param.description(),
fileFilter=self.param.fileFilter(),
defaultValue=self.defaultWidget.value())
elif (isinstance(self.param, QgsProcessingParameterFolderDestination)):
self.param = QgsProcessingParameterFolderDestination(
name=name,
description=self.param.description(),
defaultValue=self.defaultWidget.value())
elif (isinstance(self.param, QgsProcessingParameterRasterDestination)):
self.param = QgsProcessingParameterRasterDestination(
name=name,
description=self.param.description(),
defaultValue=self.defaultWidget.value())
elif (isinstance(self.param, QgsProcessingParameterVectorDestination)):
self.param = QgsProcessingParameterVectorDestination(
name=name,
description=self.param.description(),
type=self.param.dataType(),
defaultValue=self.defaultWidget.value())
else:
if self.paramType:
typeId = self.paramType
else:
typeId = self.param.type()
paramTypeDef = QgsApplication.instance().processingRegistry(
).parameterType(typeId)
if not paramTypeDef:
msg = self.tr(
'The parameter `{}` is not registered, are you missing a required plugin?'
.format(typeId))
raise UndefinedParameterException(msg)
self.param = paramTypeDef.create(name)
self.param.setDescription(description)
self.param.setMetadata(paramTypeDef.metadata())
if not self.requiredCheck.isChecked():
self.param.setFlags(
self.param.flags()
| QgsProcessingParameterDefinition.FlagOptional)
else:
self.param.setFlags(
self.param.flags()
& ~QgsProcessingParameterDefinition.FlagOptional)
if self.advancedCheck.isChecked():
self.param.setFlags(
self.param.flags()
| QgsProcessingParameterDefinition.FlagAdvanced)
else:
self.param.setFlags(
self.param.flags()
& ~QgsProcessingParameterDefinition.FlagAdvanced)
settings = QgsSettings()
settings.setValue(
"/Processing/modelParametersDefinitionDialogGeometry",
self.saveGeometry())
QDialog.accept(self)
def reject(self):
self.param = None
settings = QgsSettings()
settings.setValue(
"/Processing/modelParametersDefinitionDialogGeometry",
self.saveGeometry())
QDialog.reject(self)
class ModelerParametersDialog(QDialog):
ENTER_NAME = '[Enter name if this is a final result]'
NOT_SELECTED = '[Not selected]'
USE_MIN_COVERING_EXTENT = '[Use min covering extent]'
def __init__(self, alg, model, algName=None):
QDialog.__init__(self)
self.setModal(True)
# The algorithm to define in this dialog. It is an instance of GeoAlgorithm
self._alg = alg
# The resulting algorithm after the user clicks on OK. it is an instance of the container Algorithm class
self.alg = None
# The model this algorithm is going to be added to
self.model = model
# The name of the algorithm in the model, in case we are editing it and not defining it for the first time
self._algName = algName
self.setupUi()
self.params = None
def setupUi(self):
self.labels = {}
self.widgets = {}
self.checkBoxes = {}
self.showAdvanced = False
self.valueItems = {}
self.dependentItems = {}
self.resize(650, 450)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
tooltips = self._alg.getParameterDescriptions()
self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setSpacing(5)
self.verticalLayout.setMargin(20)
self.bar = QgsMessageBar()
self.bar.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
self.verticalLayout.addWidget(self.bar)
hLayout = QHBoxLayout()
hLayout.setSpacing(5)
hLayout.setMargin(0)
descriptionLabel = QLabel(self.tr("Description"))
self.descriptionBox = QLineEdit()
self.descriptionBox.setText(self._alg.name)
hLayout.addWidget(descriptionLabel)
hLayout.addWidget(self.descriptionBox)
self.verticalLayout.addLayout(hLayout)
line = QFrame()
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
self.verticalLayout.addWidget(line)
for param in self._alg.parameters:
if param.isAdvanced:
self.advancedButton = QPushButton()
self.advancedButton.setText(
self.tr('Show advanced parameters'))
self.advancedButton.clicked.connect(
self.showAdvancedParametersClicked)
advancedButtonHLayout = QHBoxLayout()
advancedButtonHLayout.addWidget(self.advancedButton)
advancedButtonHLayout.addStretch()
self.verticalLayout.addLayout(advancedButtonHLayout)
break
for param in self._alg.parameters:
if param.hidden:
continue
desc = param.description
if isinstance(param, ParameterExtent):
desc += self.tr('(xmin, xmax, ymin, ymax)')
if isinstance(param, ParameterPoint):
desc += self.tr('(x, y)')
label = QLabel(desc)
self.labels[param.name] = label
widget = self.getWidgetFromParameter(param)
self.valueItems[param.name] = widget
if param.name in tooltips.keys():
tooltip = tooltips[param.name]
else:
tooltip = param.description
label.setToolTip(tooltip)
widget.setToolTip(tooltip)
if param.isAdvanced:
label.setVisible(self.showAdvanced)
widget.setVisible(self.showAdvanced)
self.widgets[param.name] = widget
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(widget)
for output in self._alg.outputs:
if output.hidden:
continue
if isinstance(output, (OutputRaster, OutputVector, OutputTable,
OutputHTML, OutputFile, OutputDirectory)):
label = QLabel(output.description + '<' +
output.__class__.__name__ + '>')
item = QLineEdit()
if hasattr(item, 'setPlaceholderText'):
item.setPlaceholderText(ModelerParametersDialog.ENTER_NAME)
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(item)
self.valueItems[output.name] = item
label = QLabel(' ')
self.verticalLayout.addWidget(label)
label = QLabel(self.tr('Parent algorithms'))
self.dependenciesPanel = self.getDependenciesPanel()
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(self.dependenciesPanel)
self.verticalLayout.addStretch(1000)
self.setLayout(self.verticalLayout)
self.setPreviousValues()
self.setWindowTitle(self._alg.name)
self.verticalLayout2 = QVBoxLayout()
self.verticalLayout2.setSpacing(2)
self.verticalLayout2.setMargin(0)
self.tabWidget = QTabWidget()
self.tabWidget.setMinimumWidth(300)
self.paramPanel = QWidget()
self.paramPanel.setLayout(self.verticalLayout)
self.scrollArea = QScrollArea()
self.scrollArea.setWidget(self.paramPanel)
self.scrollArea.setWidgetResizable(True)
self.tabWidget.addTab(self.scrollArea, self.tr('Parameters'))
self.txtHelp = QTextBrowser()
html = None
isText, algHelp = self._alg.help()
if algHelp is not None:
algHelp = algHelp if isText else QUrl(algHelp)
try:
if isText:
self.txtHelp.setHtml(algHelp)
else:
html = self.tr(
'<p>Downloading algorithm help... Please wait.</p>')
self.txtHelp.setHtml(html)
self.reply = QgsNetworkAccessManager.instance().get(
QNetworkRequest(algHelp))
self.reply.finished.connect(self.requestFinished)
except:
self.txtHelp.setHtml(
self.tr('<h2>No help available for this algorithm</h2>'))
self.tabWidget.addTab(self.txtHelp, 'Help')
self.verticalLayout2.addWidget(self.tabWidget)
self.verticalLayout2.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout2)
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
QMetaObject.connectSlotsByName(self)
def requestFinished(self):
"""Change the webview HTML content"""
reply = self.sender()
if reply.error() != QNetworkReply.NoError:
html = self.tr(
'<h2>No help available for this algorithm</h2><p>{}</p>'.
format(reply.errorString()))
else:
html = unicode(reply.readAll())
reply.deleteLater()
self.txtHelp.setHtml(html)
def getAvailableDependencies(self):
if self._algName is None:
dependent = []
else:
dependent = self.model.getDependentAlgorithms(self._algName)
opts = []
for alg in self.model.algs.values():
if alg.name not in dependent:
opts.append(alg)
return opts
def getDependenciesPanel(self):
return MultipleInputPanel(
[alg.algorithm.name for alg in self.getAvailableDependencies()])
def showAdvancedParametersClicked(self):
self.showAdvanced = not self.showAdvanced
if self.showAdvanced:
self.advancedButton.setText(self.tr('Hide advanced parameters'))
else:
self.advancedButton.setText(self.tr('Show advanced parameters'))
for param in self._alg.parameters:
if param.isAdvanced:
self.labels[param.name].setVisible(self.showAdvanced)
self.widgets[param.name].setVisible(self.showAdvanced)
def getAvailableValuesOfType(self, paramType, outType=None):
values = []
inputs = self.model.inputs
for i in inputs.values():
param = i.param
if isinstance(param, paramType):
values.append(ValueFromInput(param.name))
if outType is None:
return values
if self._algName is None:
dependent = []
else:
dependent = self.model.getDependentAlgorithms(self._algName)
for alg in self.model.algs.values():
if alg.name not in dependent:
for out in alg.algorithm.outputs:
if isinstance(out, outType):
values.append(ValueFromOutput(alg.name, out.name))
return values
def resolveValueDescription(self, value):
if isinstance(value, ValueFromInput):
return self.model.inputs[value.name].param.description
else:
alg = self.model.algs[value.alg]
return self.tr("'%s' from algorithm '%s'") % (
alg.algorithm.getOutputFromName(
value.output).description, alg.description)
def getWidgetFromParameter(self, param):
if isinstance(param, ParameterRaster):
item = QComboBox()
layers = self.getAvailableValuesOfType(ParameterRaster,
OutputRaster)
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for layer in layers:
item.addItem(self.resolveValueDescription(layer), layer)
elif isinstance(param, ParameterVector):
item = QComboBox()
layers = self.getAvailableValuesOfType(ParameterVector,
OutputVector)
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for layer in layers:
item.addItem(self.resolveValueDescription(layer), layer)
elif isinstance(param, ParameterTable):
item = QComboBox()
tables = self.getAvailableValuesOfType(ParameterTable, OutputTable)
layers = self.getAvailableValuesOfType(ParameterVector,
OutputVector)
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for table in tables:
item.addItem(self.resolveValueDescription(table), table)
for layer in layers:
item.addItem(self.resolveValueDescription(layer), layer)
elif isinstance(param, ParameterBoolean):
item = QComboBox()
item.addItem('Yes')
item.addItem('No')
bools = self.getAvailableValuesOfType(ParameterBoolean, None)
for b in bools:
item.addItem(self.resolveValueDescription(b), b)
if param.default:
item.setCurrentIndex(0)
else:
item.setCurrentIndex(1)
elif isinstance(param, ParameterSelection):
item = QComboBox()
item.addItems(param.options)
item.setCurrentIndex(param.default or 0)
elif isinstance(param, ParameterFixedTable):
item = FixedTablePanel(param)
elif isinstance(param, ParameterRange):
item = RangePanel(param)
elif isinstance(param, ParameterMultipleInput):
if param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY:
options = self.getAvailableValuesOfType(
ParameterVector, OutputVector)
else:
options = self.getAvailableValuesOfType(
ParameterRaster, OutputRaster)
opts = []
for opt in options:
opts.append(self.resolveValueDescription(opt))
item = MultipleInputPanel(opts)
elif isinstance(param, ParameterString):
strings = self.getAvailableValuesOfType(ParameterString,
OutputString)
options = [(self.resolveValueDescription(s), s) for s in strings]
if param.multiline:
item = MultilineTextPanel(options)
item.setText(unicode(param.default or ""))
else:
item = QComboBox()
item.setEditable(True)
for desc, val in options:
item.addItem(desc, val)
item.setEditText(unicode(param.default or ""))
elif isinstance(param, ParameterTableField):
item = QComboBox()
item.setEditable(True)
fields = self.getAvailableValuesOfType(ParameterTableField, None)
for f in fields:
item.addItem(self.resolveValueDescription(f), f)
elif isinstance(param, ParameterTableMultipleField):
item = QComboBox()
item.setEditable(True)
fields = self.getAvailableValuesOfType(ParameterTableMultipleField,
None)
for f in fields:
item.addItem(self.resolveValueDescription(f), f)
elif isinstance(param, ParameterNumber):
item = QComboBox()
item.setEditable(True)
numbers = self.getAvailableValuesOfType(ParameterNumber,
OutputNumber)
for n in numbers:
item.addItem(self.resolveValueDescription(n), n)
item.setEditText(unicode(param.default))
elif isinstance(param, ParameterCrs):
item = CrsSelectionPanel(param.default)
elif isinstance(param, ParameterExtent):
item = QComboBox()
item.setEditable(True)
extents = self.getAvailableValuesOfType(ParameterExtent,
OutputExtent)
if self.canUseAutoExtent():
item.addItem(self.USE_MIN_COVERING_EXTENT, None)
for ex in extents:
item.addItem(self.resolveValueDescription(ex), ex)
if not self.canUseAutoExtent():
item.setEditText(unicode(param.default))
elif isinstance(param, ParameterPoint):
item = QComboBox()
item.setEditable(True)
points = self.getAvailableValuesOfType(ParameterPoint)
for p in points:
item.addItem(self.resolveValueDescription(p), p)
item.setEditText(unicode(param.default))
elif isinstance(param, ParameterFile):
item = QComboBox()
item.setEditable(True)
files = self.getAvailableValuesOfType(ParameterFile, OutputFile)
for f in files:
item.addItem(self.resolveValueDescription(f), f)
elif isinstance(param, ParameterGeometryPredicate):
item = GeometryPredicateSelectionPanel(param.enabledPredicates)
else:
item = QLineEdit()
try:
item.setText(unicode(param.default))
except:
pass
return item
def canUseAutoExtent(self):
for param in self._alg.parameters:
if isinstance(
param,
(ParameterRaster, ParameterVector, ParameterMultipleInput)):
return True
return False
def setTableContent(self):
params = self._alg.parameters
outputs = self._alg.outputs
visibleParams = [p for p in params if not p.hidden]
visibleOutputs = [p for o in outputs if not o.hidden]
self.tableWidget.setRowCount(len(visibleParams) + len(visibleOutputs))
for i, param in visibleParams:
item = QTableWidgetItem(param.description)
item.setFlags(Qt.ItemIsEnabled)
self.tableWidget.setItem(i, 0, item)
item = self.getWidgetFromParameter(param)
self.valueItems[param.name] = item
self.tableWidget.setCellWidget(i, 1, item)
self.tableWidget.setRowHeight(i, 22)
for i, output in visibleOutputs:
item = QTableWidgetItem(output.description + '<' +
output.__module__.split('.')[-1] + '>')
item.setFlags(Qt.ItemIsEnabled)
self.tableWidget.setItem(i, 0, item)
item = QLineEdit()
if hasattr(item, 'setPlaceholderText'):
item.setPlaceholderText(ModelerParametersDialog.ENTER_NAME)
self.valueItems[output.name] = item
self.tableWidget.setCellWidget(i, 1, item)
self.tableWidget.setRowHeight(i, 22)
def setComboBoxValue(self, combo, value, param):
if isinstance(value, list):
value = value[0]
items = [combo.itemData(i) for i in range(combo.count())]
try:
idx = items.index(value)
combo.setCurrentIndex(idx)
return
except ValueError:
pass
if combo.isEditable():
if value is not None:
combo.setEditText(unicode(value))
elif isinstance(param, ParameterSelection):
combo.setCurrentIndex(int(value))
elif isinstance(param, ParameterBoolean):
if value:
combo.setCurrentIndex(0)
else:
combo.setCurrentIndex(1)
def setPreviousValues(self):
if self._algName is not None:
alg = self.model.algs[self._algName]
self.descriptionBox.setText(alg.description)
for param in alg.algorithm.parameters:
if param.hidden:
continue
widget = self.valueItems[param.name]
if param.name in alg.params:
value = alg.params[param.name]
else:
value = param.default
if isinstance(
param,
(ParameterRaster, ParameterVector, ParameterTable,
ParameterTableField, ParameterSelection, ParameterNumber,
ParameterBoolean, ParameterExtent, ParameterFile,
ParameterPoint)):
self.setComboBoxValue(widget, value, param)
elif isinstance(param, ParameterString):
if param.multiline:
widget.setValue(value)
else:
self.setComboBoxValue(widget, value, param)
elif isinstance(param, ParameterCrs):
widget.setAuthId(value)
elif isinstance(param, ParameterFixedTable):
pass # TODO!
elif isinstance(param, ParameterMultipleInput):
if param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY:
options = self.getAvailableValuesOfType(
ParameterVector, OutputVector)
else:
options = self.getAvailableValuesOfType(
ParameterRaster, OutputRaster)
selected = []
for i, opt in enumerate(options):
if opt in value:
selected.append(i)
widget.setSelectedItems(selected)
elif isinstance(param, ParameterGeometryPredicate):
widget.setValue(value)
for name, out in alg.outputs.iteritems():
widget = self.valueItems[name].setText(out.description)
selected = []
dependencies = self.getAvailableDependencies()
for idx, dependency in enumerate(dependencies):
if dependency.name in alg.dependencies:
selected.append(idx)
self.dependenciesPanel.setSelectedItems(selected)
def createAlgorithm(self):
alg = Algorithm(self._alg.commandLineName())
alg.setName(self.model)
alg.description = self.descriptionBox.text()
params = self._alg.parameters
outputs = self._alg.outputs
for param in params:
if param.hidden:
continue
if not self.setParamValue(alg, param, self.valueItems[param.name]):
self.bar.pushMessage(
"Error",
"Wrong or missing value for parameter '%s'" %
param.description,
level=QgsMessageBar.WARNING)
return None
for output in outputs:
if not output.hidden:
name = unicode(self.valueItems[output.name].text())
if name.strip(
) != '' and name != ModelerParametersDialog.ENTER_NAME:
alg.outputs[output.name] = ModelerOutput(name)
selectedOptions = self.dependenciesPanel.selectedoptions
availableDependencies = self.getAvailableDependencies()
for selected in selectedOptions:
alg.dependencies.append(availableDependencies[selected].name)
return alg
def setParamValueLayerOrTable(self, alg, param, widget):
idx = widget.currentIndex()
if idx < 0:
return False
else:
value = widget.itemData(widget.currentIndex())
alg.params[param.name] = value
return True
def setParamTableFieldValue(self, alg, param, widget):
idx = widget.findText(widget.currentText())
if idx < 0:
s = unicode(widget.currentText()).strip()
if s == '':
if param.optional:
alg.params[param.name] = None
return True
else:
return False
else:
alg.params[param.name] = s
return True
else:
alg.params[param.name] = widget.itemData(widget.currentIndex())
return True
def setParamStringValue(self, alg, param, widget):
if param.multiline:
value = widget.getValue()
option = widget.getOption()
if option == MultilineTextPanel.USE_TEXT:
if value == '':
if param.optional:
alg.params[param.name] = None
return True
else:
return False
else:
alg.params[param.name] = value
else:
alg.params[param.name] = value
else:
idx = widget.findText(widget.currentText())
if idx < 0:
value = widget.currentText().strip()
if value == '':
if param.optional:
alg.params[param.name] = None
return True
else:
return False
else:
alg.params[param.name] = value
else:
alg.params[param.name] = widget.itemData(widget.currentIndex())
return True
def setParamFileValue(self, alg, param, widget):
idx = widget.findText(widget.currentText())
if idx < 0:
value = widget.currentText()
else:
value = widget.itemData(widget.currentIndex())
alg.params[param.name] = value
return True
def setParamNumberValue(self, alg, param, widget):
idx = widget.findText(widget.currentText())
if idx < 0:
s = widget.currentText().strip()
if s:
try:
value = float(s)
except:
return False
elif param.optional:
value = None
else:
return False
else:
value = widget.itemData(widget.currentIndex())
alg.params[param.name] = value
return True
def setParamExtentValue(self, alg, param, widget):
idx = widget.findText(widget.currentText())
if idx < 0:
s = unicode(widget.currentText()).strip()
if s:
try:
tokens = s.split(',')
if len(tokens) != 4:
return False
for token in tokens:
float(token)
except:
return False
elif param.optional:
s = None
else:
return False
alg.params[param.name] = [s]
else:
value = widget.itemData(widget.currentIndex())
alg.params[param.name] = value
return True
def setParamPointValue(self, alg, param, widget):
idx = widget.findText(widget.currentText())
if idx < 0:
s = unicode(widget.currentText()).strip()
if s:
try:
tokens = s.split(',')
if len(tokens) != 2:
return False
for token in tokens:
float(token)
except:
return False
elif param.optional:
s = None
else:
return False
alg.params[param.name] = [s]
else:
value = widget.itemData(widget.currentIndex())
alg.params[param.name] = value
return True
def setParamValue(self, alg, param, widget):
if isinstance(param,
(ParameterRaster, ParameterVector, ParameterTable)):
return self.setParamValueLayerOrTable(alg, param, widget)
elif isinstance(param, ParameterBoolean):
if widget.currentIndex() < 2:
value = widget.currentIndex() == 0
else:
value = widget.itemData(widget.currentIndex())
alg.params[param.name] = value
return True
elif isinstance(param, ParameterString):
return self.setParamStringValue(alg, param, widget)
elif isinstance(param, ParameterNumber):
return self.setParamNumberValue(alg, param, widget)
elif isinstance(param, ParameterExtent):
return self.setParamExtentValue(alg, param, widget)
elif isinstance(param, ParameterPoint):
return self.setParamPointValue(alg, param, widget)
elif isinstance(param, ParameterFile):
return self.setParamFileValue(alg, param, widget)
elif isinstance(param, ParameterSelection):
alg.params[param.name] = widget.currentIndex()
return True
elif isinstance(param, ParameterRange):
alg.params[param.name] = widget.getValue()
return True
elif isinstance(param, ParameterCrs):
authid = widget.getValue()
if authid is None and not param.optional:
return False
alg.params[param.name] = authid
return True
elif isinstance(param, ParameterFixedTable):
table = widget.table
if not bool(table) and not param.optional:
return False
alg.params[param.name] = ParameterFixedTable.tableToString(table)
return True
elif isinstance(param,
(ParameterTableField, ParameterTableMultipleField)):
return self.setParamTableFieldValue(alg, param, widget)
elif isinstance(param, ParameterMultipleInput):
if param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY:
options = self.getAvailableValuesOfType(
ParameterVector, OutputVector)
else:
options = self.getAvailableValuesOfType(
ParameterRaster, OutputRaster)
values = [options[i] for i in widget.selectedoptions]
if len(values) == 0 and not param.optional:
return False
alg.params[param.name] = values
return True
elif isinstance(param, ParameterGeometryPredicate):
alg.params[param.name] = widget.value()
return True
else:
alg.params[param.name] = unicode(widget.text())
return True
def okPressed(self):
self.alg = self.createAlgorithm()
if self.alg is not None:
self.close()
def cancelPressed(self):
self.alg = None
self.close()
class ParamBox(QDialog):
"""
Param box of the plugin
"""
def __init__(self, parent=None, tree_dock=None):
QWidget.__init__(self, parent)
self.tree_dock = tree_dock
# Init GUI
self.init_gui()
# Evaluate flags and tupdate the state of the Apply button
self.evaluate_flags()
def init_gui(self):
"""
"""
dlg_layout = QVBoxLayout()
params_layout = QVBoxLayout()
params_layout.setAlignment(Qt.AlignTop)
# Config files groupbox
self.config_files_groupbox = QgsCollapsibleGroupBox(
u"Fichier de configuration de l'arbre des ressources")
config_file_groupbox_layout = QFormLayout(self.config_files_groupbox)
# URL of the file
self.config_file_url_label = QLabel(u"URL du fichier", self)
self.config_file_url_edit = QLineEdit(self)
self.config_file_url_edit.editingFinished.connect(
self.config_file_url_changed)
config_file_groupbox_layout.addRow(self.config_file_url_label,
self.config_file_url_edit)
# Download the file at startup
self.download_cb = QCheckBox(
u"Télécharger le fichier à chaque lancement de QGIS", self)
self.download_cb.stateChanged.connect(self.download_cb_changed)
config_file_groupbox_layout.addRow(self.download_cb)
params_layout.addWidget(self.config_files_groupbox)
# Download the file now
self.download_now_label = QLabel(u"Télécharger le fichier maintenant",
self)
self.download_now_btnbox = QDialogButtonBox()
self.download_now_btnbox.setOrientation(Qt.Horizontal)
self.download_now_btnbox.setStandardButtons(QDialogButtonBox.Yes)
self.download_now_btnbox.button(QDialogButtonBox.Yes).clicked.connect(
self.download_file_now)
config_file_groupbox_layout.addRow(self.download_now_label,
self.download_now_btnbox)
# Content of the resource tree groupbox
self.resource_tree_groupbox = QgsCollapsibleGroupBox(
u"Contenu de l'arbre des ressources")
resource_tree_groupbox_layout = QFormLayout(
self.resource_tree_groupbox)
# Hide resources with a warn flag
self.hide_resources_with_warn_status_cb = QCheckBox(
u"Masquer les ressources en cours d'intégration", self)
self.hide_resources_with_warn_status_cb.stateChanged.connect(
self.hide_resources_with_warn_cb_changed)
resource_tree_groupbox_layout.addRow(
self.hide_resources_with_warn_status_cb)
# Hide empty groups in the resources tree
self.hide_empty_groups_cb = QCheckBox(
u"Masquer les groupes de ressources vides", self)
self.hide_empty_groups_cb.stateChanged.connect(
self.hide_empty_groups_cb_changed)
resource_tree_groupbox_layout.addRow(self.hide_empty_groups_cb)
params_layout.addWidget(self.resource_tree_groupbox)
dlg_layout.addLayout(params_layout)
# Set values
self.set_values_from_qsettings()
# Bottom dialog buttons
self.button_box = QDialogButtonBox()
self.button_box.setOrientation(Qt.Horizontal)
self.button_box.setStandardButtons(QDialogButtonBox.RestoreDefaults
| QDialogButtonBox.Apply
| QDialogButtonBox.Close)
self.button_box.button(
QDialogButtonBox.RestoreDefaults).clicked.connect(
self.restore_defaults_button_clicked)
self.button_box.button(QDialogButtonBox.Close).clicked.connect(
self.close_button_clicked)
self.button_box.button(QDialogButtonBox.Apply).clicked.connect(
self.apply_button_clicked)
# Dialog box title, layout, size and display
title = u"Paramétrage de l'extension GéoSAS…"
self.setWindowTitle(title)
dlg_layout.addWidget(self.button_box)
self.setLayout(dlg_layout)
self.setMinimumWidth(500)
self.resize(self.sizeHint())
self.setSizeGripEnabled(False)
self.setFixedSize(self.size())
self.show()
self.setSizeGripEnabled(False)
def set_values_from_qsettings(self):
"""
"""
# URL of the file
self.config_file_url_edit.blockSignals(True)
self.config_file_url_edit.setText(
PluginGlobals.instance().CONFIG_FILE_URLS[0])
self.config_file_url_edit.setCursorPosition(0)
self.config_file_url_edit.blockSignals(False)
# Download the file at startup
self.download_cb.blockSignals(True)
self.download_cb.setChecked(
PluginGlobals.instance().CONFIG_FILES_DOWNLOAD_AT_STARTUP)
self.download_cb.blockSignals(True)
# Hide resources with a warn flag
self.hide_resources_with_warn_status_cb.blockSignals(True)
self.hide_resources_with_warn_status_cb.setChecked(
PluginGlobals.instance().HIDE_RESOURCES_WITH_WARN_STATUS)
self.hide_resources_with_warn_status_cb.blockSignals(False)
# Hide empty groups in the resources tree
self.hide_empty_groups_cb.blockSignals(True)
self.hide_empty_groups_cb.setChecked(
PluginGlobals.instance().HIDE_EMPTY_GROUPS)
self.hide_empty_groups_cb.blockSignals(False)
def evaluate_flags(self):
"""
"""
# Detect modifications
file_url_changed = (self.config_file_url_edit.text() !=
PluginGlobals.instance().CONFIG_FILE_URLS[0])
download_at_startup_changed = \
(self.download_cb.isChecked() != PluginGlobals.instance().CONFIG_FILES_DOWNLOAD_AT_STARTUP)
hide_resources_with_warn_status_changed = \
(self.hide_resources_with_warn_status_cb.isChecked() !=
PluginGlobals.instance().HIDE_RESOURCES_WITH_WARN_STATUS)
hide_empty_groups_changed = \
(self.hide_empty_groups_cb.isChecked() != PluginGlobals.instance().HIDE_EMPTY_GROUPS)
# Init flags
self.need_update_visibility_of_tree_items = hide_empty_groups_changed or hide_resources_with_warn_status_changed
self.need_update_of_tree_content = file_url_changed
self.need_save = file_url_changed or download_at_startup_changed or \
hide_resources_with_warn_status_changed or \
hide_empty_groups_changed
# Update state of the Apply Button
self.button_box.button(QDialogButtonBox.Apply).setEnabled(
self.need_save)
def download_cb_changed(self, state):
"""
Event sent when the state of the checkbox change
"""
self.evaluate_flags()
def config_file_url_changed(self):
"""
Event sent when the text of the line edit has been edited
"""
self.evaluate_flags()
def hide_resources_with_warn_cb_changed(self, state):
"""
Event sent when the state of the checkbox change
"""
self.evaluate_flags()
def hide_empty_groups_cb_changed(self, state):
"""
Event sent when the state of the checkbox change
"""
self.evaluate_flags()
def download_file_now(self):
"""
"""
# Download, read the resources tree file and update the GUI
download_tree_config_file(self.config_file_url_edit.text())
self.ressources_tree = TreeNodeFactory(
PluginGlobals.instance().config_file_path).root_node
if self.tree_dock is not None:
self.tree_dock.set_tree_content(self.ressources_tree)
def save_settings(self):
"""
"""
# URL of the file
new_value = [self.config_file_url_edit.text()]
PluginGlobals.instance().set_qgis_settings_value(
"config_file_urls", new_value)
# Download the file at startup
new_value = self.download_cb.isChecked()
PluginGlobals.instance().set_qgis_settings_value(
"config_files_download_at_startup", new_value)
# Hide resources with a warn flag
new_value = self.hide_resources_with_warn_status_cb.isChecked()
PluginGlobals.instance().set_qgis_settings_value(
"hide_resources_with_warn_status", new_value)
# Hide empty groups in the resources tree
new_value = self.hide_empty_groups_cb.isChecked()
PluginGlobals.instance().set_qgis_settings_value(
"hide_empty_groups", new_value)
# Download, read the resources tree file and update the GUI
if self.need_update_of_tree_content:
download_tree_config_file(
PluginGlobals.instance().CONFIG_FILE_URLS[0])
self.ressources_tree = TreeNodeFactory(
PluginGlobals.instance().config_file_path).root_node
self.tree_dock.set_tree_content(self.ressources_tree)
# Update the visibility of tree items
elif self.need_update_visibility_of_tree_items and self.tree_dock is not None:
self.tree_dock.update_visibility_of_tree_items()
def apply_button_clicked(self):
"""
"""
self.save_settings()
self.evaluate_flags()
def close_button_clicked(self):
"""
"""
self.close()
def restore_defaults_button_clicked(self):
"""
"""
# URL of the file
self.config_file_url_edit.blockSignals(True)
self.config_file_url_edit.setText(
PluginGlobals.instance().get_qgis_setting_default_value(
"CONFIG_FILE_URLS")[0])
self.config_file_url_edit.setCursorPosition(0)
self.config_file_url_edit.blockSignals(False)
# Download the file at startup
self.download_cb.blockSignals(True)
self.download_cb.setChecked(
PluginGlobals.instance().get_qgis_setting_default_value(
"CONFIG_FILES_DOWNLOAD_AT_STARTUP"))
self.download_cb.blockSignals(False)
# Hide resources with a warn flag
self.hide_resources_with_warn_status_cb.blockSignals(True)
self.hide_resources_with_warn_status_cb.setChecked(
PluginGlobals.instance().get_qgis_setting_default_value(
"HIDE_RESOURCES_WITH_WARN_STATUS"))
self.hide_resources_with_warn_status_cb.blockSignals(False)
# Hide empty groups in the resources tree
self.hide_empty_groups_cb.blockSignals(True)
self.hide_empty_groups_cb.setChecked(
PluginGlobals.instance().get_qgis_setting_default_value(
"HIDE_EMPTY_GROUPS"))
self.hide_empty_groups_cb.blockSignals(False)
self.evaluate_flags()
def closeEvent(self, evnt):
"""
"""
if self.need_save:
reply = QMessageBox.question(
self, u"Sauvegarder ?",
u"Voulez-vous appliquer les changements avant de fermer la fenêtre de paramétrage de l'extension ?",
QMessageBox.Yes | QMessageBox.No | QMessageBox.Cancel,
QMessageBox.Yes)
if reply == QMessageBox.No:
evnt.accept()
super(ParamBox, self).closeEvent(evnt)
elif reply == QMessageBox.Yes:
self.save_settings()
evnt.accept()
super(ParamBox, self).closeEvent(evnt)
else:
evnt.accept()
super(ParamBox, self).closeEvent(evnt)
evnt.ignore()
class ModelerParameterDefinitionDialog(QDialog):
PARAMETER_NUMBER = 'Number'
PARAMETER_RASTER = 'Raster Layer'
PARAMETER_TABLE = 'Vector Layer'
PARAMETER_VECTOR = 'Vector Features'
PARAMETER_STRING = 'String'
PARAMETER_EXPRESSION = 'Expression'
PARAMETER_BOOLEAN = 'Boolean'
PARAMETER_TABLE_FIELD = 'Vector Field'
PARAMETER_EXTENT = 'Extent'
PARAMETER_FILE = 'File'
PARAMETER_POINT = 'Point'
PARAMETER_CRS = 'CRS'
PARAMETER_MULTIPLE = 'Multiple Input'
PARAMETER_BAND = 'Raster Band'
PARAMETER_MAP_LAYER = 'Map Layer'
paramTypes = [
PARAMETER_BOOLEAN,
PARAMETER_EXTENT,
PARAMETER_FILE,
PARAMETER_NUMBER,
PARAMETER_RASTER,
PARAMETER_STRING,
PARAMETER_EXPRESSION,
PARAMETER_MAP_LAYER,
PARAMETER_TABLE,
PARAMETER_TABLE_FIELD,
PARAMETER_VECTOR,
PARAMETER_POINT,
PARAMETER_CRS,
PARAMETER_MULTIPLE,
PARAMETER_BAND
]
def __init__(self, alg, paramType=None, param=None):
self.alg = alg
self.paramType = paramType
self.param = param
QDialog.__init__(self)
self.setModal(True)
self.setupUi()
settings = QgsSettings()
self.restoreGeometry(settings.value("/Processing/modelParametersDefinitionDialogGeometry", QByteArray()))
def closeEvent(self, event):
settings = QgsSettings()
settings.setValue("/Processing/modelParametersDefinitionDialogGeometry", self.saveGeometry())
super(ModelerParameterDefinitionDialog, self).closeEvent(event)
def setupUi(self):
self.setWindowTitle(self.tr('Parameter Definition'))
self.setMinimumWidth(300)
self.verticalLayout = QVBoxLayout(self)
self.verticalLayout.setMargin(20)
self.label = QLabel(self.tr('Parameter name'))
self.verticalLayout.addWidget(self.label)
self.nameTextBox = QLineEdit()
self.verticalLayout.addWidget(self.nameTextBox)
if isinstance(self.param, QgsProcessingParameterDefinition):
self.nameTextBox.setText(self.param.description())
if self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN or \
isinstance(self.param, QgsProcessingParameterBoolean):
self.state = QCheckBox()
self.state.setText(self.tr('Checked'))
self.state.setChecked(False)
if self.param is not None:
self.state.setChecked(bool(self.param.defaultValue()))
self.verticalLayout.addWidget(self.state)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD or \
isinstance(self.param, QgsProcessingParameterField):
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(param.parameterName())
if isinstance(definition, (QgsProcessingParameterFeatureSource, QgsProcessingParameterVectorLayer)):
self.parentCombo.addItem(definition.description(), definition.name())
if self.param is not None:
if self.param.parentLayerParameterName() == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
# add the datatype selector
self.verticalLayout.addWidget(QLabel(self.tr('Allowed data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any'), -1)
self.datatypeCombo.addItem(self.tr('Number'), 0)
self.datatypeCombo.addItem(self.tr('String'), 1)
self.datatypeCombo.addItem(self.tr('Date/time'), 2)
self.verticalLayout.addWidget(self.datatypeCombo)
if self.param is not None and self.param.dataType() is not None:
# QComboBoxes indexes start at 0,
# self.param.datatype start with -1 that is why I need to do +1
datatypeIndex = self.param.dataType() + 1
self.datatypeCombo.setCurrentIndex(datatypeIndex)
self.multipleCheck = QCheckBox()
self.multipleCheck.setText(self.tr('Accept multiple fields'))
self.multipleCheck.setChecked(False)
if self.param is not None:
self.multipleCheck.setChecked(self.param.allowMultiple())
self.verticalLayout.addWidget(self.multipleCheck)
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setToolTip(
self.tr('Default field name, or ; separated list of field names for multiple field parameters'))
if self.param is not None:
default = self.param.defaultValue()
if default is not None:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BAND or \
isinstance(self.param, QgsProcessingParameterBand):
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(param.parameterName())
if isinstance(definition, (QgsProcessingParameterRasterLayer)):
self.parentCombo.addItem(definition.description(), definition.name())
if self.param is not None:
if self.param.parentLayerParameterName() == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
elif (self.paramType in (
ModelerParameterDefinitionDialog.PARAMETER_VECTOR, ModelerParameterDefinitionDialog.PARAMETER_TABLE) or
isinstance(self.param, (QgsProcessingParameterFeatureSource, QgsProcessingParameterVectorLayer))):
self.verticalLayout.addWidget(QLabel(self.tr('Geometry type')))
self.shapetypeCombo = QComboBox()
self.shapetypeCombo.addItem(self.tr('Geometry Not Required'), QgsProcessing.TypeVector)
self.shapetypeCombo.addItem(self.tr('Point'), QgsProcessing.TypeVectorPoint)
self.shapetypeCombo.addItem(self.tr('Line'), QgsProcessing.TypeVectorLine)
self.shapetypeCombo.addItem(self.tr('Polygon'), QgsProcessing.TypeVectorPolygon)
self.shapetypeCombo.addItem(self.tr('Any Geometry Type'), QgsProcessing.TypeVectorAnyGeometry)
if self.param is not None:
self.shapetypeCombo.setCurrentIndex(self.shapetypeCombo.findData(self.param.dataTypes()[0]))
self.verticalLayout.addWidget(self.shapetypeCombo)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE or
isinstance(self.param, QgsProcessingParameterMultipleLayers)):
self.verticalLayout.addWidget(QLabel(self.tr('Data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any Map Layer'), QgsProcessing.TypeMapLayer)
self.datatypeCombo.addItem(self.tr('Vector (No Geometry Required)'), QgsProcessing.TypeVector)
self.datatypeCombo.addItem(self.tr('Vector (Point)'), QgsProcessing.TypeVectorPoint)
self.datatypeCombo.addItem(self.tr('Vector (Line)'), QgsProcessing.TypeVectorLine)
self.datatypeCombo.addItem(self.tr('Vector (Polygon)'), QgsProcessing.TypeVectorPolygon)
self.datatypeCombo.addItem(self.tr('Vector (Any Geometry Type)'), QgsProcessing.TypeVectorAnyGeometry)
self.datatypeCombo.addItem(self.tr('Raster'), QgsProcessing.TypeRaster)
self.datatypeCombo.addItem(self.tr('File'), QgsProcessing.TypeFile)
if self.param is not None:
self.datatypeCombo.setCurrentIndex(self.datatypeCombo.findData(self.param.layerType()))
self.verticalLayout.addWidget(self.datatypeCombo)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_NUMBER or
isinstance(self.param, QgsProcessingParameterNumber)):
self.verticalLayout.addWidget(QLabel(self.tr('Min value')))
self.minTextBox = QLineEdit()
self.verticalLayout.addWidget(self.minTextBox)
self.verticalLayout.addWidget(QLabel(self.tr('Max value')))
self.maxTextBox = QLineEdit()
self.verticalLayout.addWidget(self.maxTextBox)
if self.param is not None:
self.minTextBox.setText(str(self.param.minimum()))
self.maxTextBox.setText(str(self.param.maximum()))
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setText(self.tr('0'))
if self.param is not None:
default = self.param.defaultValue()
if self.param.dataType() == QgsProcessingParameterNumber.Integer:
default = int(math.floor(default))
if default:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_EXPRESSION or
isinstance(self.param, QgsProcessingParameterExpression)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultEdit = QgsExpressionLineEdit()
if self.param is not None:
self.defaultEdit.setExpression(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultEdit)
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
self.parentCombo.addItem(self.tr("None"), None)
idx = 1
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(param.parameterName())
if isinstance(definition, (QgsProcessingParameterFeatureSource, QgsProcessingParameterVectorLayer)):
self.parentCombo.addItem(definition.description(), definition.name())
if self.param is not None:
if self.param.parentLayerParameterName() == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_STRING or
isinstance(self.param, QgsProcessingParameterString)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE or
isinstance(self.param, QgsProcessingParameterFile)):
self.verticalLayout.addWidget(QLabel(self.tr('Type')))
self.fileFolderCombo = QComboBox()
self.fileFolderCombo.addItem(self.tr('File'))
self.fileFolderCombo.addItem(self.tr('Folder'))
if self.param is not None:
self.fileFolderCombo.setCurrentIndex(
1 if self.param.behavior() == QgsProcessingParameterFile.Folder else 0)
self.verticalLayout.addWidget(self.fileFolderCombo)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_POINT or
isinstance(self.param, QgsProcessingParameterPoint)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_CRS or
isinstance(self.param, QgsProcessingParameterCrs)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.selector = QgsProjectionSelectionWidget()
if self.param is not None:
self.selector.setCrs(QgsCoordinateReferenceSystem(self.param.defaultValue()))
else:
self.selector.setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
self.verticalLayout.addWidget(self.selector)
self.verticalLayout.addSpacing(20)
self.requiredCheck = QCheckBox()
self.requiredCheck.setText(self.tr('Mandatory'))
self.requiredCheck.setChecked(True)
if self.param is not None:
self.requiredCheck.setChecked(not self.param.flags() & QgsProcessingParameterDefinition.FlagOptional)
self.verticalLayout.addWidget(self.requiredCheck)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel |
QDialogButtonBox.Ok)
self.buttonBox.setObjectName('buttonBox')
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
self.verticalLayout.addStretch()
self.verticalLayout.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout)
def accept(self):
description = str(self.nameTextBox.text())
if description.strip() == '':
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Invalid parameter name'))
return
if self.param is None:
validChars = \
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
safeName = ''.join(c for c in description if c in validChars)
name = safeName.lower()
i = 2
while self.alg.parameterDefinition(name):
name = safeName.lower() + str(i)
i += 1
else:
name = self.param.name()
if (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN or
isinstance(self.param, QgsProcessingParameterBoolean)):
self.param = QgsProcessingParameterBoolean(name, description, self.state.isChecked())
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD or
isinstance(self.param, QgsProcessingParameterField)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
datatype = self.datatypeCombo.currentData()
default = self.defaultTextBox.text()
if not default:
default = None
self.param = QgsProcessingParameterField(name, description, defaultValue=default,
parentLayerParameterName=parent, type=datatype,
allowMultiple=self.multipleCheck.isChecked())
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BAND or
isinstance(self.param, QgsProcessingParameterBand)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
self.param = QgsProcessingParameterBand(name, description, None, parent)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_MAP_LAYER or
isinstance(self.param, QgsProcessingParameterMapLayer)):
self.param = QgsProcessingParameterMapLayer(
name, description)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_RASTER or
isinstance(self.param, QgsProcessingParameterRasterLayer)):
self.param = QgsProcessingParameterRasterLayer(
name, description)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE or
isinstance(self.param, QgsProcessingParameterVectorLayer)):
self.param = QgsProcessingParameterVectorLayer(
name, description,
[self.shapetypeCombo.currentData()])
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_VECTOR or
isinstance(self.param, QgsProcessingParameterFeatureSource)):
self.param = QgsProcessingParameterFeatureSource(
name, description,
[self.shapetypeCombo.currentData()])
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE or
isinstance(self.param, QgsProcessingParameterMultipleLayers)):
self.param = QgsProcessingParameterMultipleLayers(
name, description,
self.datatypeCombo.currentData())
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_NUMBER or
isinstance(self.param, QgsProcessingParameterNumber)):
try:
self.param = QgsProcessingParameterNumber(name, description, QgsProcessingParameterNumber.Double,
self.defaultTextBox.text())
vmin = self.minTextBox.text().strip()
if not vmin == '':
self.param.setMinimum(float(vmin))
vmax = self.maxTextBox.text().strip()
if not vmax == '':
self.param.setMaximum(float(vmax))
except:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_EXPRESSION or
isinstance(self.param, QgsProcessingParameterExpression)):
parent = self.parentCombo.currentData()
self.param = QgsProcessingParameterExpression(name, description,
str(self.defaultEdit.expression()),
parent)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_STRING or
isinstance(self.param, QgsProcessingParameterString)):
self.param = QgsProcessingParameterString(name, description,
str(self.defaultTextBox.text()))
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_EXTENT or
isinstance(self.param, QgsProcessingParameterExtent)):
self.param = QgsProcessingParameterExtent(name, description)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE or
isinstance(self.param, QgsProcessingParameterFile)):
isFolder = self.fileFolderCombo.currentIndex() == 1
self.param = QgsProcessingParameterFile(name, description,
QgsProcessingParameterFile.Folder if isFolder else QgsProcessingParameterFile.File)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_POINT or
isinstance(self.param, QgsProcessingParameterPoint)):
self.param = QgsProcessingParameterPoint(name, description,
str(self.defaultTextBox.text()))
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_CRS or
isinstance(self.param, QgsProcessingParameterCrs)):
self.param = QgsProcessingParameterCrs(name, description, self.selector.crs().authid())
if not self.requiredCheck.isChecked():
self.param.setFlags(self.param.flags() | QgsProcessingParameterDefinition.FlagOptional)
settings = QgsSettings()
settings.setValue("/Processing/modelParametersDefinitionDialogGeometry", self.saveGeometry())
QDialog.accept(self)
def reject(self):
self.param = None
settings = QgsSettings()
settings.setValue("/Processing/modelParametersDefinitionDialogGeometry", self.saveGeometry())
QDialog.reject(self)
@staticmethod
def inputTooltip(input_type):
tooltips = {
ModelerParameterDefinitionDialog.PARAMETER_NUMBER: QCoreApplication.translate('Processing', 'A numeric parameter, including float or integer values.'),
ModelerParameterDefinitionDialog.PARAMETER_RASTER: QCoreApplication.translate('Processing', 'A raster layer parameter.'),
ModelerParameterDefinitionDialog.PARAMETER_TABLE: QCoreApplication.translate('Processing', 'A vector layer parameter, e.g. for algorithms which change layer styles, edit layers in place, or other operations which affect an entire layer.'),
ModelerParameterDefinitionDialog.PARAMETER_VECTOR: QCoreApplication.translate('Processing', 'A vector feature parameter, e.g. for algorithms which operate on the features within a layer.'),
ModelerParameterDefinitionDialog.PARAMETER_STRING: QCoreApplication.translate('Processing', 'A freeform string parameter.'),
ModelerParameterDefinitionDialog.PARAMETER_EXPRESSION: QCoreApplication.translate('Processing', 'A QGIS expression parameter, which presents an expression builder widget to users.'),
ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN: QCoreApplication.translate('Processing', 'A boolean parameter, for true/false values.'),
ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD: QCoreApplication.translate('Processing', 'A vector field parameter, for selecting an existing field from a vector source.'),
ModelerParameterDefinitionDialog.PARAMETER_EXTENT: QCoreApplication.translate('Processing', 'A map extent parameter.'),
ModelerParameterDefinitionDialog.PARAMETER_FILE: QCoreApplication.translate('Processing', 'A file parameter, for use with non-map layer file sources.'),
ModelerParameterDefinitionDialog.PARAMETER_POINT: QCoreApplication.translate('Processing', 'A geographic point parameter.'),
ModelerParameterDefinitionDialog.PARAMETER_CRS: QCoreApplication.translate('Processing', 'A coordinate reference system (CRS) input parameter.'),
ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE: QCoreApplication.translate('Processing', 'An input allowing selection of multiple sources, including multiple map layers or file sources.'),
ModelerParameterDefinitionDialog.PARAMETER_BAND: QCoreApplication.translate('Processing', 'A raster band parameter, for selecting an existing band from a raster source.'),
ModelerParameterDefinitionDialog.PARAMETER_MAP_LAYER: QCoreApplication.translate('Processing', 'A generic map layer parameter, which accepts either vector or raster layers.')
}
return tooltips[input_type]
class ModelerParameterDefinitionDialog(QDialog):
PARAMETER_NUMBER = 'Number'
PARAMETER_RASTER = 'Raster layer'
PARAMETER_TABLE = 'Table'
PARAMETER_VECTOR = 'Vector layer'
PARAMETER_STRING = 'String'
PARAMETER_BOOLEAN = 'Boolean'
PARAMETER_TABLE_FIELD = 'Table field'
PARAMETER_TABLE_MULTIPLE_FIELD = 'Table multiple field'
PARAMETER_EXTENT = 'Extent'
PARAMETER_FILE = 'File'
PARAMETER_POINT = 'Point'
# To add
PARAMETER_MULTIPLE = 'Multiple input'
PARAMETER_FIXED_TABLE = 'Fixed table'
paramTypes = [
PARAMETER_BOOLEAN,
PARAMETER_EXTENT,
PARAMETER_FILE,
PARAMETER_NUMBER,
PARAMETER_RASTER,
PARAMETER_STRING,
PARAMETER_TABLE,
PARAMETER_TABLE_FIELD,
PARAMETER_TABLE_MULTIPLE_FIELD,
PARAMETER_VECTOR,
PARAMETER_POINT
]
def __init__(self, alg, paramType=None, param=None):
self.alg = alg
self.paramType = paramType
self.param = param
QDialog.__init__(self)
self.setModal(True)
self.setupUi()
def setupUi(self):
self.setWindowTitle(self.tr('Parameter definition'))
self.verticalLayout = QVBoxLayout(self)
self.verticalLayout.setSpacing(40)
self.verticalLayout.setMargin(20)
self.horizontalLayoutName = QHBoxLayout(self)
self.horizontalLayoutName.setSpacing(2)
self.horizontalLayoutName.setMargin(0)
self.label = QLabel(self.tr('Parameter name'))
self.horizontalLayoutName.addWidget(self.label)
self.nameTextBox = QLineEdit()
self.horizontalLayoutName.addWidget(self.nameTextBox)
self.verticalLayout.addLayout(self.horizontalLayoutName)
self.horizontalLayoutRequired = QHBoxLayout(self)
self.horizontalLayoutRequired.setSpacing(2)
self.horizontalLayoutRequired.setMargin(0)
self.horizontalLayoutParent = QHBoxLayout(self)
self.horizontalLayoutParent.setSpacing(2)
self.horizontalLayoutParent.setMargin(0)
self.horizontalLayoutDefault = QHBoxLayout(self)
self.horizontalLayoutDefault.setSpacing(2)
self.horizontalLayoutDefault.setMargin(0)
self.horizontalLayoutDatatype = QHBoxLayout(self)
self.horizontalLayoutDatatype.setSpacing(2)
self.horizontalLayoutDatatype.setMargin(0)
if isinstance(self.param, Parameter):
self.nameTextBox.setText(self.param.description)
if self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN or \
isinstance(self.param, ParameterBoolean):
self.state = QCheckBox()
self.state.setText(self.tr('Checked'))
self.state.setChecked(False)
if self.param is not None:
self.state.setChecked(True if self.param.value else False)
self.horizontalLayoutParent.addWidget(self.state)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
elif self.paramType in (
ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD,
ModelerParameterDefinitionDialog.PARAMETER_TABLE_MULTIPLE_FIELD)\
or isinstance(self.param, (ParameterTableField,
ParameterTableMultipleField)):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in self.alg.inputs.values():
if isinstance(param.param, (ParameterVector, ParameterTable)):
self.parentCombo.addItem(param.param.description, param.param.name)
if self.param is not None:
if self.param.parent == param.param.name:
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.horizontalLayoutParent.addWidget(self.parentCombo)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
# add the datatype selector
self.horizontalLayoutDatatype.addWidget(QLabel(self.tr('Allowed '
'data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any'), -1)
self.datatypeCombo.addItem(self.tr('Number'), 0)
self.datatypeCombo.addItem(self.tr('String'), 1)
self.horizontalLayoutDatatype.addWidget(self.datatypeCombo)
if self.param is not None and self.param.datatype is not None:
# QComboBoxes indexes start at 0,
# self.param.datatype start with -1 that is why I need to do +1
datatype_index = self.param.datatype + 1
self.datatypeCombo.setCurrentIndex(datatype_index)
self.verticalLayout.addLayout(self.horizontalLayoutDatatype)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_VECTOR or \
isinstance(self.param, ParameterVector):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Shape type')))
self.shapetypeCombo = QComboBox()
self.shapetypeCombo.addItem(self.tr('Any'))
self.shapetypeCombo.addItem(self.tr('Point'))
self.shapetypeCombo.addItem(self.tr('Line'))
self.shapetypeCombo.addItem(self.tr('Polygon'))
if self.param is not None:
self.shapetypeCombo.setCurrentIndex(self.param.shapetype[0] + 1)
self.horizontalLayoutParent.addWidget(self.shapetypeCombo)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE or \
isinstance(self.param, ParameterMultipleInput):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Vector (any)'))
self.datatypeCombo.addItem(self.tr('Vector (point)'))
self.datatypeCombo.addItem(self.tr('Vector (line)'))
self.datatypeCombo.addItem(self.tr('Vector (polygon)'))
self.datatypeCombo.addItem(self.tr('Raster'))
self.datatypeCombo.addItem(self.tr('Table'))
if self.param is not None:
self.datatypeCombo.setCurrentIndex(self.param.datatype + 1)
self.horizontalLayoutParent.addWidget(self.datatypeCombo)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_NUMBER or \
isinstance(self.param, ParameterNumber):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Min/Max values')))
self.minTextBox = QLineEdit()
self.maxTextBox = QLineEdit()
if self.param is not None:
self.minTextBox.setText(unicode(self.param.min))
self.maxTextBox.setText(unicode(self.param.max))
self.horizontalLayoutParent.addWidget(self.minTextBox)
self.horizontalLayoutParent.addWidget(self.maxTextBox)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
self.horizontalLayoutDefault.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setText(self.tr('0'))
if self.param is not None:
default = self.param.default
if self.param.isInteger:
default = int(math.floor(default))
self.defaultTextBox.setText(unicode(default))
self.horizontalLayoutDefault.addWidget(self.defaultTextBox)
self.verticalLayout.addLayout(self.horizontalLayoutDefault)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_STRING or \
isinstance(self.param, ParameterString):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.default)
self.horizontalLayoutParent.addWidget(self.defaultTextBox)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE or \
isinstance(self.param, ParameterFile):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Type')))
self.fileFolderCombo = QComboBox()
self.fileFolderCombo.addItem(self.tr('File'))
self.fileFolderCombo.addItem(self.tr('Folder'))
if self.param is not None:
self.fileFolderCombo.setCurrentIndex(
1 if self.param.isFolder else 0)
self.horizontalLayoutParent.addWidget(self.fileFolderCombo)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_POINT or \
isinstance(self.param, ParameterPoint):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.default)
self.horizontalLayoutParent.addWidget(self.defaultTextBox)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
self.horizontalLayoutRequired.addWidget(QLabel(self.tr('Required')))
self.yesNoCombo = QComboBox()
self.yesNoCombo.addItem(self.tr('Yes'))
self.yesNoCombo.addItem(self.tr('No'))
self.horizontalLayoutRequired.addWidget(self.yesNoCombo)
if self.param is not None:
self.yesNoCombo.setCurrentIndex(
1 if self.param.optional else 0)
self.verticalLayout.addLayout(self.horizontalLayoutRequired)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
self.buttonBox.setObjectName('buttonBox')
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
self.verticalLayout.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout)
def okPressed(self):
description = unicode(self.nameTextBox.text())
if description.strip() == '':
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Invalid parameter name'))
return
if self.param is None:
validChars = \
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
safeName = ''.join(c for c in description if c in validChars)
name = safeName.lower()
i = 2
while name in self.alg.inputs:
name = safeName.lower() + str(i)
else:
name = self.param.name
if self.paramType \
== ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN \
or isinstance(self.param, ParameterBoolean):
self.param = ParameterBoolean(name, description,
self.state.isChecked())
elif self.paramType in (
ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD,
ModelerParameterDefinitionDialog.PARAMETER_TABLE_MULTIPLE_FIELD)\
or isinstance(self.param, (ParameterTableField,
ParameterTableMultipleField)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.itemData(self.parentCombo.currentIndex())
datatype = self.datatypeCombo.itemData(
self.datatypeCombo.currentIndex())
if (self.paramType ==
ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD or
isinstance(self.param, ParameterTableField)):
self.param = ParameterTableField(
name, description, parent, datatype)
else:
self.param = ParameterTableMultipleField(
name, description, parent, datatype)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_RASTER or \
isinstance(self.param, ParameterRaster):
self.param = ParameterRaster(
name, description,
self.yesNoCombo.currentIndex() == 1)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE or \
isinstance(self.param, ParameterTable):
self.param = ParameterTable(
name, description,
self.yesNoCombo.currentIndex() == 1)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_VECTOR or \
isinstance(self.param, ParameterVector):
self.param = ParameterVector(
name, description,
[self.shapetypeCombo.currentIndex() - 1],
self.yesNoCombo.currentIndex() == 1)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE or \
isinstance(self.param, ParameterMultipleInput):
self.param = ParameterMultipleInput(
name, description,
self.datatypeCombo.currentIndex() - 1,
self.yesNoCombo.currentIndex() == 1)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_NUMBER or \
isinstance(self.param, ParameterNumber):
try:
vmin = unicode(self.minTextBox.text()).strip()
if vmin == '':
vmin = None
else:
vmin = float(vmin)
vmax = unicode(self.maxTextBox.text()).strip()
if vmax == '':
vmax = None
else:
vmax = float(vmax)
self.param = ParameterNumber(name, description, vmin, vmax,
unicode(self.defaultTextBox.text()))
except:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_STRING or \
isinstance(self.param, ParameterString):
self.param = ParameterString(name, description,
unicode(self.defaultTextBox.text()))
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_EXTENT or \
isinstance(self.param, ParameterExtent):
self.param = ParameterExtent(name, description)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE or \
isinstance(self.param, ParameterFile):
isFolder = self.fileFolderCombo.currentIndex() == 1
self.param = ParameterFile(name, description, isFolder=isFolder)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_POINT or \
isinstance(self.param, ParameterPoint):
self.param = ParameterPoint(name, description,
unicode(self.defaultTextBox.text()))
self.param.optional = self.yesNoCombo.currentIndex() == 1
self.close()
def cancelPressed(self):
self.param = None
self.close()
class ModelerParameterDefinitionDialog(QDialog):
PARAMETER_NUMBER = 'Number'
PARAMETER_RASTER = 'Raster Layer'
PARAMETER_TABLE = 'Vector Layer'
PARAMETER_VECTOR = 'Feature Source'
PARAMETER_STRING = 'String'
PARAMETER_EXPRESSION = 'Expression'
PARAMETER_BOOLEAN = 'Boolean'
PARAMETER_TABLE_FIELD = 'Layer Field'
PARAMETER_EXTENT = 'Extent'
PARAMETER_FILE = 'File'
PARAMETER_POINT = 'Point'
PARAMETER_CRS = 'CRS'
PARAMETER_MULTIPLE = 'Multiple Input'
PARAMETER_BAND = 'Raster Band'
PARAMETER_MAP_LAYER = 'Map Layer'
paramTypes = [
PARAMETER_BOOLEAN, PARAMETER_EXTENT, PARAMETER_FILE, PARAMETER_NUMBER,
PARAMETER_RASTER, PARAMETER_STRING, PARAMETER_EXPRESSION,
PARAMETER_MAP_LAYER, PARAMETER_TABLE, PARAMETER_TABLE_FIELD,
PARAMETER_VECTOR, PARAMETER_POINT, PARAMETER_CRS, PARAMETER_MULTIPLE,
PARAMETER_BAND
]
def __init__(self, alg, paramType=None, param=None):
self.alg = alg
self.paramType = paramType
self.param = param
QDialog.__init__(self)
self.setModal(True)
self.setupUi()
settings = QgsSettings()
self.restoreGeometry(
settings.value(
"/Processing/modelParametersDefinitionDialogGeometry",
QByteArray()))
def closeEvent(self, event):
settings = QgsSettings()
settings.setValue(
"/Processing/modelParametersDefinitionDialogGeometry",
self.saveGeometry())
super(ModelerParameterDefinitionDialog, self).closeEvent(event)
def setupUi(self):
self.setWindowTitle(self.tr('Parameter Definition'))
self.setMinimumWidth(300)
self.verticalLayout = QVBoxLayout(self)
self.verticalLayout.setMargin(20)
self.label = QLabel(self.tr('Parameter name'))
self.verticalLayout.addWidget(self.label)
self.nameTextBox = QLineEdit()
self.verticalLayout.addWidget(self.nameTextBox)
if isinstance(self.param, QgsProcessingParameterDefinition):
self.nameTextBox.setText(self.param.description())
if self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN or \
isinstance(self.param, QgsProcessingParameterBoolean):
self.state = QCheckBox()
self.state.setText(self.tr('Checked'))
self.state.setChecked(False)
if self.param is not None:
self.state.setChecked(bool(self.param.defaultValue()))
self.verticalLayout.addWidget(self.state)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD or \
isinstance(self.param, QgsProcessingParameterField):
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(
param.parameterName())
if isinstance(definition, (QgsProcessingParameterFeatureSource,
QgsProcessingParameterVectorLayer)):
self.parentCombo.addItem(definition.description(),
definition.name())
if self.param is not None:
if self.param.parentLayerParameterName(
) == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
# add the datatype selector
self.verticalLayout.addWidget(QLabel(self.tr('Allowed data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any'), -1)
self.datatypeCombo.addItem(self.tr('Number'), 0)
self.datatypeCombo.addItem(self.tr('String'), 1)
self.datatypeCombo.addItem(self.tr('Date/time'), 2)
self.verticalLayout.addWidget(self.datatypeCombo)
if self.param is not None and self.param.dataType() is not None:
# QComboBoxes indexes start at 0,
# self.param.datatype start with -1 that is why I need to do +1
datatypeIndex = self.param.dataType() + 1
self.datatypeCombo.setCurrentIndex(datatypeIndex)
self.multipleCheck = QCheckBox()
self.multipleCheck.setText(self.tr('Accept multiple fields'))
self.multipleCheck.setChecked(False)
if self.param is not None:
self.multipleCheck.setChecked(self.param.allowMultiple())
self.verticalLayout.addWidget(self.multipleCheck)
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setToolTip(
self.
tr('Default field name, or ; separated list of field names for multiple field parameters'
))
if self.param is not None:
default = self.param.defaultValue()
if default is not None:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BAND or \
isinstance(self.param, QgsProcessingParameterBand):
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(
param.parameterName())
if isinstance(definition, (QgsProcessingParameterRasterLayer)):
self.parentCombo.addItem(definition.description(),
definition.name())
if self.param is not None:
if self.param.parentLayerParameterName(
) == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
elif (self.paramType
in (ModelerParameterDefinitionDialog.PARAMETER_VECTOR,
ModelerParameterDefinitionDialog.PARAMETER_TABLE)
or isinstance(self.param, (QgsProcessingParameterFeatureSource,
QgsProcessingParameterVectorLayer))):
self.verticalLayout.addWidget(QLabel(self.tr('Geometry type')))
self.shapetypeCombo = QComboBox()
self.shapetypeCombo.addItem(self.tr('Geometry Not Required'),
QgsProcessing.TypeVector)
self.shapetypeCombo.addItem(self.tr('Point'),
QgsProcessing.TypeVectorPoint)
self.shapetypeCombo.addItem(self.tr('Line'),
QgsProcessing.TypeVectorLine)
self.shapetypeCombo.addItem(self.tr('Polygon'),
QgsProcessing.TypeVectorPolygon)
self.shapetypeCombo.addItem(self.tr('Any Geometry Type'),
QgsProcessing.TypeVectorAnyGeometry)
if self.param is not None:
self.shapetypeCombo.setCurrentIndex(
self.shapetypeCombo.findData(self.param.dataTypes()[0]))
self.verticalLayout.addWidget(self.shapetypeCombo)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE
or isinstance(self.param, QgsProcessingParameterMultipleLayers)):
self.verticalLayout.addWidget(QLabel(self.tr('Data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any Map Layer'),
QgsProcessing.TypeMapLayer)
self.datatypeCombo.addItem(
self.tr('Vector (No Geometry Required)'),
QgsProcessing.TypeVector)
self.datatypeCombo.addItem(self.tr('Vector (Point)'),
QgsProcessing.TypeVectorPoint)
self.datatypeCombo.addItem(self.tr('Vector (Line)'),
QgsProcessing.TypeVectorLine)
self.datatypeCombo.addItem(self.tr('Vector (Polygon)'),
QgsProcessing.TypeVectorPolygon)
self.datatypeCombo.addItem(self.tr('Vector (Any Geometry Type)'),
QgsProcessing.TypeVectorAnyGeometry)
self.datatypeCombo.addItem(self.tr('Raster'),
QgsProcessing.TypeRaster)
self.datatypeCombo.addItem(self.tr('File'), QgsProcessing.TypeFile)
if self.param is not None:
self.datatypeCombo.setCurrentIndex(
self.datatypeCombo.findData(self.param.layerType()))
self.verticalLayout.addWidget(self.datatypeCombo)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_NUMBER
or isinstance(self.param, QgsProcessingParameterNumber)):
self.verticalLayout.addWidget(QLabel(self.tr('Min value')))
self.minTextBox = QLineEdit()
self.verticalLayout.addWidget(self.minTextBox)
self.verticalLayout.addWidget(QLabel(self.tr('Max value')))
self.maxTextBox = QLineEdit()
self.verticalLayout.addWidget(self.maxTextBox)
if self.param is not None:
self.minTextBox.setText(str(self.param.minimum()))
self.maxTextBox.setText(str(self.param.maximum()))
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setText(self.tr('0'))
if self.param is not None:
default = self.param.defaultValue()
if self.param.dataType(
) == QgsProcessingParameterNumber.Integer:
default = int(math.floor(default))
if default:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_EXPRESSION
or isinstance(self.param, QgsProcessingParameterExpression)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultEdit = QgsExpressionLineEdit()
if self.param is not None:
self.defaultEdit.setExpression(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultEdit)
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
self.parentCombo.addItem(self.tr("None"), None)
idx = 1
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(
param.parameterName())
if isinstance(definition, (QgsProcessingParameterFeatureSource,
QgsProcessingParameterVectorLayer)):
self.parentCombo.addItem(definition.description(),
definition.name())
if self.param is not None:
if self.param.parentLayerParameterName(
) == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_STRING
or isinstance(self.param, QgsProcessingParameterString)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE
or isinstance(self.param, QgsProcessingParameterFile)):
self.verticalLayout.addWidget(QLabel(self.tr('Type')))
self.fileFolderCombo = QComboBox()
self.fileFolderCombo.addItem(self.tr('File'))
self.fileFolderCombo.addItem(self.tr('Folder'))
if self.param is not None:
self.fileFolderCombo.setCurrentIndex(1 if self.param.behavior(
) == QgsProcessingParameterFile.Folder else 0)
self.verticalLayout.addWidget(self.fileFolderCombo)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_POINT
or isinstance(self.param, QgsProcessingParameterPoint)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_CRS
or isinstance(self.param, QgsProcessingParameterCrs)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.selector = QgsProjectionSelectionWidget()
if self.param is not None:
self.selector.setCrs(
QgsCoordinateReferenceSystem(self.param.defaultValue()))
else:
self.selector.setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
self.verticalLayout.addWidget(self.selector)
self.verticalLayout.addSpacing(20)
self.requiredCheck = QCheckBox()
self.requiredCheck.setText(self.tr('Mandatory'))
self.requiredCheck.setChecked(True)
if self.param is not None:
self.requiredCheck.setChecked(
not self.param.flags()
& QgsProcessingParameterDefinition.FlagOptional)
self.verticalLayout.addWidget(self.requiredCheck)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
self.buttonBox.setObjectName('buttonBox')
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
self.verticalLayout.addStretch()
self.verticalLayout.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout)
def accept(self):
description = str(self.nameTextBox.text())
if description.strip() == '':
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Invalid parameter name'))
return
if self.param is None:
validChars = \
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
safeName = ''.join(c for c in description if c in validChars)
name = safeName.lower()
i = 2
while self.alg.parameterDefinition(name):
name = safeName.lower() + str(i)
i += 1
else:
name = self.param.name()
if (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN
or isinstance(self.param, QgsProcessingParameterBoolean)):
self.param = QgsProcessingParameterBoolean(name, description,
self.state.isChecked())
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD
or isinstance(self.param, QgsProcessingParameterField)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
datatype = self.datatypeCombo.currentData()
default = self.defaultTextBox.text()
if not default:
default = None
self.param = QgsProcessingParameterField(
name,
description,
defaultValue=default,
parentLayerParameterName=parent,
type=datatype,
allowMultiple=self.multipleCheck.isChecked())
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BAND
or isinstance(self.param, QgsProcessingParameterBand)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
self.param = QgsProcessingParameterBand(name, description, None,
parent)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_MAP_LAYER
or isinstance(self.param, QgsProcessingParameterMapLayer)):
self.param = QgsProcessingParameterMapLayer(name, description)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_RASTER
or isinstance(self.param, QgsProcessingParameterRasterLayer)):
self.param = QgsProcessingParameterRasterLayer(name, description)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_TABLE
or isinstance(self.param, QgsProcessingParameterVectorLayer)):
self.param = QgsProcessingParameterVectorLayer(
name, description, [self.shapetypeCombo.currentData()])
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_VECTOR
or isinstance(self.param, QgsProcessingParameterFeatureSource)):
self.param = QgsProcessingParameterFeatureSource(
name, description, [self.shapetypeCombo.currentData()])
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE
or isinstance(self.param, QgsProcessingParameterMultipleLayers)):
self.param = QgsProcessingParameterMultipleLayers(
name, description, self.datatypeCombo.currentData())
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_NUMBER
or isinstance(self.param, QgsProcessingParameterNumber)):
try:
self.param = QgsProcessingParameterNumber(
name, description, QgsProcessingParameterNumber.Double,
self.defaultTextBox.text())
vmin = self.minTextBox.text().strip()
if not vmin == '':
self.param.setMinimum(float(vmin))
vmax = self.maxTextBox.text().strip()
if not vmax == '':
self.param.setMaximum(float(vmax))
except:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_EXPRESSION
or isinstance(self.param, QgsProcessingParameterExpression)):
parent = self.parentCombo.currentData()
self.param = QgsProcessingParameterExpression(
name, description, str(self.defaultEdit.expression()), parent)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_STRING
or isinstance(self.param, QgsProcessingParameterString)):
self.param = QgsProcessingParameterString(
name, description, str(self.defaultTextBox.text()))
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_EXTENT
or isinstance(self.param, QgsProcessingParameterExtent)):
self.param = QgsProcessingParameterExtent(name, description)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE
or isinstance(self.param, QgsProcessingParameterFile)):
isFolder = self.fileFolderCombo.currentIndex() == 1
self.param = QgsProcessingParameterFile(
name, description, QgsProcessingParameterFile.Folder
if isFolder else QgsProcessingParameterFile.File)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_POINT
or isinstance(self.param, QgsProcessingParameterPoint)):
self.param = QgsProcessingParameterPoint(
name, description, str(self.defaultTextBox.text()))
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_CRS
or isinstance(self.param, QgsProcessingParameterCrs)):
self.param = QgsProcessingParameterCrs(
name, description,
self.selector.crs().authid())
if not self.requiredCheck.isChecked():
self.param.setFlags(
self.param.flags()
| QgsProcessingParameterDefinition.FlagOptional)
settings = QgsSettings()
settings.setValue(
"/Processing/modelParametersDefinitionDialogGeometry",
self.saveGeometry())
QDialog.accept(self)
def reject(self):
self.param = None
settings = QgsSettings()
settings.setValue(
"/Processing/modelParametersDefinitionDialogGeometry",
self.saveGeometry())
QDialog.reject(self)
class ConfigDialog(QDialog):
versioIcon = QIcon(
os.path.dirname(__file__) + "/../../ui/resources/geogig-16.png")
def __init__(self):
QDialog.__init__(self)
self.setupUi()
if hasattr(self.searchBox, 'setPlaceholderText'):
self.searchBox.setPlaceholderText(self.tr("Search..."))
self.searchBox.textChanged.connect(self.filterTree)
self.fillTree()
def setupUi(self):
self.resize(640, 450)
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setSpacing(2)
self.verticalLayout.setMargin(0)
self.searchBox = QgsFilterLineEdit(self)
self.verticalLayout.addWidget(self.searchBox)
self.tree = QTreeWidget(self)
self.tree.setAlternatingRowColors(True)
self.verticalLayout.addWidget(self.tree)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
self.verticalLayout.addWidget(self.buttonBox)
self.setWindowTitle("Configuration options")
self.searchBox.setToolTip("Enter setting name to filter list")
self.tree.headerItem().setText(0, "Setting")
self.tree.headerItem().setText(1, "Value")
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
self.setLayout(self.verticalLayout)
def filterTree(self):
text = str(self.searchBox.text())
for i in range(self.tree.topLevelItemCount()):
item = self.tree.topLevelItem(i)
visible = False
for j in range(item.childCount()):
subitem = item.child(j)
itemText = subitem.text(0)
if (text.strip() == ""):
subitem.setHidden(False)
visible = True
else:
hidden = text not in itemText
item.setHidden(hidden)
visible = visible or not hidden
item.setHidden(not visible)
item.setExpanded(visible and text.strip() != "")
def fillTree(self):
self.items = {}
self.tree.clear()
generalItem = self._getItem(config.GENERAL, self.versioIcon,
config.generalParams)
self.tree.addTopLevelItem(generalItem)
self.tree.setColumnWidth(0, 400)
def _getItem(self, name, icon, params):
item = QTreeWidgetItem()
item.setText(0, name)
item.setIcon(0, icon)
for param in params:
paramName = "/GeoGig/Settings/" + name + "/" + param[0]
subItem = TreeSettingItem(self.tree, item, paramName, *param[1:])
item.addChild(subItem)
return item
def accept(self):
iterator = QTreeWidgetItemIterator(self.tree)
value = iterator.value()
while value:
if hasattr(value, 'checkValue'):
if value.checkValue():
value.setBackgroundColor(1, Qt.white)
else:
value.setBackgroundColor(1, Qt.yellow)
return
iterator += 1
value = iterator.value()
iterator = QTreeWidgetItemIterator(self.tree)
value = iterator.value()
while value:
if hasattr(value, 'saveValue'):
value.saveValue()
iterator += 1
value = iterator.value()
QDialog.accept(self)
class Ui_DistroMap(object):
def setupUi(self, DistroMap):
DistroMap.setObjectName("DistroMap")
DistroMap.resize(439, 657)
self.gridLayout_3 = QGridLayout(DistroMap)
self.gridLayout_3.setObjectName("gridLayout_3")
self.scrollArea = QScrollArea(DistroMap)
self.scrollArea.setWidgetResizable(True)
self.scrollArea.setObjectName("scrollArea")
self.scrollAreaWidgetContents = QWidget()
self.scrollAreaWidgetContents.setGeometry(QRect(0, 0, 419, 573))
self.scrollAreaWidgetContents.setObjectName("scrollAreaWidgetContents")
self.gridLayout_6 = QGridLayout(self.scrollAreaWidgetContents)
self.gridLayout_6.setObjectName("gridLayout_6")
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setObjectName("verticalLayout")
self.label_5 = QLabel(self.scrollAreaWidgetContents)
self.label_5.setObjectName("label_5")
self.verticalLayout.addWidget(self.label_5)
self.comboLocalities = QComboBox(self.scrollAreaWidgetContents)
self.comboLocalities.setObjectName("comboLocalities")
self.verticalLayout.addWidget(self.comboLocalities)
self.gridLayout_6.addLayout(self.verticalLayout, 1, 0, 1, 1)
self.horizontalLayout_6 = QHBoxLayout()
self.horizontalLayout_6.setObjectName("horizontalLayout_6")
self.verticalLayout_13 = QVBoxLayout()
self.verticalLayout_13.setObjectName("verticalLayout_13")
self.label_19 = QLabel(self.scrollAreaWidgetContents)
self.label_19.setObjectName("label_19")
self.verticalLayout_13.addWidget(self.label_19)
self.horizontalLayout_3 = QHBoxLayout()
self.horizontalLayout_3.setObjectName("horizontalLayout_3")
self.spnOutWidth = QSpinBox(self.scrollAreaWidgetContents)
self.spnOutWidth.setMaximum(999999)
self.spnOutWidth.setProperty("value", 325)
self.spnOutWidth.setObjectName("spnOutWidth")
self.horizontalLayout_3.addWidget(self.spnOutWidth)
self.label_20 = QLabel(self.scrollAreaWidgetContents)
self.label_20.setAlignment(Qt.AlignCenter)
self.label_20.setObjectName("label_20")
self.horizontalLayout_3.addWidget(self.label_20)
self.spnOutHeight = QSpinBox(self.scrollAreaWidgetContents)
self.spnOutHeight.setMaximum(999999)
self.spnOutHeight.setProperty("value", 299)
self.spnOutHeight.setObjectName("spnOutHeight")
self.horizontalLayout_3.addWidget(self.spnOutHeight)
self.verticalLayout_13.addLayout(self.horizontalLayout_3)
self.horizontalLayout_6.addLayout(self.verticalLayout_13)
self.horizontalLayout_5 = QHBoxLayout()
self.horizontalLayout_5.setObjectName("horizontalLayout_5")
self.verticalLayout_14 = QVBoxLayout()
self.verticalLayout_14.setObjectName("verticalLayout_14")
self.label_21 = QLabel(self.scrollAreaWidgetContents)
sizePolicy = QSizePolicy(QSizePolicy.Preferred, QSizePolicy.Preferred)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(self.label_21.sizePolicy().hasHeightForWidth())
self.label_21.setSizePolicy(sizePolicy)
self.label_21.setAlignment(Qt.AlignRight|Qt.AlignTrailing|Qt.AlignVCenter)
self.label_21.setObjectName("label_21")
self.verticalLayout_14.addWidget(self.label_21)
self.horizontalLayout_4 = QHBoxLayout()
self.horizontalLayout_4.setObjectName("horizontalLayout_4")
spacerItem = QSpacerItem(40, 20, QSizePolicy.Expanding, QSizePolicy.Minimum)
self.horizontalLayout_4.addItem(spacerItem)
self.btnColour = QPushButton(self.scrollAreaWidgetContents)
sizePolicy = QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(self.btnColour.sizePolicy().hasHeightForWidth())
self.btnColour.setSizePolicy(sizePolicy)
self.btnColour.setObjectName("btnColour")
self.horizontalLayout_4.addWidget(self.btnColour)
self.verticalLayout_14.addLayout(self.horizontalLayout_4)
self.horizontalLayout_5.addLayout(self.verticalLayout_14)
self.frmColour = QFrame(self.scrollAreaWidgetContents)
sizePolicy = QSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(self.frmColour.sizePolicy().hasHeightForWidth())
self.frmColour.setSizePolicy(sizePolicy)
self.frmColour.setMinimumSize(QSize(45, 45))
self.frmColour.setSizeIncrement(QSize(1, 1))
self.frmColour.setBaseSize(QSize(0, 0))
self.frmColour.setFrameShape(QFrame.StyledPanel)
self.frmColour.setFrameShadow(QFrame.Raised)
self.frmColour.setObjectName("frmColour")
self.horizontalLayout_5.addWidget(self.frmColour)
self.horizontalLayout_6.addLayout(self.horizontalLayout_5)
self.gridLayout_6.addLayout(self.horizontalLayout_6, 4, 0, 1, 1)
self.verticalLayout_2 = QVBoxLayout()
self.verticalLayout_2.setObjectName("verticalLayout_2")
self.label_6 = QLabel(self.scrollAreaWidgetContents)
self.label_6.setObjectName("label_6")
self.verticalLayout_2.addWidget(self.label_6)
self.comboTaxonField = QComboBox(self.scrollAreaWidgetContents)
self.comboTaxonField.setObjectName("comboTaxonField")
self.verticalLayout_2.addWidget(self.comboTaxonField)
self.gridLayout_6.addLayout(self.verticalLayout_2, 2, 0, 1, 1)
self.verticalLayout_5 = QVBoxLayout()
self.verticalLayout_5.setObjectName("verticalLayout_5")
self.label_9 = QLabel(self.scrollAreaWidgetContents)
self.label_9.setObjectName("label_9")
self.verticalLayout_5.addWidget(self.label_9)
self.horizontalLayout = QHBoxLayout()
self.horizontalLayout.setObjectName("horizontalLayout")
self.leOutDir = QLineEdit(self.scrollAreaWidgetContents)
self.leOutDir.setPlaceholderText("")
self.leOutDir.setObjectName("leOutDir")
self.horizontalLayout.addWidget(self.leOutDir)
self.btnBrowse = QPushButton(self.scrollAreaWidgetContents)
self.btnBrowse.setObjectName("btnBrowse")
self.horizontalLayout.addWidget(self.btnBrowse)
self.verticalLayout_5.addLayout(self.horizontalLayout)
self.gridLayout_6.addLayout(self.verticalLayout_5, 5, 0, 1, 1)
self.verticalLayout_6 = QVBoxLayout()
self.verticalLayout_6.setObjectName("verticalLayout_6")
self.label = QLabel(self.scrollAreaWidgetContents)
self.label.setObjectName("label")
self.verticalLayout_6.addWidget(self.label)
self.gridLayout = QGridLayout()
self.gridLayout.setObjectName("gridLayout")
self.label_2 = QLabel(self.scrollAreaWidgetContents)
self.label_2.setObjectName("label_2")
self.gridLayout.addWidget(self.label_2, 0, 0, 1, 1)
self.comboSecondary = QComboBox(self.scrollAreaWidgetContents)
self.comboSecondary.setObjectName("comboSecondary")
self.gridLayout.addWidget(self.comboSecondary, 1, 1, 1, 1)
self.comboSurface = QComboBox(self.scrollAreaWidgetContents)
self.comboSurface.setObjectName("comboSurface")
self.gridLayout.addWidget(self.comboSurface, 2, 1, 1, 1)
self.label_3 = QLabel(self.scrollAreaWidgetContents)
self.label_3.setObjectName("label_3")
self.gridLayout.addWidget(self.label_3, 1, 0, 1, 1)
self.label_4 = QLabel(self.scrollAreaWidgetContents)
self.label_4.setObjectName("label_4")
self.gridLayout.addWidget(self.label_4, 2, 0, 1, 1)
self.comboBase = QComboBox(self.scrollAreaWidgetContents)
self.comboBase.setObjectName("comboBase")
self.gridLayout.addWidget(self.comboBase, 0, 1, 1, 1)
self.gridLayout.setColumnStretch(0, 1)
self.gridLayout.setColumnStretch(1, 3)
self.verticalLayout_6.addLayout(self.gridLayout)
self.gridLayout_6.addLayout(self.verticalLayout_6, 0, 0, 1, 1)
self.verticalLayout_3 = QVBoxLayout()
self.verticalLayout_3.setObjectName("verticalLayout_3")
self.label_7 = QLabel(self.scrollAreaWidgetContents)
self.label_7.setObjectName("label_7")
self.verticalLayout_3.addWidget(self.label_7)
self.comboGrid = QComboBox(self.scrollAreaWidgetContents)
self.comboGrid.setObjectName("comboGrid")
self.verticalLayout_3.addWidget(self.comboGrid)
self.verticalLayout_4 = QVBoxLayout()
self.verticalLayout_4.setObjectName("verticalLayout_4")
self.label_8 = QLabel(self.scrollAreaWidgetContents)
self.label_8.setObjectName("label_8")
self.verticalLayout_4.addWidget(self.label_8)
self.gridLayout_2 = QGridLayout()
self.gridLayout_2.setObjectName("gridLayout_2")
self.leMaxY = QLineEdit(self.scrollAreaWidgetContents)
self.leMaxY.setObjectName("leMaxY")
self.gridLayout_2.addWidget(self.leMaxY, 0, 1, 1, 1)
self.leMinX = QLineEdit(self.scrollAreaWidgetContents)
self.leMinX.setObjectName("leMinX")
self.gridLayout_2.addWidget(self.leMinX, 1, 0, 1, 1)
self.leMaxX = QLineEdit(self.scrollAreaWidgetContents)
self.leMaxX.setObjectName("leMaxX")
self.gridLayout_2.addWidget(self.leMaxX, 1, 2, 1, 1)
self.leMinY = QLineEdit(self.scrollAreaWidgetContents)
self.leMinY.setObjectName("leMinY")
self.gridLayout_2.addWidget(self.leMinY, 2, 1, 1, 1)
self.btnExtent = QPushButton(self.scrollAreaWidgetContents)
self.btnExtent.setObjectName("btnExtent")
self.gridLayout_2.addWidget(self.btnExtent, 1, 1, 1, 1)
self.verticalLayout_4.addLayout(self.gridLayout_2)
self.verticalLayout_3.addLayout(self.verticalLayout_4)
self.gridLayout_6.addLayout(self.verticalLayout_3, 3, 0, 1, 1)
self.scrollArea.setWidget(self.scrollAreaWidgetContents)
self.gridLayout_3.addWidget(self.scrollArea, 0, 0, 1, 1)
self.buttonBox = QDialogButtonBox(DistroMap)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel|QDialogButtonBox.Ok)
self.buttonBox.setObjectName("buttonBox")
self.gridLayout_3.addWidget(self.buttonBox, 2, 0, 1, 1)
self.progressBar = QProgressBar(DistroMap)
self.progressBar.setProperty("value", 0)
self.progressBar.setObjectName("progressBar")
self.gridLayout_3.addWidget(self.progressBar, 1, 0, 1, 1)
self.retranslateUi(DistroMap)
self.buttonBox.rejected.connect(DistroMap.reject)
QMetaObject.connectSlotsByName(DistroMap)
def retranslateUi(self, DistroMap):
DistroMap.setWindowTitle(QApplication.translate("DistroMap", "Distribution Map Generator", None))
self.label_5.setText(QApplication.translate("DistroMap", "Point localities layer", None))
self.label_19.setText(QApplication.translate("DistroMap", "Output resolution", None))
self.label_20.setText(QApplication.translate("DistroMap", "x", None))
self.label_21.setText(QApplication.translate("DistroMap", "Map background", None))
self.btnColour.setText(QApplication.translate("DistroMap", "Change", None))
self.label_6.setText(QApplication.translate("DistroMap", "Taxon identifier field", None))
self.label_9.setText(QApplication.translate("DistroMap", "Output directory", None))
self.btnBrowse.setText(QApplication.translate("DistroMap", "Browse...", None))
self.label.setText(QApplication.translate("DistroMap", "Background layers:", None))
self.label_2.setText(QApplication.translate("DistroMap", "Base", None))
self.label_3.setText(QApplication.translate("DistroMap", "Secondary", None))
self.label_4.setText(QApplication.translate("DistroMap", "Surface", None))
self.label_7.setText(QApplication.translate("DistroMap", "Grid layer", None))
self.label_8.setText(QApplication.translate("DistroMap", "Output extent:", None))
self.leMaxY.setText(QApplication.translate("DistroMap", "-21.00", None))
self.leMinX.setText(QApplication.translate("DistroMap", "14.75", None))
self.leMaxX.setText(QApplication.translate("DistroMap", "34.00", None))
self.leMinY.setText(QApplication.translate("DistroMap", "-36.00", None))
self.btnExtent.setText(QApplication.translate("DistroMap", "Use current", None))
class RasterCheckerDialogWidget(QDialog):
def __init__(self, parent=None, checks=[], command=None):
"""Constructor
Args:
parent: Qt parent Widget
iface: QGiS interface
command: Command instance with a run_it method which will be
called on acceptance of the dialog
"""
super().__init__(parent)
self.checks = checks
self.setupUi(checks)
self.command = command
# rasterchecker only works on spatialte db (and not also postgres db)
self.databases = {}
self.all_databases = get_databases()
for k, v in self.all_databases.items():
if "spatialite" in k:
if v["db_name"]:
self.databases[k] = v
self.database_combo.addItems(self.databases.keys())
# Connect signals
self.buttonBox.accepted.connect(self.on_accept)
self.buttonBox.rejected.connect(self.on_reject)
def on_accept(self):
"""Accept and run the Command.run_it method."""
db_key = self.database_combo.currentText()
settings = self.databases[db_key]
db_set = settings["db_settings"]
if not os.path.isfile(db_set["db_path"]):
msg = "sqlite %s not found" % str(db_set["db_path"])
raise Exception(msg)
# TODO: check_all_rasters always runs. Enable check per model entry
checks = []
if self.check_all_rasters.isChecked():
checks.append("check all rasters")
# TODO: write improve first
# improve_when_necessary may only be checked when
# 'check_all_rasters' is checked
# if self.improve_when_necessary.isChecked():
# checks.append('improve when necessary')
self.command.run_it(checks, db_set, settings["db_type"])
self.accept()
def on_reject(self):
"""Cancel"""
self.reject()
logger.debug("Reject")
def closeEvent(self, event):
"""
Close widget, called by Qt on close
:param event: QEvent, close event
"""
self.buttonBox.accepted.disconnect(self.on_accept)
self.buttonBox.rejected.disconnect(self.on_reject)
event.accept()
def setupUi(self, checks):
self.resize(815, 266)
self.verticalLayout = QVBoxLayout(self)
self.groupBox_2 = QGroupBox(self)
self.groupBox_2.setObjectName("groupBox_2")
self.database_combo = QComboBox(self.groupBox_2)
self.database_combo.setGeometry(QRect(10, 30, 481, 34))
sizePolicy = QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(
self.database_combo.sizePolicy().hasHeightForWidth())
self.database_combo.setSizePolicy(sizePolicy)
self.database_combo.setObjectName("database_combo")
self.verticalLayout.addWidget(self.groupBox_2)
self.groupBox = QGroupBox(self)
self.verticalLayoutBox = QVBoxLayout(self.groupBox)
self.check_all_rasters = QCheckBox(self.groupBox)
self.check_all_rasters.setChecked(True)
self.check_all_rasters.setDisabled(True)
self.verticalLayoutBox.addWidget(self.check_all_rasters)
# TODO: write improve function first
# self.improve_when_necessary = QCheckBox(self.groupBox)
# self.improve_when_necessary.setChecked(False)
# self.improve_when_necessary.setDisabled(True)
# self.verticalLayoutBox.addWidget(self.improve_when_necessary)
self.verticalLayout.addWidget(self.groupBox)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
self.buttonBox.setObjectName("buttonBox")
self.verticalLayout.addWidget(self.buttonBox)
self.retranslateUi()
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
QMetaObject.connectSlotsByName(self)
def retranslateUi(self):
self.setWindowTitle("Raster Checker")
self.groupBox_2.setTitle("Model schematisation database")
self.groupBox.setTitle("Options")
self.check_all_rasters.setText(
"1. Check all rasters of all v2_global_settings rows")
class EntityEditorDialog(MapperMixin):
"""
Dialog for editing entity attributes.
"""
addedModel = pyqtSignal(object)
def __init__(self,
entity,
model=None,
parent=None,
manage_documents=True,
collect_model=False,
parent_entity=None,
exclude_columns=None,
plugin=None,
allow_str_creation=True):
"""
Class constructor.
:param entity: Entity object corresponding to a table object.
:type entity: Entity
:param model: Data object for loading data into the form widgets.
If the model is set, then the editor dialog is assumed to be in edit
mode.
:type model: object
:param parent: Parent widget that the form belongs to.
:type parent: QWidget
:param manage_documents: True if the dialog should provide controls
for managing supporting documents. Only applicable if the entity
allows for supporting documents to be attached.
:type manage_documents: bool
:param collect_model: If set to True only returns
the filled form model without saving it to the database.
:type collect_model: Boolean
:param parent_entity: The parent entity of the editor
:type parent_entity: Object
:param exclude_columns: List of columns to be excluded if in a list.
:type exclude_columns: List
:return: If collect_model, returns SQLAlchemy Model
"""
super().__init__(parent=parent, model=model, entity=entity)
QgsGui.enableAutoGeometryRestore(self)
self.collection_suffix = self.tr('Collection')
# Set minimum width
self.setMinimumWidth(450)
self.plugin = plugin
# Flag for mandatory columns
self.has_mandatory = False
self.reload_form = False
self._entity = entity
self.edit_model = model
self.column_widgets = OrderedDict()
self.columns = {}
self._parent = parent
self.exclude_columns = exclude_columns or []
self.entity_tab_widget = None
self._disable_collections = False
self.filter_val = None
self.parent_entity = parent_entity
self.child_models = OrderedDict()
self.entity_scroll_area = None
self.entity_editor_widgets = OrderedDict()
self.details_tree_view = None
# Set notification layout bar
self.vlNotification = QVBoxLayout()
self.vlNotification.setObjectName('vlNotification')
self._notifBar = NotificationBar(self.vlNotification)
self.do_not_check_dirty = False
# Set manage documents only if the entity supports documents
if self._entity.supports_documents:
self._manage_documents = manage_documents
else:
self._manage_documents = False
# Setup entity model
self._ent_document_model = None
if self._entity.supports_documents:
self.ent_model, self._ent_document_model = entity_model(
self._entity, with_supporting_document=True)
else:
self.ent_model = entity_model(self._entity)
if model is not None:
self.ent_model = model
MapperMixin.__init__(self, self.ent_model, entity)
self.collect_model = collect_model
self.register_column_widgets()
try:
if isinstance(parent._parent, EntityEditorDialog):
# hide collections form child editor
self._disable_collections = True
except AttributeError:
self._parent._parent = None
# Set title
editor_trans = self.tr('Editor')
if self._entity.label is not None:
if self._entity.label != '':
title_str = self._entity.label
else:
title_str = format_name(self._entity.short_name)
else:
title_str = format_name(self._entity.short_name)
self.title = '{0} {1}'.format(title_str, editor_trans)
self.setWindowTitle(self.title)
# determine whether the entity is part of the STR relationship
curr_profile = current_profile()
self.participates_in_str, self.is_party_unit = curr_profile.social_tenure.entity_participates_in_str(
self.entity)
self._init_gui(show_str_tab=allow_str_creation
and self.participates_in_str,
is_party_unit=self.is_party_unit)
self.adjustSize()
self._get_entity_editor_widgets()
if isinstance(parent._parent, EntityEditorDialog):
self.parent_entity = parent.parent_entity
self.set_parent_values()
# make the size smaller to differentiate from parent and as it
# only has few tabs.
self.adjustSize()
self.attribute_mappers = self._attr_mapper_collection
# Exception title for editor extension exceptions
self._ext_exc_msg = self.tr(
'An error has occured while executing Python code in the editor '
'extension:')
# Register custom editor extension if specified
self._editor_ext = entity_dlg_extension(self)
if self._editor_ext is not None:
self._editor_ext.post_init()
# Initialize CascadingFieldContext objects
self._editor_ext.connect_cf_contexts()
def _init_gui(self, show_str_tab: bool, is_party_unit: bool):
# Setup base elements
self.gridLayout = QGridLayout(self)
self.gridLayout.setObjectName('glMain')
self.gridLayout.addLayout(self.vlNotification, 0, 0, 1, 1)
# set widgets values
column_widget_area = self._setup_columns_content_area()
self.gridLayout.addWidget(column_widget_area, 1, 0, 1, 1)
if show_str_tab:
self._setup_str_tab(is_party_unit=is_party_unit)
# Add notification for mandatory columns if applicable
next_row = 2
if self.has_mandatory:
self.required_fields_lbl = QLabel(self)
msg = self.tr('Please fill out all required (*) fields.')
msg = self._highlight_asterisk(msg)
self.required_fields_lbl.setText(msg)
self.gridLayout.addWidget(self.required_fields_lbl, next_row, 0, 1,
2)
# Bump up row reference
next_row += 1
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setObjectName('buttonBox')
self.gridLayout.addWidget(self.buttonBox, next_row, 0, 1, 1)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Save)
if self.edit_model is None:
if not self.collect_model:
self.save_new_button = QPushButton(
QApplication.translate('EntityEditorDialog',
'Save and New'))
self.buttonBox.addButton(self.save_new_button,
QDialogButtonBox.ActionRole)
# edit model, collect model
# adding new record for child
# Saving in parent editor
if not isinstance(self._parent._parent, EntityEditorDialog):
# adding a new record
if self.edit_model is None:
# saving when digitizing.
if self.collect_model:
self.buttonBox.accepted.connect(self.on_model_added)
# saving parent editor
else:
self.buttonBox.accepted.connect(self.save_parent_editor)
self.save_new_button.clicked.connect(self.save_and_new)
# updating existing record
else:
if not self.collect_model:
# updating existing record of the parent editor
self.buttonBox.accepted.connect(self.save_parent_editor)
else:
self.buttonBox.accepted.connect(self.on_model_added)
# Saving in child editor
else:
# save and new record
if self.edit_model is None:
self.buttonBox.accepted.connect(self.on_child_saved)
self.save_new_button.clicked.connect(
lambda: self.on_child_saved(True))
else:
# When updating an existing child editor save to the db
self.buttonBox.accepted.connect(self.on_child_saved)
# self.buttonBox.accepted.connect(self.submit)
self.buttonBox.rejected.connect(self.cancel)
@property
def notification_bar(self):
"""
:return: Returns the dialog's notification bar.
:rtype: NotificationBar
"""
return self._notifBar
def save_parent_editor(self):
"""
Saves the parent editor and its children.
"""
self.submit()
self.save_children()
def set_parent_values(self):
"""
Sets the parent display column for the child.
"""
if self.parent_entity is None:
return
for col in self._entity.columns.values():
if col.TYPE_INFO == 'FOREIGN_KEY':
parent_entity = col.parent
if parent_entity == self.parent_entity:
self.parent_widgets_value_setter(self._parent._parent, col)
def parent_widgets_value_setter(self, parent, col):
"""
Finds and sets the value from parent widget and set it to the column
widget of a child using the child column.
:param parent: The parent widget
:type parent: QWidget
:param col: The child column object
:type col: Object
"""
for parent_col_name, parent_widget in parent.column_widgets.items():
parent_col = parent.columns[parent_col_name]
if parent_col.name == col.name:
self.single_parent_value_setter(col, parent_widget)
break
if parent_col.name in col.entity_relation.display_cols:
self.single_parent_value_setter(col, parent_widget)
break
def single_parent_value_setter(self, col, parent_widget):
"""
Gets value from parent widget and set it to the column widget of a
child using the child column.
:param parent: The parent widget
:type parent: QWidget
:param col: The child column object
:type col: Object
"""
local_widget = self.column_widgets[col.name]
local_widget.show_clear_button()
self.filter_val = parent_widget.text()
local_widget.setText(self.filter_val)
def save_and_new(self):
"""
A slot raised when Save and New button is click. It saves the form
without showing a success message. Then it sets reload_form property
to True so that entity_browser can re-load the form.
"""
from stdm.ui.entity_browser import (EntityBrowserWithEditor)
self.submit(False, True)
self.save_children()
if self.is_valid:
self.addedModel.emit(self.model())
self.setModel(self.ent_model())
self.clear()
self.child_models.clear()
for index in range(0, self.entity_tab_widget.count() - 1):
if isinstance(self.entity_tab_widget.widget(index),
EntityBrowserWithEditor):
child_browser = self.entity_tab_widget.widget(index)
child_browser.remove_rows()
def on_model_added(self):
"""
A slot raised when a form is submitted with collect model set to True.
There will be no success message and the form does not close.
"""
self.submit(True)
self.addedModel.emit(self.model())
def closeEvent(self, event):
"""
Raised when a request to close the window is received.
Check the dirty state of input controls and prompt user to
save if dirty.
"""
if self.do_not_check_dirty:
event.accept()
return
isDirty, userResponse = self.checkDirty()
if isDirty:
if userResponse == QMessageBox.Yes:
# We need to ignore the event so that validation and
# saving operations can be executed
event.ignore()
self.submit()
elif userResponse == QMessageBox.No:
event.accept()
elif userResponse == QMessageBox.Cancel:
event.ignore()
else:
event.accept()
def on_child_saved(self, save_and_new=False):
"""
A slot raised when the save or save and new button is clicked. It sets
the child_models dictionary of the parent when saved.
:param save_and_new: A boolean indicating the save and new button is
clicked to trigger the slot.
:type save_and_new: Boolean
"""
if self.parent_entity is None:
return
self.submit(True)
insert_pos = self._parent.tbEntity.model().rowCount() + 1
# Save to parent editor so that it is persistent.
self._parent._parent.child_models[insert_pos, self._entity.name] = \
(self._entity, self.model())
self.addedModel.emit(self.model())
if not save_and_new:
self.accept()
else:
if self.is_valid:
# self.addedModel.emit(self.model())
self.setModel(self.ent_model())
self.clear()
self.set_parent_values()
def save_children(self):
"""
Saves children models into the database by assigning the the id of the
parent for foreign key column.
"""
if len(self.child_models) < 1:
return
children_obj = []
for row_entity, row_value in self.child_models.items():
entity, model = row_value
ent_model = entity_model(entity)
entity_obj = ent_model()
for col in entity.columns.values():
if col.TYPE_INFO == 'FOREIGN_KEY':
if col.parent.name == self._entity.name:
setattr(model, col.name, self.model().id)
children_obj.append(model)
entity_obj.saveMany(children_obj)
def register_column_widgets(self):
"""
Registers the column widgets.
"""
# Append column labels and widgets
table_name = self._entity.name
columns = table_column_names(table_name)
self.scroll_widget_contents = QWidget()
self.scroll_widget_contents.setObjectName('scrollAreaWidgetContents')
for c in self._entity.columns.values():
if c.name in self.exclude_columns:
continue
if c.name not in columns and not isinstance(c, VirtualColumn):
continue
# Get widget factory
column_widget = ColumnWidgetRegistry.create(
c, self.scroll_widget_contents, host=self)
self.columns[c.name] = c
self.column_widgets[c.name] = column_widget
def _setup_columns_content_area(self):
# Only use this if entity supports documents
# self.entity_tab_widget = None
self.doc_widget = None
self.entity_scroll_area = QScrollArea(self)
self.entity_scroll_area.setFrameShape(QFrame.NoFrame)
self.entity_scroll_area.setWidgetResizable(True)
self.entity_scroll_area.setObjectName('scrollArea')
# Grid layout for controls
self.gl = QGridLayout(self.scroll_widget_contents)
self.gl.setObjectName('gl_widget_contents')
# Append column labels and widgets
table_name = self._entity.name
columns = table_column_names(table_name)
# Iterate entity column and assert if they exist
row_id = 0
for column_name, column_widget in self.column_widgets.items():
c = self.columns[column_name]
if c.name in self.exclude_columns:
continue
if c.name not in columns and not isinstance(c, VirtualColumn):
continue
if column_widget is not None:
header = c.ui_display()
self.c_label = QLabel(self.scroll_widget_contents)
# Format label text if it is a mandatory field
if c.mandatory:
header = '{0} *'.format(c.ui_display())
# Highlight asterisk
header = self._highlight_asterisk(header)
self.c_label.setText(header)
self.gl.addWidget(self.c_label, row_id, 0, 1, 1)
self.column_widget = column_widget
self.gl.addWidget(self.column_widget, row_id, 1, 1, 1)
# Add user tip if specified for the column configuration
if c.user_tip:
self.tip_lbl = UserTipLabel(user_tip=c.user_tip)
self.gl.addWidget(self.tip_lbl, row_id, 2, 1, 1)
if c.mandatory and not self.has_mandatory:
self.has_mandatory = True
col_name = c.name
# Replace name accordingly based on column type
if isinstance(c, MultipleSelectColumn):
col_name = c.model_attribute_name
# Add widget to MapperMixin collection
self.addMapping(col_name,
self.column_widget,
c.mandatory,
pseudoname=c.ui_display())
# Bump up row_id
row_id += 1
self.entity_scroll_area.setWidget(self.scroll_widget_contents)
if self.entity_tab_widget is None:
self.entity_tab_widget = QTabWidget(self)
# Check if there are children and add foreign key browsers
# Add primary tab if necessary
self._add_primary_attr_widget()
if not self._disable_collections:
ch_entities = self.children_entities()
for col, ch in ch_entities:
if hasattr(col.entity_relation, 'show_in_parent'):
if col.entity_relation.show_in_parent != '0':
self._add_fk_browser(ch, col)
else:
self._add_fk_browser(ch, col)
# Add tab widget if entity supports documents
if self._entity.supports_documents:
self.doc_widget = SupportingDocumentsWidget(
self._entity.supporting_doc, self._ent_document_model, self)
# Map the source document manager object
self.addMapping('documents',
self.doc_widget.source_document_manager)
#
# # Add attribute tab
# self._add_primary_attr_widget()
# Add supporting documents tab
self.entity_tab_widget.addTab(self.doc_widget,
self.tr('Supporting Documents'))
# Return the correct widget
if self.entity_tab_widget is not None:
return self.entity_tab_widget
return self.entity_scroll_area
def _add_primary_attr_widget(self):
# Check if the primary entity
# exists and add if it does not
pr_txt = self.tr('Primary')
if self.entity_tab_widget is not None:
tab_txt = self.entity_tab_widget.tabText(0)
if not tab_txt == pr_txt:
self.entity_tab_widget.addTab(self.entity_scroll_area, pr_txt)
def _setup_str_tab(self, is_party_unit: bool):
"""
Creates the STR relationship tab
"""
from stdm.ui.feature_details import DetailsTreeView
layout = QVBoxLayout()
hl = QHBoxLayout()
add_btn = QToolButton(self)
add_btn.setText(self.tr('Create STR'))
add_btn.setIcon(GuiUtils.get_icon('add.png'))
hl.addWidget(add_btn)
add_btn.clicked.connect(self._create_str)
edit_btn = QToolButton(self)
edit_btn.setText(self.tr('Edit'))
edit_btn.setIcon(GuiUtils.get_icon('edit.png'))
edit_btn.setDisabled(True)
hl.addWidget(edit_btn)
view_document_btn = QToolButton(self)
view_document_btn.setText(self.tr('View Supporting Documents'))
view_document_btn.setIcon(GuiUtils.get_icon('document.png'))
view_document_btn.setDisabled(True)
hl.addWidget(view_document_btn)
hl.addStretch()
layout.addLayout(hl)
self.details_tree_view = DetailsTreeView(
parent=self,
plugin=self.plugin,
edit_button=edit_btn,
view_document_button=view_document_btn)
self.details_tree_view.activate_feature_details(
True, follow_layer_selection=False)
self.details_tree_view.model.clear()
if is_party_unit:
self.details_tree_view.search_party(self.entity,
[self.ent_model.id])
else:
self.details_tree_view.search_spatial_unit(self.entity,
[self.ent_model.id])
layout.addWidget(self.details_tree_view)
w = QWidget()
w.setLayout(layout)
self.entity_tab_widget.addTab(w, self.tr('STR'))
def _create_str(self):
"""
Opens the dialog to create a new STR
"""
from stdm.ui.social_tenure.str_editor import STREditor
add_str_window = STREditor()
#if is_party_unit:
# add_str.set_party_data(self.entity_model_obj)
if add_str_window.exec_():
# STR created - refresh STR view
if self.is_party_unit:
self.details_tree_view.search_party(self.entity,
[self.ent_model.id])
else:
self.details_tree_view.search_spatial_unit(
self.entity, [self.ent_model.id])
def _add_fk_browser(self, child_entity, column):
# Create and add foreign key
# browser to the collection
from stdm.ui.entity_browser import (ContentGroupEntityBrowser)
attr = '{0}_collection'.format(child_entity.name)
# Return if the attribute does not exist
if not hasattr(self._model, attr):
return
table_content = TableContentGroup(User.CURRENT_USER.UserName,
child_entity.short_name)
if self.edit_model is not None:
parent_id = self.edit_model.id
else:
parent_id = 0
entity_browser = ContentGroupEntityBrowser(child_entity,
table_content,
rec_id=parent_id,
parent=self,
plugin=self.plugin,
load_recs=False)
# entity_browser = EntityBrowserWithEditor(
# child_entity,
# self,
# MANAGE,
# False,
# plugin=self.plugin
# )
entity_browser.buttonBox.setVisible(False)
entity_browser.record_filter = []
if len(child_entity.label) > 2:
column_label = child_entity.label
else:
# Split and join to filter out entity name prefix
# e.g. 'lo_parcel' to 'parcel'
column_label = format_name(" ".join(
child_entity.name.split("_", 1)[1:]))
self.set_filter(child_entity, entity_browser)
self.entity_tab_widget.addTab(entity_browser,
'{0}'.format(column_label))
def set_filter(self, entity, browser):
col = self.filter_col(entity)
child_model = entity_model(entity)
child_model_obj = child_model()
col_obj = getattr(child_model, col.name)
browser.filtered_records = []
if self.model() is not None:
if self.model().id is not None:
browser.filtered_records = child_model_obj.queryObject(
).filter(col_obj == self.model().id).all()
if self.edit_model is not None:
browser.filtered_records = child_model_obj.queryObject().filter(
col_obj == self.edit_model.id).all()
def filter_col(self, child_entity):
for col in child_entity.columns.values():
if col.TYPE_INFO == 'FOREIGN_KEY':
parent_entity = col.parent
if parent_entity == self._entity:
return col
def children_entities(self):
"""
:return: Returns a list of children entities (by name)
that refer to the main entity as the parent.
:rtype: OrderedDict
"""
child_columns = []
for ch in self._entity.children():
if ch.TYPE_INFO == Entity.TYPE_INFO:
for col in ch.columns.values():
if hasattr(col, 'entity_relation'):
if col.parent.name == self._entity.name:
child_columns.append((col, ch))
return child_columns
def document_widget(self):
"""
:return: Returns the widget for managing
the supporting documents for an entity if enabled.
:rtype: SupportingDocumentsWidget
"""
return self.doc_widget
def source_document_manager(self):
"""
:return: Returns an instance of the
SourceDocumentManager only if supporting
documents are enabled for the given entity. Otherwise,
None if supporting documents are not enabled.
:rtype: SourceDocumentManager
"""
if self.doc_widget is None:
return None
return self.doc_widget.source_document_manager
def _highlight_asterisk(self, text):
# Highlight asterisk in red
c = '*'
# Do not format if there is no asterisk
if text.find(c) == -1:
return text
asterisk_highlight = '<span style=\" color:#ff0000;\">*</span>'
text = text.replace(c, asterisk_highlight)
return '<html><head/><body><p>{0}</p></body></html>'.format(text)
def _custom_validate(self):
"""
Override of the MapperMixin which enables custom editor extensions to
inject additional validation before saving form data.
:return: Return True if the validation was successful,
otherwise False.
:rtype: bool
"""
if self._editor_ext is not None:
return self._editor_ext.validate()
# Return True if there is no custom editor extension specified
return True
def _post_save(self, model):
"""
Include additional post-save logic by custom extensions.
:param model: SQLAlchemy model
:type model: object
"""
if self._editor_ext is not None:
self._editor_ext.post_save(model)
def _get_entity_editor_widgets(self):
"""
Gets entity editor widgets and appends them to a dictionary
"""
if self.entity_tab_widget:
tab_count = self.entity_tab_widget.count()
for i in range(tab_count):
tab_object = self.entity_tab_widget.widget(i)
tab_text = self.entity_tab_widget.tabText(i)
self.entity_editor_widgets[tab_text] = tab_object
else:
self.entity_editor_widgets['no_tab'] = self.entity_scroll_area
class PredictCalcPointsDialogWidget(QDialog):
def __init__(self, parent=None, command=None):
"""Constructor
Args:
parent: Qt parent Widget
iface: QGiS interface
command: Command instance with a run_it method which will be called
on acceptance of the dialog
"""
super().__init__(parent)
self.setupUi()
self.command = command
self.databases = get_databases()
self.database_combo.addItems(list(self.databases.keys()))
# Connect signals
self.buttonBox.accepted.connect(self.on_accept)
self.buttonBox.rejected.connect(self.on_reject)
self.filename = None
def on_accept(self):
"""Accept and run the Command.run_it method."""
db_key = self.database_combo.currentText()
db_entry = self.databases[db_key]
_db_settings = db_entry["db_settings"]
if db_entry["db_type"] == "spatialite":
host = _db_settings["db_path"]
db_settings = {
"host": host,
"port": "",
"name": "",
"username": "",
"password": "",
"schema": "",
"database": "",
"db_path": host,
}
else:
db_settings = _db_settings
db_settings["schema"] = "public"
self.command.run_it(db_settings, db_entry["db_type"])
self.accept()
def on_reject(self):
"""Cancel"""
self.reject()
logger.debug("Reject")
def closeEvent(self, event):
"""
Close widget, called by Qt on close
:param event: QEvent, close event
"""
self.buttonBox.accepted.disconnect(self.on_accept)
self.buttonBox.rejected.disconnect(self.on_reject)
event.accept()
def setupUi(self):
self.resize(815, 250)
self.verticalLayout = QVBoxLayout(self)
self.groupBox_2 = QGroupBox(self)
self.groupBox_2.setObjectName("groupBox_2")
self.database_combo = QComboBox(self.groupBox_2)
self.database_combo.setGeometry(QRect(10, 30, 481, 34))
sizePolicy = QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(
self.database_combo.sizePolicy().hasHeightForWidth())
self.database_combo.setSizePolicy(sizePolicy)
self.database_combo.setObjectName("database_combo")
self.verticalLayout.addWidget(self.groupBox_2)
self.groupBox = QGroupBox(self)
self.verticalLayoutBox = QVBoxLayout(self.groupBox)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
self.buttonBox.setObjectName("buttonBox")
self.verticalLayout.addWidget(self.buttonBox)
self.retranslateUi()
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
QMetaObject.connectSlotsByName(self)
def retranslateUi(self):
self.setWindowTitle("Predict calc points")
self.groupBox_2.setTitle("Model schematisation database")
class ConfigDialog(QDialog):
NO_BASE_LAYER = "Do not add base layer"
def __init__(self):
QDialog.__init__(self)
self.setupUi()
self.fillTree()
self.tree.expandAll()
def setupUi(self):
self.setMinimumWidth(500)
self.setMinimumHeight(400)
self.resize(640, 450)
self.verticalLayout = QVBoxLayout(self)
self.verticalLayout.setSpacing(2)
self.verticalLayout.setMargin(0)
self.bar = QgsMessageBar()
self.bar.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
self.verticalLayout.addWidget(self.bar)
self.tree = QTreeWidget(self)
self.tree.setAlternatingRowColors(True)
self.verticalLayout.addWidget(self.tree)
self.horizontalLayout = QHBoxLayout(self)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel|QDialogButtonBox.Ok)
self.horizontalLayout.addWidget(self.buttonBox)
self.verticalLayout.addLayout(self.horizontalLayout)
self.setWindowTitle("Configuration options")
self.tree.headerItem().setText(0, "Setting")
self.tree.headerItem().setText(1, "Value")
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
def fillTree(self):
self.items = {}
self.tree.clear()
_layers = [self.NO_BASE_LAYER]
_layers.extend([lay.name for lay in layers()])
generalParams = [ConfigParameter("AddLayerToNewProjects", "Automatically add base layer to new projects", _layers)]
icon = QIcon(os.path.dirname(__file__) + "/../../images/geoserver.png")
generalItem = self._getItem("General", icon, generalParams)
self.tree.addTopLevelItem(generalItem)
for provider in providers:
providerItem = self._getItem(provider.name, provider.icon, provider.options())
self.tree.addTopLevelItem(providerItem)
self.tree.setColumnWidth(0, 400)
def _getItem(self, name, icon, params):
icon = QIcon(icon)
item = QTreeWidgetItem()
item.setText(0, name)
item.setIcon(0, icon)
for param in params:
subItem = TreeSettingItem(item, self.tree, name, param)
item.addChild(subItem)
return item
def saveSettings(self):
iterator = QTreeWidgetItemIterator(self.tree)
value = iterator.value()
while value:
if hasattr(value, 'saveValue'):
try:
value.saveValue()
except Exception as e:
self.bar.pushMessage("Error for parameter '%s':" % value.param.description,
str(e), level=QgsMessageBar.WARNING)
return False
iterator += 1
value = iterator.value()
return True
def accept(self):
if self.saveSettings():
QDialog.accept(self)
class SettingsDialog(QDialog):
def __init__(self):
QDialog.__init__(self, iface.mainWindow())
filepath = os.path.join(os.path.dirname(os.path.dirname(__file__)),
"settings.json")
with open(filepath) as f:
self.params = json.load(f)
self.widgets = {}
self.setWindowTitle("Settings")
self.setupUi()
def setupUi(self):
self.setMinimumWidth(500)
self.setMinimumHeight(400)
self.resize(640, 450)
verticalLayout = QVBoxLayout()
for param in self.params:
name = param["name"]
horizontalLayout = QHBoxLayout()
if param["type"] not in [BOOL]:
horizontalLayout.addWidget(QLabel(param["label"]))
self.widgets[name] = self.widgetFromParameter(param)
horizontalLayout.addWidget(self.widgets[name])
value = QSettings().value(f"{SETTINGS_NAMESPACE}/{name}", None)
if value:
self.setValueInWidget(self.widgets[name], param["type"], value)
verticalLayout.addLayout(horizontalLayout)
horizontalLayout = QHBoxLayout()
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
horizontalLayout.addWidget(self.buttonBox)
verticalLayout.addStretch()
verticalLayout.addLayout(horizontalLayout)
self.setLayout(verticalLayout)
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
def widgetFromParameter(self, param):
paramtype = param["type"]
if paramtype == FILES:
def edit(textbox):
f = QFileDialog.getOpenFileNames(self, "Select file", "",
"*.*")
if f:
textbox.value = ",".join(f)
return TextBoxWithLink("Browse", edit, None, True)
elif paramtype == FOLDER:
def edit(textbox):
f = QFileDialog.getExistingDirectory(self, "Select folder", "")
if f:
textbox.value = f
return TextBoxWithLink("Browse", edit, None, True)
elif paramtype == BOOL:
check = QCheckBox(param["label"])
if param["default"]:
check.setCheckState(Qt.Checked)
else:
check.setCheckState(Qt.Unchecked)
return check
elif paramtype == CHOICE:
combo = QComboBox()
for option in param["options"]:
combo.addItem(option)
idx = combo.findText(str(param["default"]))
combo.setCurrentIndex(idx)
return combo
elif paramtype == TEXT:
textEdit = QTextEdit()
textEdit.setPlainText(param["default"])
return textEdit
elif paramtype == VECTOR:
combo = QgsMapLayerComboBox()
combo.setFilters(QgsMapLayerProxyModel.VectorLayer)
return combo
elif paramtype == RASTER:
combo = QgsMapLayerComboBox()
combo.setFilters(QgsMapLayerProxyModel.RasterLayer)
return combo
elif paramtype == PASSWORD:
lineEdit = QLineEdit()
lineEdit.setEchoMode(QLineEdit.Password)
return lineEdit
else:
lineEdit = QLineEdit()
lineEdit.setText(str(param["default"]))
return lineEdit
def valueFromWidget(self, widget, paramtype):
try:
if paramtype == BOOL:
return widget.isChecked()
elif paramtype == NUMBER:
return float(widget.text())
elif paramtype == CHOICE:
return widget.currentText()
elif paramtype == TEXT:
return widget.toPlainText()
elif paramtype == STRING:
return widget.text()
elif paramtype in [FILES, FOLDER]:
return widget.value
elif paramtype in [RASTER, VECTOR]:
return widget.currentLayer()
else:
return widget.text()
except Exception:
raise # WrongValueException()
def setValueInWidget(self, widget, paramtype, value):
try:
if paramtype == BOOL:
widget.setChecked(str(value).lower() == str(True).lower())
elif paramtype == CHOICE:
widget.setCurrentText(value)
elif paramtype == TEXT:
widget.setPlainText(value)
elif paramtype in [FILES, FOLDER]:
widget.value = value
elif paramtype in [RASTER, VECTOR]:
widget.currentLayer() # TODO
else:
widget.setText(str(value))
except Exception:
pass
def accept(self):
for name, widget in self.widgets.items():
try:
value = self.valueFromWidget(
widget,
parameterFromName(self.params, name)["type"])
QSettings().setValue(f"{SETTINGS_NAMESPACE}/{name}", value)
except WrongValueException:
# show warning
return
QDialog.accept(self)
def reject(self):
QDialog.reject(self)
class ModelerParameterDefinitionDialog(QDialog):
PARAMETER_NUMBER = 'Number'
PARAMETER_RASTER = 'Raster layer'
PARAMETER_TABLE = 'Table'
PARAMETER_VECTOR = 'Vector layer'
PARAMETER_STRING = 'String'
PARAMETER_EXPRESSION = 'Expression'
PARAMETER_BOOLEAN = 'Boolean'
PARAMETER_TABLE_FIELD = 'Table field'
PARAMETER_EXTENT = 'Extent'
PARAMETER_FILE = 'File'
PARAMETER_POINT = 'Point'
PARAMETER_CRS = 'CRS'
PARAMETER_MULTIPLE = 'Multiple input'
paramTypes = [
PARAMETER_BOOLEAN, PARAMETER_EXTENT, PARAMETER_FILE, PARAMETER_NUMBER,
PARAMETER_RASTER, PARAMETER_STRING, PARAMETER_EXPRESSION,
PARAMETER_TABLE, PARAMETER_TABLE_FIELD, PARAMETER_VECTOR,
PARAMETER_POINT, PARAMETER_CRS, PARAMETER_MULTIPLE
]
def __init__(self, alg, paramType=None, param=None):
self.alg = alg
self.paramType = paramType
self.param = param
QDialog.__init__(self)
self.setModal(True)
self.setupUi()
def setupUi(self):
self.setWindowTitle(self.tr('Parameter definition'))
self.setMinimumWidth(300)
self.verticalLayout = QVBoxLayout(self)
self.verticalLayout.setMargin(20)
self.label = QLabel(self.tr('Parameter name'))
self.verticalLayout.addWidget(self.label)
self.nameTextBox = QLineEdit()
self.verticalLayout.addWidget(self.nameTextBox)
if isinstance(self.param, Parameter):
self.nameTextBox.setText(self.param.description)
if self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN or \
isinstance(self.param, ParameterBoolean):
self.state = QCheckBox()
self.state.setText(self.tr('Checked'))
self.state.setChecked(False)
if self.param is not None:
self.state.setChecked(bool(self.param.value))
self.verticalLayout.addWidget(self.state)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD or \
isinstance(self.param, ParameterTableField):
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in list(self.alg.inputs.values()):
if isinstance(param.param, (ParameterVector, ParameterTable)):
self.parentCombo.addItem(param.param.description,
param.param.name)
if self.param is not None:
if self.param.parent == param.param.name:
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
# add the datatype selector
self.verticalLayout.addWidget(QLabel(self.tr('Allowed data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any'), -1)
self.datatypeCombo.addItem(self.tr('Number'), 0)
self.datatypeCombo.addItem(self.tr('String'), 1)
self.datatypeCombo.addItem(self.tr('Date/time'), 2)
self.verticalLayout.addWidget(self.datatypeCombo)
if self.param is not None and self.param.datatype is not None:
# QComboBoxes indexes start at 0,
# self.param.datatype start with -1 that is why I need to do +1
datatypeIndex = self.param.datatype + 1
self.datatypeCombo.setCurrentIndex(datatypeIndex)
self.multipleCheck = QCheckBox()
self.multipleCheck.setText(self.tr('Accept multiple fields'))
self.multipleCheck.setChecked(False)
if self.param is not None:
self.multipleCheck.setChecked(self.param.multiple)
self.verticalLayout.addWidget(self.multipleCheck)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_VECTOR
or isinstance(self.param, ParameterVector)):
self.verticalLayout.addWidget(QLabel(self.tr('Shape type')))
self.shapetypeCombo = QComboBox()
self.shapetypeCombo.addItem(self.tr('Any'))
self.shapetypeCombo.addItem(self.tr('Point'))
self.shapetypeCombo.addItem(self.tr('Line'))
self.shapetypeCombo.addItem(self.tr('Polygon'))
if self.param is not None:
self.shapetypeCombo.setCurrentIndex(self.param.datatype[0] + 1)
self.verticalLayout.addWidget(self.shapetypeCombo)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE
or isinstance(self.param, ParameterMultipleInput)):
self.verticalLayout.addWidget(QLabel(self.tr('Data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Vector (any)'))
self.datatypeCombo.addItem(self.tr('Vector (point)'))
self.datatypeCombo.addItem(self.tr('Vector (line)'))
self.datatypeCombo.addItem(self.tr('Vector (polygon)'))
self.datatypeCombo.addItem(self.tr('Raster'))
self.datatypeCombo.addItem(self.tr('File'))
if self.param is not None:
self.datatypeCombo.setCurrentIndex(self.param.datatype + 1)
self.verticalLayout.addWidget(self.datatypeCombo)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_NUMBER
or isinstance(self.param, ParameterNumber)):
self.verticalLayout.addWidget(QLabel(self.tr('Min value')))
self.minTextBox = QLineEdit()
self.verticalLayout.addWidget(self.minTextBox)
self.verticalLayout.addWidget(QLabel(self.tr('Max value')))
self.maxTextBox = QLineEdit()
self.verticalLayout.addWidget(self.maxTextBox)
if self.param is not None:
self.minTextBox.setText(str(self.param.min))
self.maxTextBox.setText(str(self.param.max))
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setText(self.tr('0'))
if self.param is not None:
default = self.param.default
if self.param.isInteger:
default = int(math.floor(default))
if default:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_EXPRESSION
or isinstance(self.param, ParameterExpression)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultEdit = QgsExpressionLineEdit()
if self.param is not None:
self.defaultEdit.setExpression(self.param.default)
self.verticalLayout.addWidget(self.defaultEdit)
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
self.parentCombo.addItem(self.tr("None"), None)
idx = 1
for param in list(self.alg.inputs.values()):
if isinstance(param.param, (ParameterVector, ParameterTable)):
self.parentCombo.addItem(param.param.description,
param.param.name)
if self.param is not None:
if self.param.parent_layer == param.param.name:
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_STRING
or isinstance(self.param, ParameterString)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.default)
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE
or isinstance(self.param, ParameterFile)):
self.verticalLayout.addWidget(QLabel(self.tr('Type')))
self.fileFolderCombo = QComboBox()
self.fileFolderCombo.addItem(self.tr('File'))
self.fileFolderCombo.addItem(self.tr('Folder'))
if self.param is not None:
self.fileFolderCombo.setCurrentIndex(
1 if self.param.isFolder else 0)
self.verticalLayout.addWidget(self.fileFolderCombo)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_POINT
or isinstance(self.param, ParameterPoint)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.default)
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_CRS
or isinstance(self.param, ParameterCrs)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.selector = QgsProjectionSelectionWidget()
if self.param is not None:
self.selector.setCrs(
QgsCoordinateReferenceSystem(self.param.default))
else:
self.selector.setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
self.verticalLayout.addWidget(self.selector)
self.verticalLayout.addSpacing(20)
self.requiredCheck = QCheckBox()
self.requiredCheck.setText(self.tr('Mandatory'))
self.requiredCheck.setChecked(True)
if self.param is not None:
self.requiredCheck.setChecked(not self.param.optional)
self.verticalLayout.addWidget(self.requiredCheck)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
self.buttonBox.setObjectName('buttonBox')
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
self.verticalLayout.addStretch()
self.verticalLayout.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout)
def okPressed(self):
description = str(self.nameTextBox.text())
if description.strip() == '':
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Invalid parameter name'))
return
if self.param is None:
validChars = \
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
safeName = ''.join(c for c in description if c in validChars)
name = safeName.lower()
i = 2
while name in self.alg.inputs:
name = safeName.lower() + str(i)
else:
name = self.param.name
if (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN
or isinstance(self.param, ParameterBoolean)):
self.param = ParameterBoolean(name, description,
self.state.isChecked())
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD
or isinstance(self.param, ParameterTableField)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
datatype = self.datatypeCombo.currentData()
self.param = ParameterTableField(
name,
description,
parent,
datatype,
multiple=self.multipleCheck.isChecked())
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_RASTER
or isinstance(self.param, ParameterRaster)):
self.param = ParameterRaster(name, description)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_TABLE
or isinstance(self.param, ParameterTable)):
self.param = ParameterTable(name, description)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_VECTOR
or isinstance(self.param, ParameterVector)):
self.param = ParameterVector(
name, description, [self.shapetypeCombo.currentIndex() - 1])
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE
or isinstance(self.param, ParameterMultipleInput)):
self.param = ParameterMultipleInput(
name, description,
self.datatypeCombo.currentIndex() - 1)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_NUMBER
or isinstance(self.param, ParameterNumber)):
try:
vmin = self.minTextBox.text().strip()
if vmin == '':
vmin = None
else:
vmin = float(vmin)
vmax = self.maxTextBox.text().strip()
if vmax == '':
vmax = None
else:
vmax = float(vmax)
self.param = ParameterNumber(name, description, vmin, vmax,
str(self.defaultTextBox.text()))
except:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_EXPRESSION
or isinstance(self.param, ParameterExpression)):
parent = self.parentCombo.currentData()
self.param = ParameterExpression(
name,
description,
default=str(self.defaultEdit.expression()),
parent_layer=parent)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_STRING
or isinstance(self.param, ParameterString)):
self.param = ParameterString(name, description,
str(self.defaultTextBox.text()))
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_EXTENT
or isinstance(self.param, ParameterExtent)):
self.param = ParameterExtent(name, description)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE
or isinstance(self.param, ParameterFile)):
isFolder = self.fileFolderCombo.currentIndex() == 1
self.param = ParameterFile(name, description, isFolder=isFolder)
elif (self.paramType
== ModelerParameterDefinitionDialog.PARAMETER_POINT
or isinstance(self.param, ParameterPoint)):
self.param = ParameterPoint(name, description,
str(self.defaultTextBox.text()))
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_CRS
or isinstance(self.param, ParameterCrs)):
self.param = ParameterCrs(name,
description,
default=self.selector.crs().authid())
self.param.optional = not self.requiredCheck.isChecked()
self.close()
def cancelPressed(self):
self.param = None
self.close()
class AdvancedSearch(EntityEditorDialog):
search_triggered = pyqtSignal(dict)
def __init__(self, entity, parent, initial_values: dict = None):
super().__init__(entity, parent=parent)
self.parent = parent
self.initial_values = initial_values or {}
for k, v in self.initial_values.items():
for mapper in self._attrMappers:
if mapper.attributeName() == k:
mapper.valueHandler().setValue(v)
def _init_gui(self, show_str_tab: bool, is_party_unit: bool=False):
# Setup base elements
self.gridLayout = QGridLayout(self)
self.gridLayout.setObjectName('glMain')
self.gridLayout.addLayout(
self.vlNotification, 0, 0, 1, 1
)
column_widget_area = self._setup_columns_content_area()
self.gridLayout.addWidget(
column_widget_area, 1, 0, 1, 1
)
# Add notification for mandatory columns if applicable
next_row = 2
# Set title
search_trans = self.tr('Advanced Search')
if self._entity.label is not None:
if self._entity.label != '':
title_str = self._entity.label
else:
title_str = format_name(self._entity.short_name)
else:
title_str = format_name(self._entity.short_name)
title = '{0} {1}'.format(title_str, search_trans)
self.do_not_check_dirty = True
self.setWindowTitle(title)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setObjectName('buttonBox')
self.gridLayout.addWidget(
self.buttonBox, next_row, 0, 1, 1
)
self.buttonBox.setOrientation(Qt.Horizontal)
self.search = QPushButton(
QApplication.translate(
'EntityEditorDialog', 'Search'
)
)
self.buttonBox.addButton(
self.search, QDialogButtonBox.ActionRole
)
self.buttonBox.setStandardButtons(
QDialogButtonBox.Close | QDialogButtonBox.Reset
)
self.search.clicked.connect(self.on_search)
self.buttonBox.button(QDialogButtonBox.Close).clicked.connect(self.reject)
self.buttonBox.button(QDialogButtonBox.Reset).clicked.connect(self.reset)
def reset(self):
"""
Resets the dialog back to an empty/no filter status
"""
for column in self._entity.columns.values():
if column.name in entity_display_columns(self._entity):
if column.name == 'id':
continue
handler = self.attribute_mappers[
column.name].valueHandler()
handler.setValue(handler.default())
def on_search(self):
"""
Builds a dictionary of the desired search values and emits the search_triggered signal
"""
self.search_triggered.emit(self.current_search_data())
def current_search_data(self) -> dict:
"""
Returns a dictionary representing the current search data
"""
search_data = {}
for column in self._entity.columns.values():
if column.name in entity_display_columns(self._entity):
if column.name == 'id':
continue
handler = self.attribute_mappers[
column.name].valueHandler()
value = handler.value()
if value != handler.default() and bool(value):
search_data[column.name] = value
return search_data
def _setup_columns_content_area(self):
# Only use this if entity supports documents
# self.entity_tab_widget = None
self.doc_widget = None
self.entity_scroll_area = QScrollArea(self)
self.entity_scroll_area.setFrameShape(QFrame.NoFrame)
self.entity_scroll_area.setWidgetResizable(True)
self.entity_scroll_area.setObjectName('scrollArea')
# Grid layout for controls
self.gl = QGridLayout(self.scroll_widget_contents)
self.gl.setObjectName('gl_widget_contents')
# Append column labels and widgets
table_name = self._entity.name
columns = table_column_names(table_name)
# Iterate entity column and assert if they exist
row_id = 0
for column_name, column_widget in self.column_widgets.items():
c = self.columns[column_name]
if c.name in self.exclude_columns:
continue
if isinstance(c, MultipleSelectColumn):
continue
if c.name not in columns and not isinstance(c, VirtualColumn):
continue
if column_widget is not None:
header = c.ui_display()
self.c_label = QLabel(self.scroll_widget_contents)
self.c_label.setText(header)
self.gl.addWidget(self.c_label, row_id, 0, 1, 1)
if c.TYPE_INFO == 'AUTO_GENERATED':
column_widget.setReadOnly(False)
column_widget.btn_load.hide()
self.gl.addWidget(column_widget, row_id, 1, 1, 1)
col_name = c.name
# Add widget to MapperMixin collection
self.addMapping(
col_name,
column_widget,
c.mandatory,
pseudoname=c.ui_display()
)
# Bump up row_id
row_id += 1
self.entity_scroll_area.setWidget(self.scroll_widget_contents)
if self.entity_tab_widget is None:
self.entity_tab_widget = QTabWidget(self)
# Check if there are children and add foreign key browsers
# Add primary tab if necessary
self._add_primary_attr_widget()
# self.entity_tab_widget.setTabEnabled(0, False) # enable/disable the tab
# set the style sheet
self.setStyleSheet(
"QTabBar::tab::selected {width: 0; height: 0; margin: 0; "
"padding: 0; border: none;} ")
# Return the correct widget
if self.entity_tab_widget is not None:
return self.entity_tab_widget
return self.entity_scroll_area
class RemotesDialog(QDialog):
def __init__(self, parent, repo):
QDialog.__init__(self, parent, Qt.WindowSystemMenuHint | Qt.WindowTitleHint)
self.changed = False
self.repo = repo
self.remotes = repo.remotes()
self.setupUi()
def setupUi(self):
self.resize(500, 350)
self.setWindowTitle("Remote connections manager")
self.horizontalLayout = QHBoxLayout()
self.horizontalLayout.setSpacing(2)
self.horizontalLayout.setMargin(0)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Vertical)
self.buttonBox.setStandardButtons(QDialogButtonBox.Close)
self.table = QTableWidget()
self.table.verticalHeader().setVisible(False)
self.table.setSelectionMode(QAbstractItemView.SingleSelection)
self.table.setSelectionBehavior(QAbstractItemView.SelectRows)
self.addRowButton = QPushButton()
self.addRowButton.setText("Add connection")
self.editRowButton = QPushButton()
self.editRowButton.setText("Edit connection")
self.removeRowButton = QPushButton()
self.removeRowButton.setText("Remove connection")
self.buttonBox.addButton(self.addRowButton, QDialogButtonBox.ActionRole)
self.buttonBox.addButton(self.editRowButton, QDialogButtonBox.ActionRole)
self.buttonBox.addButton(self.removeRowButton, QDialogButtonBox.ActionRole)
self.setTableContent()
self.horizontalLayout.addWidget(self.table)
self.horizontalLayout.addWidget(self.buttonBox)
self.setLayout(self.horizontalLayout)
self.buttonBox.rejected.connect(self.close)
self.editRowButton.clicked.connect(self.editRow)
self.addRowButton.clicked.connect(self.addRow)
self.removeRowButton.clicked.connect(self.removeRow)
QMetaObject.connectSlotsByName(self)
self.editRowButton.setEnabled(False)
self.removeRowButton.setEnabled(False)
def setTableContent(self):
self.table.clear()
self.table.setColumnCount(2)
self.table.setColumnWidth(0, 200)
self.table.setColumnWidth(1, 200)
self.table.setHorizontalHeaderLabels(["Name", "URL"])
self.table.horizontalHeader().setResizeMode(QHeaderView.Stretch)
self.table.setRowCount(len(self.remotes))
for i, name in enumerate(self.remotes):
url = self.remotes[name]
self.table.setRowHeight(i, 22)
item = QTableWidgetItem(name, 0)
item.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
self.table.setItem(i, 0, item)
item = QTableWidgetItem(url, 0)
item.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
self.table.setItem(i, 1, item)
self.table.itemSelectionChanged.connect(self.selectionChanged)
def selectionChanged(self):
enabled = len(self.table.selectedItems()) > 0
self.editRowButton.setEnabled(enabled)
self.removeRowButton.setEnabled(enabled)
def editRow(self):
item = self.table.item(self.table.currentRow(), 0)
if item is not None:
name = item.text()
url = self.table.item(self.table.currentRow(), 1).text()
dlg = NewRemoteDialog(name, url, self)
dlg.exec_()
if dlg.ok:
self.repo.removeremote(name)
self.repo.addremote(dlg.name, dlg.url)
del self.remotes[name]
self.remotes[dlg.name] = dlg.url
self.setTableContent()
self.changed = True
def removeRow(self):
item = self.table.item(self.table.currentRow(), 0)
if item is not None:
name = item.text()
self.repo.removeremote(name)
del self.remotes[name]
self.setTableContent()
self.changed = True
def addRow(self):
dlg = NewRemoteDialog(parent = self)
dlg.exec_()
if dlg.ok:
try:
self.repo.addremote(dlg.name, dlg.url)
self.remotes[dlg.name] = dlg.url
self.setTableContent()
self.changed = True
except HTTPError:
QMessageBox.warning(self, 'Cannot add remote connection',
"Remote connection could not be added.\n"
"Ensure that the entered data is correct and the geogig server is running.",
QMessageBox.Ok)
class CalculatorModelerParametersDialog(ModelerParametersDialog):
def setupUi(self):
self.valueItems = {}
self.dependentItems = {}
self.resize(650, 450)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
self.infoText = QTextEdit()
numbers = self.getAvailableValuesOfType(ParameterNumber, OutputNumber)
text = self.tr('You can refer to model values in your formula, using '
'single-letter variables, as follows:\n', 'CalculatorModelerParametersDialog')
ichar = 97
if numbers:
for number in numbers:
text += chr(ichar) + '->' + self.resolveValueDescription(number) + '\n'
ichar += 1
else:
text += self.tr('\n - No numerical variables are available.', 'CalculatorModelerParametersDialog')
self.infoText.setText(text)
self.infoText.setEnabled(False)
self.formulaText = QLineEdit()
if hasattr(self.formulaText, 'setPlaceholderText'):
self.formulaText.setPlaceholderText(self.tr('[Enter your formula here]', 'CalculatorModelerParametersDialog'))
if self._algName is not None:
alg = self.model.algs[self._algName]
self.formulaText.setText(alg.params[FORMULA])
self.setWindowTitle(self.tr('Calculator', 'CalculatorModelerParametersDialog'))
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setSpacing(2)
self.verticalLayout.setMargin(0)
self.verticalLayout.addWidget(self.infoText)
self.verticalLayout.addWidget(self.formulaText)
self.verticalLayout.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout)
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
QMetaObject.connectSlotsByName(self)
def createAlgorithm(self):
alg = Algorithm('modelertools:calculator')
alg.setName(self.model)
alg.description = self.tr('Calculator', 'CalculatorModelerParametersDialog')
formula = self.formulaText.text()
alg.params[FORMULA] = formula
for i in range(AVAILABLE_VARIABLES):
paramname = NUMBER + str(i)
alg.params[paramname] = None
numbers = self.getAvailableValuesOfType(ParameterNumber, OutputNumber)
used = []
for i in range(len(numbers)):
if str(chr(i + 97)) in formula:
used.append(numbers[i])
for i, variable in enumerate(used):
paramname = NUMBER + str(i)
alg.params[paramname] = variable
# TODO check formula is correct
return alg
class ModelerParameterDefinitionDialog(QDialog):
PARAMETER_NUMBER = 'Number'
PARAMETER_RASTER = 'Raster layer'
PARAMETER_TABLE = 'Table'
PARAMETER_VECTOR = 'Vector layer'
PARAMETER_STRING = 'String'
PARAMETER_BOOLEAN = 'Boolean'
PARAMETER_TABLE_FIELD = 'Table field'
PARAMETER_TABLE_MULTIPLE_FIELD = 'Table multiple field'
PARAMETER_EXTENT = 'Extent'
PARAMETER_FILE = 'File'
PARAMETER_POINT = 'Point'
# To add
PARAMETER_MULTIPLE = 'Multiple input'
PARAMETER_FIXED_TABLE = 'Fixed table'
paramTypes = [
PARAMETER_BOOLEAN,
PARAMETER_EXTENT,
PARAMETER_FILE,
PARAMETER_NUMBER,
PARAMETER_RASTER,
PARAMETER_STRING,
PARAMETER_TABLE,
PARAMETER_TABLE_FIELD,
PARAMETER_TABLE_MULTIPLE_FIELD,
PARAMETER_VECTOR,
PARAMETER_POINT
]
def __init__(self, alg, paramType=None, param=None):
self.alg = alg
self.paramType = paramType
self.param = param
QDialog.__init__(self)
self.setModal(True)
self.setupUi()
def setupUi(self):
self.setWindowTitle(self.tr('Parameter definition'))
self.verticalLayout = QVBoxLayout(self)
self.verticalLayout.setSpacing(40)
self.verticalLayout.setMargin(20)
self.horizontalLayoutName = QHBoxLayout(self)
self.horizontalLayoutName.setSpacing(2)
self.horizontalLayoutName.setMargin(0)
self.label = QLabel(self.tr('Parameter name'))
self.horizontalLayoutName.addWidget(self.label)
self.nameTextBox = QLineEdit()
self.horizontalLayoutName.addWidget(self.nameTextBox)
self.verticalLayout.addLayout(self.horizontalLayoutName)
self.horizontalLayoutRequired = QHBoxLayout(self)
self.horizontalLayoutRequired.setSpacing(2)
self.horizontalLayoutRequired.setMargin(0)
self.horizontalLayoutParent = QHBoxLayout(self)
self.horizontalLayoutParent.setSpacing(2)
self.horizontalLayoutParent.setMargin(0)
self.horizontalLayoutDefault = QHBoxLayout(self)
self.horizontalLayoutDefault.setSpacing(2)
self.horizontalLayoutDefault.setMargin(0)
self.horizontalLayoutDatatype = QHBoxLayout(self)
self.horizontalLayoutDatatype.setSpacing(2)
self.horizontalLayoutDatatype.setMargin(0)
if isinstance(self.param, Parameter):
self.nameTextBox.setText(self.param.description)
if self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN or \
isinstance(self.param, ParameterBoolean):
self.state = QCheckBox()
self.state.setText(self.tr('Checked'))
self.state.setChecked(False)
if self.param is not None:
self.state.setChecked(True if self.param.value else False)
self.horizontalLayoutParent.addWidget(self.state)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
elif self.paramType in (
ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD,
ModelerParameterDefinitionDialog.PARAMETER_TABLE_MULTIPLE_FIELD)\
or isinstance(self.param, (ParameterTableField,
ParameterTableMultipleField)):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in self.alg.inputs.values():
if isinstance(param.param, (ParameterVector, ParameterTable)):
self.parentCombo.addItem(param.param.description, param.param.name)
if self.param is not None:
if self.param.parent == param.param.name:
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.horizontalLayoutParent.addWidget(self.parentCombo)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
# add the datatype selector
self.horizontalLayoutDatatype.addWidget(QLabel(self.tr('Allowed '
'data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any'), -1)
self.datatypeCombo.addItem(self.tr('Number'), 0)
self.datatypeCombo.addItem(self.tr('String'), 1)
self.horizontalLayoutDatatype.addWidget(self.datatypeCombo)
if self.param is not None and self.param.datatype is not None:
# QComboBoxes indexes start at 0,
# self.param.datatype start with -1 that is why I need to do +1
datatype_index = self.param.datatype + 1
self.datatypeCombo.setCurrentIndex(datatype_index)
self.verticalLayout.addLayout(self.horizontalLayoutDatatype)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_VECTOR or \
isinstance(self.param, ParameterVector):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Shape type')))
self.shapetypeCombo = QComboBox()
self.shapetypeCombo.addItem(self.tr('Any'))
self.shapetypeCombo.addItem(self.tr('Point'))
self.shapetypeCombo.addItem(self.tr('Line'))
self.shapetypeCombo.addItem(self.tr('Polygon'))
if self.param is not None:
self.shapetypeCombo.setCurrentIndex(self.param.shapetype[0] + 1)
self.horizontalLayoutParent.addWidget(self.shapetypeCombo)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE or \
isinstance(self.param, ParameterMultipleInput):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Vector (any)'))
self.datatypeCombo.addItem(self.tr('Vector (point)'))
self.datatypeCombo.addItem(self.tr('Vector (line)'))
self.datatypeCombo.addItem(self.tr('Vector (polygon)'))
self.datatypeCombo.addItem(self.tr('Raster'))
self.datatypeCombo.addItem(self.tr('Table'))
if self.param is not None:
self.datatypeCombo.setCurrentIndex(self.param.datatype + 1)
self.horizontalLayoutParent.addWidget(self.datatypeCombo)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_NUMBER or \
isinstance(self.param, ParameterNumber):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Min/Max values')))
self.minTextBox = QLineEdit()
self.maxTextBox = QLineEdit()
if self.param is not None:
self.minTextBox.setText(unicode(self.param.min))
self.maxTextBox.setText(unicode(self.param.max))
self.horizontalLayoutParent.addWidget(self.minTextBox)
self.horizontalLayoutParent.addWidget(self.maxTextBox)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
self.horizontalLayoutDefault.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setText(self.tr('0'))
if self.param is not None:
default = self.param.default
if self.param.isInteger:
default = int(math.floor(default))
self.defaultTextBox.setText(unicode(default))
self.horizontalLayoutDefault.addWidget(self.defaultTextBox)
self.verticalLayout.addLayout(self.horizontalLayoutDefault)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_STRING or \
isinstance(self.param, ParameterString):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.default)
self.horizontalLayoutParent.addWidget(self.defaultTextBox)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE or \
isinstance(self.param, ParameterFile):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Type')))
self.fileFolderCombo = QComboBox()
self.fileFolderCombo.addItem(self.tr('File'))
self.fileFolderCombo.addItem(self.tr('Folder'))
if self.param is not None:
self.fileFolderCombo.setCurrentIndex(
1 if self.param.isFolder else 0)
self.horizontalLayoutParent.addWidget(self.fileFolderCombo)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_POINT or \
isinstance(self.param, ParameterPoint):
self.horizontalLayoutParent.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.default)
self.horizontalLayoutParent.addWidget(self.defaultTextBox)
self.verticalLayout.addLayout(self.horizontalLayoutParent)
self.horizontalLayoutRequired.addWidget(QLabel(self.tr('Required')))
self.yesNoCombo = QComboBox()
self.yesNoCombo.addItem(self.tr('Yes'))
self.yesNoCombo.addItem(self.tr('No'))
self.horizontalLayoutRequired.addWidget(self.yesNoCombo)
if self.param is not None:
self.yesNoCombo.setCurrentIndex(
1 if self.param.optional else 0)
self.verticalLayout.addLayout(self.horizontalLayoutRequired)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
self.buttonBox.setObjectName('buttonBox')
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
self.verticalLayout.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout)
def okPressed(self):
description = unicode(self.nameTextBox.text())
if description.strip() == '':
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Invalid parameter name'))
return
if self.param is None:
validChars = \
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
safeName = ''.join(c for c in description if c in validChars)
name = safeName.lower()
i = 2
while name in self.alg.inputs:
name = safeName.lower() + str(i)
else:
name = self.param.name
if self.paramType \
== ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN \
or isinstance(self.param, ParameterBoolean):
self.param = ParameterBoolean(name, description,
self.state.isChecked())
elif self.paramType in (
ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD,
ModelerParameterDefinitionDialog.PARAMETER_TABLE_MULTIPLE_FIELD)\
or isinstance(self.param, (ParameterTableField,
ParameterTableMultipleField)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.itemData(self.parentCombo.currentIndex())
datatype = self.datatypeCombo.itemData(
self.datatypeCombo.currentIndex())
if (self.paramType ==
ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD or
isinstance(self.param, ParameterTableField)):
self.param = ParameterTableField(
name, description, parent, datatype)
else:
self.param = ParameterTableMultipleField(
name, description, parent, datatype)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_RASTER or \
isinstance(self.param, ParameterRaster):
self.param = ParameterRaster(
name, description,
self.yesNoCombo.currentIndex() == 1)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE or \
isinstance(self.param, ParameterTable):
self.param = ParameterTable(
name, description,
self.yesNoCombo.currentIndex() == 1)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_VECTOR or \
isinstance(self.param, ParameterVector):
self.param = ParameterVector(
name, description,
[self.shapetypeCombo.currentIndex() - 1],
self.yesNoCombo.currentIndex() == 1)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE or \
isinstance(self.param, ParameterMultipleInput):
self.param = ParameterMultipleInput(
name, description,
self.datatypeCombo.currentIndex() - 1,
self.yesNoCombo.currentIndex() == 1)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_NUMBER or \
isinstance(self.param, ParameterNumber):
try:
vmin = unicode(self.minTextBox.text()).strip()
if vmin == '':
vmin = None
else:
vmin = float(vmin)
vmax = unicode(self.maxTextBox.text()).strip()
if vmax == '':
vmax = None
else:
vmax = float(vmax)
self.param = ParameterNumber(name, description, vmin, vmax,
unicode(self.defaultTextBox.text()))
except:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_STRING or \
isinstance(self.param, ParameterString):
self.param = ParameterString(name, description,
unicode(self.defaultTextBox.text()))
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_EXTENT or \
isinstance(self.param, ParameterExtent):
self.param = ParameterExtent(name, description)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE or \
isinstance(self.param, ParameterFile):
isFolder = self.fileFolderCombo.currentIndex() == 1
self.param = ParameterFile(name, description, isFolder=isFolder)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_POINT or \
isinstance(self.param, ParameterPoint):
self.param = ParameterPoint(name, description,
unicode(self.defaultTextBox.text()))
self.param.optional = self.yesNoCombo.currentIndex() == 1
self.close()
def cancelPressed(self):
self.param = None
self.close()
class RemotesDialog(QDialog):
def __init__(self, parent, repo):
QDialog.__init__(self, parent,
Qt.WindowSystemMenuHint | Qt.WindowTitleHint)
self.changed = False
self.repo = repo
self.remotes = repo.remotes()
self.setupUi()
def setupUi(self):
self.resize(500, 350)
self.setWindowTitle("Remotes manager")
self.horizontalLayout = QHBoxLayout()
self.horizontalLayout.setSpacing(2)
self.horizontalLayout.setMargin(0)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Vertical)
self.buttonBox.setStandardButtons(QDialogButtonBox.Close)
self.table = QTableWidget()
self.table.verticalHeader().setVisible(False)
self.table.setSelectionMode(QAbstractItemView.SingleSelection)
self.table.setSelectionBehavior(QAbstractItemView.SelectRows)
self.addRowButton = QPushButton()
self.addRowButton.setText("Add remote")
self.editRowButton = QPushButton()
self.editRowButton.setText("Edit remote")
self.removeRowButton = QPushButton()
self.removeRowButton.setText("Remove remote")
self.buttonBox.addButton(self.addRowButton,
QDialogButtonBox.ActionRole)
self.buttonBox.addButton(self.editRowButton,
QDialogButtonBox.ActionRole)
self.buttonBox.addButton(self.removeRowButton,
QDialogButtonBox.ActionRole)
self.setTableContent()
self.horizontalLayout.addWidget(self.table)
self.horizontalLayout.addWidget(self.buttonBox)
self.setLayout(self.horizontalLayout)
self.buttonBox.rejected.connect(self.close)
self.editRowButton.clicked.connect(self.editRow)
self.addRowButton.clicked.connect(self.addRow)
self.removeRowButton.clicked.connect(self.removeRow)
QMetaObject.connectSlotsByName(self)
self.editRowButton.setEnabled(False)
self.removeRowButton.setEnabled(False)
def setTableContent(self):
self.table.clear()
self.table.setColumnCount(2)
self.table.setColumnWidth(0, 200)
self.table.setColumnWidth(1, 200)
self.table.setHorizontalHeaderLabels(["Name", "URL"])
self.table.horizontalHeader().setResizeMode(QHeaderView.Stretch)
self.table.setRowCount(len(self.remotes))
for i, name in enumerate(self.remotes):
url = self.remotes[name]
self.table.setRowHeight(i, 22)
item = QTableWidgetItem(name, 0)
item.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
self.table.setItem(i, 0, item)
item = QTableWidgetItem(url, 0)
item.setFlags(Qt.ItemIsEnabled | Qt.ItemIsSelectable)
self.table.setItem(i, 1, item)
self.table.itemSelectionChanged.connect(self.selectionChanged)
def selectionChanged(self):
enabled = len(self.table.selectedItems()) > 0
self.editRowButton.setEnabled(enabled)
self.removeRowButton.setEnabled(enabled)
def editRow(self):
item = self.table.item(self.table.currentRow(), 0)
if item is not None:
name = item.text()
url = self.table.item(self.table.currentRow(), 1).text()
dlg = NewRemoteDialog(name, url, self)
dlg.exec_()
if dlg.ok:
self.repo.removeremote(name)
self.repo.addremote(dlg.name, dlg.url)
del self.remotes[name]
self.remotes[dlg.name] = dlg.url
self.setTableContent()
self.changed = True
def removeRow(self):
item = self.table.item(self.table.currentRow(), 0)
if item is not None:
name = item.text()
self.repo.removeremote(name)
del self.remotes[name]
self.setTableContent()
self.changed = True
def addRow(self):
dlg = NewRemoteDialog(parent=self)
dlg.exec_()
if dlg.ok:
self.repo.addremote(dlg.name, dlg.url)
self.remotes[dlg.name] = dlg.url
self.setTableContent()
self.changed = True
class ModelerParameterDefinitionDialog(QDialog):
@staticmethod
def use_legacy_dialog(param=None, paramType=None):
if isinstance(param, QgsProcessingDestinationParameter):
return True
# yay, use new API!
return False
def __init__(self, alg, paramType=None, param=None):
self.alg = alg
self.paramType = paramType
self.param = param
QDialog.__init__(self)
self.setModal(True)
self.setupUi()
settings = QgsSettings()
self.restoreGeometry(
settings.value(
"/Processing/modelParametersDefinitionDialogGeometry",
QByteArray()))
def closeEvent(self, event):
settings = QgsSettings()
settings.setValue(
"/Processing/modelParametersDefinitionDialogGeometry",
self.saveGeometry())
super(ModelerParameterDefinitionDialog, self).closeEvent(event)
def switchToCommentTab(self):
self.tab.setCurrentIndex(1)
self.commentEdit.setFocus()
self.commentEdit.selectAll()
def setupUi(self):
type_metadata = QgsApplication.processingRegistry().parameterType(
self.param.type() if self.param else self.paramType)
self.setWindowTitle(
self.tr('{} Parameter Definition').format(type_metadata.name()))
self.mainLayout = QVBoxLayout()
self.tab = QTabWidget()
self.mainLayout.addWidget(self.tab)
self.setMinimumWidth(300)
self.verticalLayout = QVBoxLayout()
self.label = QLabel(self.tr('Parameter name'))
self.verticalLayout.addWidget(self.label)
self.nameTextBox = QLineEdit()
self.verticalLayout.addWidget(self.nameTextBox)
if isinstance(self.param, QgsProcessingParameterDefinition):
self.nameTextBox.setText(self.param.description())
if isinstance(self.param, QgsProcessingDestinationParameter):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultWidget = QgsProcessingLayerOutputDestinationWidget(
self.param, defaultSelection=True)
self.verticalLayout.addWidget(self.defaultWidget)
self.verticalLayout.addSpacing(20)
self.requiredCheck = QCheckBox()
self.requiredCheck.setText(self.tr('Mandatory'))
self.requiredCheck.setChecked(True)
if self.param is not None:
self.requiredCheck.setChecked(
not self.param.flags()
& QgsProcessingParameterDefinition.FlagOptional)
self.verticalLayout.addWidget(self.requiredCheck)
self.advancedCheck = QCheckBox()
self.advancedCheck.setText(self.tr('Advanced'))
self.advancedCheck.setChecked(False)
if self.param is not None:
self.advancedCheck.setChecked(
self.param.flags()
& QgsProcessingParameterDefinition.FlagAdvanced)
self.verticalLayout.addWidget(self.advancedCheck)
# If child algorithm output is mandatory, disable checkbox
if isinstance(self.param, QgsProcessingDestinationParameter):
child = self.alg.childAlgorithms()[self.param.metadata()
['_modelChildId']]
model_output = child.modelOutput(
self.param.metadata()['_modelChildOutputName'])
param_def = child.algorithm().parameterDefinition(
model_output.childOutputName())
if not (param_def.flags()
& QgsProcessingParameterDefinition.FlagOptional):
self.requiredCheck.setEnabled(False)
self.requiredCheck.setChecked(True)
self.advancedCheck.setEnabled(False)
self.advancedCheck.setChecked(False)
self.verticalLayout.addStretch()
w = QWidget()
w.setLayout(self.verticalLayout)
self.tab.addTab(w, self.tr('Properties'))
self.commentLayout = QVBoxLayout()
self.commentEdit = QTextEdit()
self.commentEdit.setAcceptRichText(False)
self.commentLayout.addWidget(self.commentEdit, 1)
hl = QHBoxLayout()
hl.setContentsMargins(0, 0, 0, 0)
hl.addWidget(QLabel(self.tr('Color')))
self.comment_color_button = QgsColorButton()
self.comment_color_button.setAllowOpacity(True)
self.comment_color_button.setWindowTitle(self.tr('Comment Color'))
self.comment_color_button.setShowNull(True, self.tr('Default'))
hl.addWidget(self.comment_color_button)
self.commentLayout.addLayout(hl)
w2 = QWidget()
w2.setLayout(self.commentLayout)
self.tab.addTab(w2, self.tr('Comments'))
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
self.buttonBox.setObjectName('buttonBox')
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
self.mainLayout.addWidget(self.buttonBox)
self.setLayout(self.mainLayout)
def setComments(self, text):
self.commentEdit.setPlainText(text)
def comments(self):
return self.commentEdit.toPlainText()
def setCommentColor(self, color):
if color.isValid():
self.comment_color_button.setColor(color)
else:
self.comment_color_button.setToNull()
def commentColor(self):
return self.comment_color_button.color(
) if not self.comment_color_button.isNull() else QColor()
def accept(self):
description = self.nameTextBox.text()
if description.strip() == '':
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Invalid parameter name'))
return
validChars = \
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
safeName = ''.join(c for c in description if c in validChars)
name = safeName.lower()
# Destination parameter
if (isinstance(self.param, QgsProcessingParameterFeatureSink)):
self.param = QgsProcessingParameterFeatureSink(
name=name,
description=description,
type=self.param.dataType(),
defaultValue=self.defaultWidget.value())
elif (isinstance(self.param, QgsProcessingParameterFileDestination)):
self.param = QgsProcessingParameterFileDestination(
name=name,
description=description,
fileFilter=self.param.fileFilter(),
defaultValue=self.defaultWidget.value())
elif (isinstance(self.param, QgsProcessingParameterFolderDestination)):
self.param = QgsProcessingParameterFolderDestination(
name=name,
description=description,
defaultValue=self.defaultWidget.value())
elif (isinstance(self.param, QgsProcessingParameterRasterDestination)):
self.param = QgsProcessingParameterRasterDestination(
name=name,
description=description,
defaultValue=self.defaultWidget.value())
elif (isinstance(self.param, QgsProcessingParameterVectorDestination)):
self.param = QgsProcessingParameterVectorDestination(
name=name,
description=description,
type=self.param.dataType(),
defaultValue=self.defaultWidget.value())
else:
if self.paramType:
typeId = self.paramType
else:
typeId = self.param.type()
paramTypeDef = QgsApplication.instance().processingRegistry(
).parameterType(typeId)
if not paramTypeDef:
msg = self.tr(
'The parameter `{}` is not registered, are you missing a required plugin?'
.format(typeId))
raise UndefinedParameterException(msg)
self.param = paramTypeDef.create(name)
self.param.setDescription(description)
self.param.setMetadata(paramTypeDef.metadata())
if not self.requiredCheck.isChecked():
self.param.setFlags(
self.param.flags()
| QgsProcessingParameterDefinition.FlagOptional)
else:
self.param.setFlags(
self.param.flags()
& ~QgsProcessingParameterDefinition.FlagOptional)
if self.advancedCheck.isChecked():
self.param.setFlags(
self.param.flags()
| QgsProcessingParameterDefinition.FlagAdvanced)
else:
self.param.setFlags(
self.param.flags()
& ~QgsProcessingParameterDefinition.FlagAdvanced)
settings = QgsSettings()
settings.setValue(
"/Processing/modelParametersDefinitionDialogGeometry",
self.saveGeometry())
QDialog.accept(self)
def reject(self):
self.param = None
settings = QgsSettings()
settings.setValue(
"/Processing/modelParametersDefinitionDialogGeometry",
self.saveGeometry())
QDialog.reject(self)
class CalculatorModelerParametersDialog(ModelerParametersDialog):
def setupUi(self):
self.valueItems = {}
self.dependentItems = {}
self.resize(650, 450)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
self.infoText = QTextEdit()
numbers = self.getAvailableValuesOfType(ParameterNumber, OutputNumber)
text = self.tr(
'You can refer to model values in your formula, using '
'single-letter variables, as follows:\n',
'CalculatorModelerParametersDialog')
ichar = 97
if numbers:
for number in numbers:
text += chr(ichar) + '->' + self.resolveValueDescription(
number) + '\n'
ichar += 1
else:
text += self.tr('\n - No numerical variables are available.',
'CalculatorModelerParametersDialog')
self.infoText.setText(text)
self.infoText.setEnabled(False)
self.formulaText = QLineEdit()
if hasattr(self.formulaText, 'setPlaceholderText'):
self.formulaText.setPlaceholderText(
self.tr('[Enter your formula here]',
'CalculatorModelerParametersDialog'))
if self._algName is not None:
alg = self.model.algs[self._algName]
self.formulaText.setText(alg.params[FORMULA])
self.setWindowTitle(
self.tr('Calculator', 'CalculatorModelerParametersDialog'))
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setSpacing(2)
self.verticalLayout.setMargin(0)
self.verticalLayout.addWidget(self.infoText)
self.verticalLayout.addWidget(self.formulaText)
self.verticalLayout.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout)
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
QMetaObject.connectSlotsByName(self)
def createAlgorithm(self):
alg = Algorithm('modelertools:calculator')
alg.setName(self.model)
alg.description = self.tr('Calculator',
'CalculatorModelerParametersDialog')
formula = self.formulaText.text()
alg.params[FORMULA] = formula
for i in xrange(AVAILABLE_VARIABLES):
paramname = NUMBER + unicode(i)
alg.params[paramname] = None
numbers = self.getAvailableValuesOfType(ParameterNumber, OutputNumber)
used = []
for i in range(len(numbers)):
if unicode(chr(i + 97)) in formula:
used.append(numbers[i])
for i, variable in enumerate(used):
paramname = NUMBER + unicode(i)
alg.params[paramname] = variable
# TODO check formula is correct
return alg
class ModelerParametersDialog(QDialog):
def __init__(self, alg, model, algName=None, configuration=None):
super().__init__()
self.setObjectName('ModelerParametersDialog')
self.setModal(True)
if iface is not None:
self.setStyleSheet(iface.mainWindow().styleSheet())
# dammit this is SUCH as mess... stupid stable API
self._alg = alg # The algorithm to define in this dialog. It is an instance of QgsProcessingAlgorithm
self.model = model # The model this algorithm is going to be added to. It is an instance of QgsProcessingModelAlgorithm
self.childId = algName # The name of the algorithm in the model, in case we are editing it and not defining it for the first time
self.configuration = configuration
self.context = createContext()
self.setWindowTitle(self._alg.displayName())
self.widget = ModelerParametersWidget(alg, model, algName, configuration, context=self.context, dialog=self)
QgsGui.enableAutoGeometryRestore(self)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel | QDialogButtonBox.Ok | QDialogButtonBox.Help)
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.reject)
self.buttonBox.helpRequested.connect(self.openHelp)
mainLayout = QVBoxLayout()
mainLayout.addWidget(self.widget, 1)
mainLayout.addWidget(self.buttonBox)
self.setLayout(mainLayout)
def algorithm(self):
return self._alg
def setComments(self, text):
self.widget.setComments(text)
def comments(self):
return self.widget.comments()
def setCommentColor(self, color):
self.widget.setCommentColor(color)
def commentColor(self):
return self.widget.commentColor()
def switchToCommentTab(self):
self.widget.switchToCommentTab()
def getAvailableValuesOfType(self, paramType, outTypes=[], dataTypes=[]):
# upgrade paramType to list
if paramType is None:
paramType = []
elif not isinstance(paramType, (tuple, list)):
paramType = [paramType]
if outTypes is None:
outTypes = []
elif not isinstance(outTypes, (tuple, list)):
outTypes = [outTypes]
return self.model.availableSourcesForChild(self.childId, [p.typeName() for p in paramType if
issubclass(p, QgsProcessingParameterDefinition)],
[o.typeName() for o in outTypes if
issubclass(o, QgsProcessingOutputDefinition)], dataTypes)
def resolveValueDescription(self, value):
if isinstance(value, QgsProcessingModelChildParameterSource):
if value.source() == QgsProcessingModelChildParameterSource.StaticValue:
return value.staticValue()
elif value.source() == QgsProcessingModelChildParameterSource.ModelParameter:
return self.model.parameterDefinition(value.parameterName()).description()
elif value.source() == QgsProcessingModelChildParameterSource.ChildOutput:
alg = self.model.childAlgorithm(value.outputChildId())
output_name = alg.algorithm().outputDefinition(value.outputName()).description()
# see if this output has been named by the model designer -- if so, we use that friendly name
for name, output in alg.modelOutputs().items():
if output.childOutputName() == value.outputName():
output_name = name
break
return self.tr("'{0}' from algorithm '{1}'").format(output_name, alg.description())
return value
def setPreviousValues(self):
self.widget.setPreviousValues()
def createAlgorithm(self):
return self.widget.createAlgorithm()
def okPressed(self):
if self.createAlgorithm() is not None:
self.accept()
def openHelp(self):
algHelp = self.widget.algorithm().helpUrl()
if not algHelp:
algHelp = QgsHelp.helpUrl("processing_algs/{}/{}.html#{}".format(
self.widget.algorithm().provider().helpId(), self.algorithm().groupId(),
"{}{}".format(self.algorithm().provider().helpId(), self.algorithm().name()))).toString()
if algHelp not in [None, ""]:
webbrowser.open(algHelp)
class GuessIndicatorDialogWidget(QDialog):
def __init__(self, parent=None, checks=[], command=None):
"""Constructor
Args:
parent: Qt parent Widget
iface: QGiS interface
command: Command instance with a run_it method which will be called
on acceptance of the dialog
"""
super().__init__(parent)
self.checks = checks
self.setupUi(checks)
self.command = command
self.databases = get_databases()
self.database_combo.addItems(list(self.databases.keys()))
# Connect signals
self.buttonBox.accepted.connect(self.on_accept)
self.buttonBox.rejected.connect(self.on_reject)
self.filename = None
def on_accept(self):
"""Accept and run the Command.run_it method."""
db_key = self.database_combo.currentText()
settings = self.databases[db_key]
db_set = settings["db_settings"]
if settings["db_type"] == "spatialite":
pass
else: # postgres
successful_connection = False
uname = db_set["username"]
passwd = db_set["password"]
msg = "Log in"
while not successful_connection:
uri = QgsDataSourceUri()
uri.setConnection(
db_set["host"],
db_set["port"],
db_set["database"],
db_set["username"],
db_set["password"],
)
# try to connect
# create a PostgreSQL connection using QSqlDatabase
db = QSqlDatabase.addDatabase("QPSQL")
# check to see if it is valid
db.setHostName(uri.host())
db.setDatabaseName(uri.database())
try:
# port can be an empty string, e.g. for spatialite db's
db.setPort(int(uri.port()))
except ValueError:
# TODO: I've seen this uri.port() handling before in some
# other file, this can probably be refactored.
pass
db.setUserName(uri.username())
db.setPassword(uri.password())
# open (create) the connection
if db.open():
successful_connection = True
break
else:
# todo - provide feedback what is wrong
pass
connInfo = uri.connectionInfo()
(success, uname, passwd) = QgsCredentialDialog.instance().get(
connInfo, uname, passwd, msg)
if success:
db_set["username"] = uname
db_set["password"] = passwd
else:
return
checks = []
if self.check_manhole_indicator.isChecked():
checks.append("manhole_indicator")
if self.check_pipe_friction.isChecked():
checks.append("pipe_friction")
if self.check_manhole_area.isChecked():
checks.append("manhole_area")
self.command.run_it(
checks,
self.check_only_empty_fields.isChecked(),
db_set,
settings["db_type"],
)
self.accept()
def on_reject(self):
"""Cancel"""
self.reject()
logger.debug("Reject")
def closeEvent(self, event):
"""
Close widget, called by Qt on close
:param event: QEvent, close event
"""
self.buttonBox.accepted.disconnect(self.on_accept)
self.buttonBox.rejected.disconnect(self.on_reject)
event.accept()
def setupUi(self, checks):
self.resize(515, 450)
self.verticalLayout = QVBoxLayout(self)
self.groupBox_2 = QGroupBox(self)
self.groupBox_2.setObjectName("groupBox_2")
self.database_combo = QComboBox(self.groupBox_2)
self.database_combo.setGeometry(QRect(10, 30, 481, 34))
sizePolicy = QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(
self.database_combo.sizePolicy().hasHeightForWidth())
self.database_combo.setSizePolicy(sizePolicy)
self.database_combo.setObjectName("database_combo")
self.verticalLayout.addWidget(self.groupBox_2)
self.groupBox = QGroupBox(self)
self.verticalLayoutBox = QVBoxLayout(self.groupBox)
self.check_pipe_friction = QCheckBox(self.groupBox)
self.check_pipe_friction.setChecked(True)
self.verticalLayoutBox.addWidget(self.check_pipe_friction)
self.check_manhole_indicator = QCheckBox(self.groupBox)
self.check_manhole_indicator.setChecked(True)
self.verticalLayoutBox.addWidget(self.check_manhole_indicator)
self.check_manhole_area = QCheckBox(self.groupBox)
self.check_manhole_area.setChecked(True)
self.verticalLayoutBox.addWidget(self.check_manhole_area)
self.verticalLayout.addWidget(self.groupBox)
self.check_only_empty_fields = QCheckBox(self)
self.check_only_empty_fields.setChecked(True)
self.verticalLayout.addWidget(self.check_only_empty_fields)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
self.buttonBox.setObjectName("buttonBox")
self.verticalLayout.addWidget(self.buttonBox)
self.retranslateUi()
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
QMetaObject.connectSlotsByName(self)
def retranslateUi(self):
self.setWindowTitle("Guess indicators")
self.groupBox_2.setTitle("Model schematisation database")
self.groupBox.setTitle("Guess")
self.check_pipe_friction.setText("Pipe friction")
self.check_manhole_indicator.setText("Manhole indicator")
self.check_only_empty_fields.setText("Only fill NULL fields")
self.check_manhole_area.setText(
"Manhole area (only fills NULL fields)")
class ModelerParametersDialog(QDialog):
ENTER_NAME = '[Enter name if this is a final result]'
NOT_SELECTED = '[Not selected]'
USE_MIN_COVERING_EXTENT = '[Use min covering extent]'
def __init__(self, alg, model, algName=None):
QDialog.__init__(self)
self.setModal(True)
# The algorithm to define in this dialog. It is an instance of GeoAlgorithm
self._alg = alg
# The resulting algorithm after the user clicks on OK. it is an instance of the container Algorithm class
self.alg = None
# The model this algorithm is going to be added to
self.model = model
# The name of the algorithm in the model, in case we are editing it and not defining it for the first time
self._algName = algName
self.setupUi()
self.params = None
def setupUi(self):
self.labels = {}
self.widgets = {}
self.checkBoxes = {}
self.showAdvanced = False
self.wrappers = {}
self.valueItems = {}
self.dependentItems = {}
self.resize(650, 450)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
tooltips = self._alg.getParameterDescriptions()
self.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Expanding)
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setSpacing(5)
self.verticalLayout.setMargin(20)
self.bar = QgsMessageBar()
self.bar.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
self.verticalLayout.addWidget(self.bar)
hLayout = QHBoxLayout()
hLayout.setSpacing(5)
hLayout.setMargin(0)
descriptionLabel = QLabel(self.tr("Description"))
self.descriptionBox = QLineEdit()
self.descriptionBox.setText(self._alg.name)
hLayout.addWidget(descriptionLabel)
hLayout.addWidget(self.descriptionBox)
self.verticalLayout.addLayout(hLayout)
line = QFrame()
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
self.verticalLayout.addWidget(line)
for param in self._alg.parameters:
if param.isAdvanced:
self.advancedButton = QPushButton()
self.advancedButton.setText(self.tr('Show advanced parameters'))
self.advancedButton.clicked.connect(
self.showAdvancedParametersClicked)
advancedButtonHLayout = QHBoxLayout()
advancedButtonHLayout.addWidget(self.advancedButton)
advancedButtonHLayout.addStretch()
self.verticalLayout.addLayout(advancedButtonHLayout)
break
for param in self._alg.parameters:
if param.hidden:
continue
desc = param.description
if isinstance(param, ParameterExtent):
desc += self.tr('(xmin, xmax, ymin, ymax)')
if isinstance(param, ParameterPoint):
desc += self.tr('(x, y)')
if param.optional:
desc += self.tr(' [optional]')
label = QLabel(desc)
self.labels[param.name] = label
wrapper = param.wrapper(self)
self.wrappers[param.name] = wrapper
widget = wrapper.widget
if widget:
self.valueItems[param.name] = widget
if param.name in list(tooltips.keys()):
tooltip = tooltips[param.name]
else:
tooltip = param.description
label.setToolTip(tooltip)
widget.setToolTip(tooltip)
if param.isAdvanced:
label.setVisible(self.showAdvanced)
widget.setVisible(self.showAdvanced)
self.widgets[param.name] = widget
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(widget)
for output in self._alg.outputs:
if output.hidden:
continue
if isinstance(output, (OutputRaster, OutputVector, OutputTable,
OutputHTML, OutputFile, OutputDirectory)):
label = QLabel(output.description + '<'
+ output.__class__.__name__ + '>')
item = QLineEdit()
if hasattr(item, 'setPlaceholderText'):
item.setPlaceholderText(ModelerParametersDialog.ENTER_NAME)
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(item)
self.valueItems[output.name] = item
label = QLabel(' ')
self.verticalLayout.addWidget(label)
label = QLabel(self.tr('Parent algorithms'))
self.dependenciesPanel = self.getDependenciesPanel()
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(self.dependenciesPanel)
self.verticalLayout.addStretch(1000)
self.setPreviousValues()
self.setWindowTitle(self._alg.name)
self.verticalLayout2 = QVBoxLayout()
self.verticalLayout2.setSpacing(2)
self.verticalLayout2.setMargin(0)
self.tabWidget = QTabWidget()
self.tabWidget.setMinimumWidth(300)
self.paramPanel = QWidget()
self.paramPanel.setLayout(self.verticalLayout)
self.scrollArea = QScrollArea()
self.scrollArea.setWidget(self.paramPanel)
self.scrollArea.setWidgetResizable(True)
self.tabWidget.addTab(self.scrollArea, self.tr('Parameters'))
self.txtHelp = QTextBrowser()
html = None
isText, algHelp = self._alg.help()
if algHelp is not None:
algHelp = algHelp if isText else QUrl(algHelp)
try:
if isText:
self.txtHelp.setHtml(algHelp)
else:
html = self.tr('<p>Downloading algorithm help... Please wait.</p>')
self.txtHelp.setHtml(html)
self.tabWidget.addTab(self.txtHelp, 'Help')
self.reply = QgsNetworkAccessManager.instance().get(QNetworkRequest(algHelp))
self.reply.finished.connect(self.requestFinished)
except:
pass
self.verticalLayout2.addWidget(self.tabWidget)
self.verticalLayout2.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout2)
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
QMetaObject.connectSlotsByName(self)
for wrapper in list(self.wrappers.values()):
wrapper.postInitialize(list(self.wrappers.values()))
def requestFinished(self):
"""Change the webview HTML content"""
reply = self.sender()
if reply.error() != QNetworkReply.NoError:
html = self.tr('<h2>No help available for this algorithm</h2><p>{}</p>'.format(reply.errorString()))
else:
html = str(reply.readAll())
reply.deleteLater()
self.txtHelp.setHtml(html)
def getAvailableDependencies(self):
if self._algName is None:
dependent = []
else:
dependent = self.model.getDependentAlgorithms(self._algName)
opts = []
for alg in list(self.model.algs.values()):
if alg.name not in dependent:
opts.append(alg)
return opts
def getDependenciesPanel(self):
return MultipleInputPanel([alg.description for alg in self.getAvailableDependencies()])
def showAdvancedParametersClicked(self):
self.showAdvanced = not self.showAdvanced
if self.showAdvanced:
self.advancedButton.setText(self.tr('Hide advanced parameters'))
else:
self.advancedButton.setText(self.tr('Show advanced parameters'))
for param in self._alg.parameters:
if param.isAdvanced:
self.labels[param.name].setVisible(self.showAdvanced)
self.widgets[param.name].setVisible(self.showAdvanced)
def getAvailableValuesOfType(self, paramType, outType=None, dataType=None):
# upgrade paramType to list
if type(paramType) is not list:
paramType = [paramType]
values = []
inputs = self.model.inputs
for i in list(inputs.values()):
param = i.param
for t in paramType:
if isinstance(param, t):
if dataType is not None:
if param.datatype in dataType:
values.append(ValueFromInput(param.name))
else:
values.append(ValueFromInput(param.name))
break
if outType is None:
return values
if self._algName is None:
dependent = []
else:
dependent = self.model.getDependentAlgorithms(self._algName)
for alg in list(self.model.algs.values()):
if alg.name not in dependent:
for out in alg.algorithm.outputs:
if isinstance(out, outType):
if dataType is not None and out.datatype in dataType:
values.append(ValueFromOutput(alg.name, out.name))
else:
values.append(ValueFromOutput(alg.name, out.name))
return values
def resolveValueDescription(self, value):
if isinstance(value, ValueFromInput):
return self.model.inputs[value.name].param.description
else:
alg = self.model.algs[value.alg]
return self.tr("'%s' from algorithm '%s'") % (alg.algorithm.getOutputFromName(value.output).description, alg.description)
def setPreviousValues(self):
if self._algName is not None:
alg = self.model.algs[self._algName]
self.descriptionBox.setText(alg.description)
for param in alg.algorithm.parameters:
if param.hidden:
continue
if param.name in alg.params:
value = alg.params[param.name]
else:
value = param.default
self.wrappers[param.name].setValue(value)
for name, out in list(alg.outputs.items()):
self.valueItems[name].setText(out.description)
selected = []
dependencies = self.getAvailableDependencies()
for idx, dependency in enumerate(dependencies):
if dependency.name in alg.dependencies:
selected.append(idx)
self.dependenciesPanel.setSelectedItems(selected)
def createAlgorithm(self):
alg = Algorithm(self._alg.commandLineName())
alg.setName(self.model)
alg.description = self.descriptionBox.text()
params = self._alg.parameters
outputs = self._alg.outputs
for param in params:
if param.hidden:
continue
if not self.setParamValue(alg, param, self.wrappers[param.name]):
self.bar.pushMessage("Error", "Wrong or missing value for parameter '%s'" % param.description,
level=QgsMessageBar.WARNING)
return None
for output in outputs:
if not output.hidden:
name = str(self.valueItems[output.name].text())
if name.strip() != '' and name != ModelerParametersDialog.ENTER_NAME:
alg.outputs[output.name] = ModelerOutput(name)
selectedOptions = self.dependenciesPanel.selectedoptions
availableDependencies = self.getAvailableDependencies()
for selected in selectedOptions:
alg.dependencies.append(availableDependencies[selected].name)
self._alg.processBeforeAddingToModeler(alg, self.model)
return alg
def setParamValue(self, alg, param, wrapper):
try:
if wrapper.widget:
value = wrapper.value()
alg.params[param.name] = value
return True
except InvalidParameterValue:
return False
def okPressed(self):
self.alg = self.createAlgorithm()
if self.alg is not None:
self.close()
def cancelPressed(self):
self.alg = None
self.close()
class ModelerParametersDialog(QDialog):
ENTER_NAME = '[Enter name if this is a final result]'
NOT_SELECTED = '[Not selected]'
USE_MIN_COVERING_EXTENT = '[Use min covering extent]'
def __init__(self, alg, model, algName=None):
QDialog.__init__(self)
self.setModal(True)
# The algorithm to define in this dialog. It is an instance of GeoAlgorithm
self._alg = alg
# The resulting algorithm after the user clicks on OK. it is an instance of the container Algorithm class
self.alg = None
# The model this algorithm is going to be added to
self.model = model
# The name of the algorithm in the model, in case we are editing it and not defining it for the first time
self.childId = algName
self.setupUi()
self.params = None
settings = QgsSettings()
self.restoreGeometry(
settings.value("/Processing/modelParametersDialogGeometry",
QByteArray()))
def closeEvent(self, event):
settings = QgsSettings()
settings.setValue("/Processing/modelParametersDialogGeometry",
self.saveGeometry())
super(ModelerParametersDialog, self).closeEvent(event)
def setupUi(self):
self.labels = {}
self.widgets = {}
self.checkBoxes = {}
self.showAdvanced = False
self.wrappers = {}
self.valueItems = {}
self.dependentItems = {}
self.resize(650, 450)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok
| QDialogButtonBox.Help)
self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setSpacing(5)
self.verticalLayout.setMargin(20)
self.bar = QgsMessageBar()
self.bar.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
self.verticalLayout.addWidget(self.bar)
hLayout = QHBoxLayout()
hLayout.setSpacing(5)
hLayout.setMargin(0)
descriptionLabel = QLabel(self.tr("Description"))
self.descriptionBox = QLineEdit()
self.descriptionBox.setText(self._alg.displayName())
hLayout.addWidget(descriptionLabel)
hLayout.addWidget(self.descriptionBox)
self.verticalLayout.addLayout(hLayout)
line = QFrame()
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
self.verticalLayout.addWidget(line)
for param in self._alg.parameterDefinitions():
if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
self.advancedButton = QPushButton()
self.advancedButton.setText(
self.tr('Show advanced parameters'))
self.advancedButton.clicked.connect(
self.showAdvancedParametersClicked)
advancedButtonHLayout = QHBoxLayout()
advancedButtonHLayout.addWidget(self.advancedButton)
advancedButtonHLayout.addStretch()
self.verticalLayout.addLayout(advancedButtonHLayout)
break
for param in self._alg.parameterDefinitions():
if param.isDestination(
) or param.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
desc = param.description()
if isinstance(param, QgsProcessingParameterExtent):
desc += self.tr('(xmin, xmax, ymin, ymax)')
if isinstance(param, QgsProcessingParameterPoint):
desc += self.tr('(x, y)')
if param.flags() & QgsProcessingParameterDefinition.FlagOptional:
desc += self.tr(' [optional]')
label = QLabel(desc)
self.labels[param.name()] = label
wrapper = WidgetWrapperFactory.create_wrapper(param, self)
self.wrappers[param.name()] = wrapper
widget = wrapper.widget
if widget is not None:
self.valueItems[param.name()] = widget
tooltip = param.description()
label.setToolTip(tooltip)
widget.setToolTip(tooltip)
if param.flags(
) & QgsProcessingParameterDefinition.FlagAdvanced:
label.setVisible(self.showAdvanced)
widget.setVisible(self.showAdvanced)
self.widgets[param.name()] = widget
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(widget)
for dest in self._alg.destinationParameterDefinitions():
if dest.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
if isinstance(dest, (QgsProcessingParameterRasterDestination,
QgsProcessingParameterFeatureSink,
QgsProcessingParameterFileDestination,
QgsProcessingParameterFolderDestination)):
label = QLabel(dest.description())
item = QgsFilterLineEdit()
if hasattr(item, 'setPlaceholderText'):
item.setPlaceholderText(ModelerParametersDialog.ENTER_NAME)
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(item)
self.valueItems[dest.name()] = item
label = QLabel(' ')
self.verticalLayout.addWidget(label)
label = QLabel(self.tr('Parent algorithms'))
self.dependenciesPanel = self.getDependenciesPanel()
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(self.dependenciesPanel)
self.verticalLayout.addStretch(1000)
self.setPreviousValues()
self.setWindowTitle(self._alg.displayName())
self.verticalLayout2 = QVBoxLayout()
self.verticalLayout2.setSpacing(2)
self.verticalLayout2.setMargin(0)
self.paramPanel = QWidget()
self.paramPanel.setLayout(self.verticalLayout)
self.scrollArea = QgsScrollArea()
self.scrollArea.setWidget(self.paramPanel)
self.scrollArea.setWidgetResizable(True)
self.verticalLayout2.addWidget(self.scrollArea)
self.verticalLayout2.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout2)
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
self.buttonBox.helpRequested.connect(self.openHelp)
QMetaObject.connectSlotsByName(self)
for wrapper in list(self.wrappers.values()):
wrapper.postInitialize(list(self.wrappers.values()))
def getAvailableDependencies(self): # spellok
if self.childId is None:
dependent = []
else:
dependent = list(self.model.dependentChildAlgorithms(self.childId))
dependent.append(self.childId)
opts = []
for alg in list(self.model.childAlgorithms().values()):
if alg.childId() not in dependent:
opts.append(alg)
return opts
def getDependenciesPanel(self):
return MultipleInputPanel([
alg.description() for alg in self.getAvailableDependencies()
]) # spellok
def showAdvancedParametersClicked(self):
self.showAdvanced = not self.showAdvanced
if self.showAdvanced:
self.advancedButton.setText(self.tr('Hide advanced parameters'))
else:
self.advancedButton.setText(self.tr('Show advanced parameters'))
for param in self._alg.parameterDefinitions():
if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
self.labels[param.name()].setVisible(self.showAdvanced)
self.widgets[param.name()].setVisible(self.showAdvanced)
def getAvailableValuesOfType(self, paramType, outTypes=[], dataTypes=[]):
# upgrade paramType to list
if paramType is None:
paramType = []
elif not isinstance(paramType, list):
paramType = [paramType]
if outTypes is None:
outTypes = []
elif not isinstance(outTypes, list):
outTypes = [outTypes]
return self.model.availableSourcesForChild(self.childId, [
p.typeName() for p in paramType
if issubclass(p, QgsProcessingParameterDefinition)
], [
o.typeName()
for o in outTypes if issubclass(o, QgsProcessingOutputDefinition)
], dataTypes)
def resolveValueDescription(self, value):
if isinstance(value, QgsProcessingModelChildParameterSource):
if value.source(
) == QgsProcessingModelChildParameterSource.StaticValue:
return value.staticValue()
elif value.source(
) == QgsProcessingModelChildParameterSource.ModelParameter:
return self.model.parameterDefinition(
value.parameterName()).description()
elif value.source(
) == QgsProcessingModelChildParameterSource.ChildOutput:
alg = self.model.childAlgorithm(value.outputChildId())
return self.tr("'{0}' from algorithm '{1}'").format(
alg.algorithm().outputDefinition(
value.outputName()).description(), alg.description())
return value
def setPreviousValues(self):
if self.childId is not None:
alg = self.model.childAlgorithm(self.childId)
self.descriptionBox.setText(alg.description())
for param in alg.algorithm().parameterDefinitions():
if param.isDestination() or param.flags(
) & QgsProcessingParameterDefinition.FlagHidden:
continue
value = None
if param.name() in alg.parameterSources():
value = alg.parameterSources()[param.name()]
if isinstance(value, list) and len(value) == 1:
value = value[0]
elif isinstance(value, list) and len(value) == 0:
value = None
if value is None:
value = param.defaultValue()
if isinstance(
value, QgsProcessingModelChildParameterSource
) and value.source(
) == QgsProcessingModelChildParameterSource.StaticValue:
value = value.staticValue()
self.wrappers[param.name()].setValue(value)
for name, out in list(alg.modelOutputs().items()):
if out.childOutputName() in self.valueItems:
self.valueItems[out.childOutputName()].setText(out.name())
selected = []
dependencies = self.getAvailableDependencies() # spellok
for idx, dependency in enumerate(dependencies):
if dependency.childId() in alg.dependencies():
selected.append(idx)
self.dependenciesPanel.setSelectedItems(selected)
def createAlgorithm(self):
alg = QgsProcessingModelChildAlgorithm(self._alg.id())
if not self.childId:
alg.generateChildId(self.model)
else:
alg.setChildId(self.childId)
alg.setDescription(self.descriptionBox.text())
for param in self._alg.parameterDefinitions():
if param.isDestination(
) or param.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
val = self.wrappers[param.name()].value()
if (isinstance(val,
QgsProcessingModelChildParameterSource) and val.source() == QgsProcessingModelChildParameterSource.StaticValue and not param.checkValueIsAcceptable(
val.staticValue())) \
or (val is None and not param.flags() & QgsProcessingParameterDefinition.FlagOptional):
self.bar.pushMessage(
"Error",
"Wrong or missing value for parameter '%s'" %
param.description(),
level=QgsMessageBar.WARNING)
return None
if val is None:
continue
elif isinstance(val, QgsProcessingModelChildParameterSource):
alg.addParameterSources(param.name(), [val])
elif isinstance(val, list):
alg.addParameterSources(param.name(), val)
else:
alg.addParameterSources(param.name(), [
QgsProcessingModelChildParameterSource.fromStaticValue(val)
])
outputs = {}
for dest in self._alg.destinationParameterDefinitions():
if not dest.flags() & QgsProcessingParameterDefinition.FlagHidden:
name = str(self.valueItems[dest.name()].text())
if name.strip(
) != '' and name != ModelerParametersDialog.ENTER_NAME:
output = QgsProcessingModelOutput(name, name)
output.setChildId(alg.childId())
output.setChildOutputName(dest.name())
outputs[name] = output
alg.setModelOutputs(outputs)
selectedOptions = self.dependenciesPanel.selectedoptions
availableDependencies = self.getAvailableDependencies() # spellok
dep_ids = []
for selected in selectedOptions:
dep_ids.append(
availableDependencies[selected].childId()) # spellok
alg.setDependencies(dep_ids)
try:
self._alg.processBeforeAddingToModeler(alg, self.model)
except:
pass
return alg
def okPressed(self):
self.alg = self.createAlgorithm()
if self.alg is not None:
self.close()
def cancelPressed(self):
self.alg = None
self.close()
def openHelp(self):
algHelp = self._alg.help()
if algHelp is not None:
webbrowser.open(algHelp)
class ModelerParametersDialog(QDialog):
ENTER_NAME = '[Enter name if this is a final result]'
NOT_SELECTED = '[Not selected]'
USE_MIN_COVERING_EXTENT = '[Use min covering extent]'
def __init__(self, alg, model, algName=None):
QDialog.__init__(self)
self.setModal(True)
# The algorithm to define in this dialog. It is an instance of GeoAlgorithm
self._alg = alg
# The resulting algorithm after the user clicks on OK. it is an instance of the container Algorithm class
self.alg = None
# The model this algorithm is going to be added to
self.model = model
# The name of the algorithm in the model, in case we are editing it and not defining it for the first time
self.childId = algName
self.setupUi()
self.params = None
settings = QgsSettings()
self.restoreGeometry(settings.value("/Processing/modelParametersDialogGeometry", QByteArray()))
def closeEvent(self, event):
settings = QgsSettings()
settings.setValue("/Processing/modelParametersDialogGeometry", self.saveGeometry())
super(ModelerParametersDialog, self).closeEvent(event)
def setupUi(self):
self.labels = {}
self.widgets = {}
self.checkBoxes = {}
self.showAdvanced = False
self.wrappers = {}
self.valueItems = {}
self.dependentItems = {}
self.resize(650, 450)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel | QDialogButtonBox.Ok | QDialogButtonBox.Help)
self.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Expanding)
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setSpacing(5)
self.verticalLayout.setMargin(20)
self.bar = QgsMessageBar()
self.bar.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
self.verticalLayout.addWidget(self.bar)
hLayout = QHBoxLayout()
hLayout.setSpacing(5)
hLayout.setMargin(0)
descriptionLabel = QLabel(self.tr("Description"))
self.descriptionBox = QLineEdit()
self.descriptionBox.setText(self._alg.displayName())
hLayout.addWidget(descriptionLabel)
hLayout.addWidget(self.descriptionBox)
self.verticalLayout.addLayout(hLayout)
line = QFrame()
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
self.verticalLayout.addWidget(line)
for param in self._alg.parameterDefinitions():
if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
self.advancedButton = QPushButton()
self.advancedButton.setText(self.tr('Show advanced parameters'))
self.advancedButton.clicked.connect(
self.showAdvancedParametersClicked)
advancedButtonHLayout = QHBoxLayout()
advancedButtonHLayout.addWidget(self.advancedButton)
advancedButtonHLayout.addStretch()
self.verticalLayout.addLayout(advancedButtonHLayout)
break
for param in self._alg.parameterDefinitions():
if param.isDestination() or param.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
desc = param.description()
if isinstance(param, QgsProcessingParameterExtent):
desc += self.tr('(xmin, xmax, ymin, ymax)')
if isinstance(param, QgsProcessingParameterPoint):
desc += self.tr('(x, y)')
if param.flags() & QgsProcessingParameterDefinition.FlagOptional:
desc += self.tr(' [optional]')
label = QLabel(desc)
self.labels[param.name()] = label
wrapper = WidgetWrapperFactory.create_wrapper(param, self)
self.wrappers[param.name()] = wrapper
widget = wrapper.widget
if widget is not None:
self.valueItems[param.name()] = widget
tooltip = param.description()
label.setToolTip(tooltip)
widget.setToolTip(tooltip)
if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
label.setVisible(self.showAdvanced)
widget.setVisible(self.showAdvanced)
self.widgets[param.name()] = widget
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(widget)
for dest in self._alg.destinationParameterDefinitions():
if dest.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
if isinstance(dest, (QgsProcessingParameterRasterDestination, QgsProcessingParameterFeatureSink,
QgsProcessingParameterFileDestination, QgsProcessingParameterFolderDestination)):
label = QLabel(dest.description())
item = QgsFilterLineEdit()
if hasattr(item, 'setPlaceholderText'):
item.setPlaceholderText(ModelerParametersDialog.ENTER_NAME)
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(item)
self.valueItems[dest.name()] = item
label = QLabel(' ')
self.verticalLayout.addWidget(label)
label = QLabel(self.tr('Parent algorithms'))
self.dependenciesPanel = self.getDependenciesPanel()
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(self.dependenciesPanel)
self.verticalLayout.addStretch(1000)
self.setPreviousValues()
self.setWindowTitle(self._alg.displayName())
self.verticalLayout2 = QVBoxLayout()
self.verticalLayout2.setSpacing(2)
self.verticalLayout2.setMargin(0)
self.paramPanel = QWidget()
self.paramPanel.setLayout(self.verticalLayout)
self.scrollArea = QgsScrollArea()
self.scrollArea.setWidget(self.paramPanel)
self.scrollArea.setWidgetResizable(True)
self.verticalLayout2.addWidget(self.scrollArea)
self.verticalLayout2.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout2)
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
self.buttonBox.helpRequested.connect(self.openHelp)
QMetaObject.connectSlotsByName(self)
for wrapper in list(self.wrappers.values()):
wrapper.postInitialize(list(self.wrappers.values()))
def getAvailableDependencies(self): # spellok
if self.childId is None:
dependent = []
else:
dependent = list(self.model.dependentChildAlgorithms(self.childId))
dependent.append(self.childId)
opts = []
for alg in list(self.model.childAlgorithms().values()):
if alg.childId() not in dependent:
opts.append(alg)
return opts
def getDependenciesPanel(self):
return MultipleInputPanel([alg.description() for alg in self.getAvailableDependencies()]) # spellok
def showAdvancedParametersClicked(self):
self.showAdvanced = not self.showAdvanced
if self.showAdvanced:
self.advancedButton.setText(self.tr('Hide advanced parameters'))
else:
self.advancedButton.setText(self.tr('Show advanced parameters'))
for param in self._alg.parameterDefinitions():
if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
self.labels[param.name()].setVisible(self.showAdvanced)
self.widgets[param.name()].setVisible(self.showAdvanced)
def getAvailableValuesOfType(self, paramType, outTypes=[], dataTypes=[]):
# upgrade paramType to list
if paramType is None:
paramType = []
elif not isinstance(paramType, list):
paramType = [paramType]
if outTypes is None:
outTypes = []
elif not isinstance(outTypes, list):
outTypes = [outTypes]
return self.model.availableSourcesForChild(self.childId, [p.typeName() for p in paramType if issubclass(p, QgsProcessingParameterDefinition)],
[o.typeName() for o in outTypes if issubclass(o, QgsProcessingOutputDefinition)], dataTypes)
def resolveValueDescription(self, value):
if isinstance(value, QgsProcessingModelChildParameterSource):
if value.source() == QgsProcessingModelChildParameterSource.StaticValue:
return value.staticValue()
elif value.source() == QgsProcessingModelChildParameterSource.ModelParameter:
return self.model.parameterDefinition(value.parameterName()).description()
elif value.source() == QgsProcessingModelChildParameterSource.ChildOutput:
alg = self.model.childAlgorithm(value.outputChildId())
return self.tr("'{0}' from algorithm '{1}'").format(
alg.algorithm().outputDefinition(value.outputName()).description(), alg.description())
return value
def setPreviousValues(self):
if self.childId is not None:
alg = self.model.childAlgorithm(self.childId)
self.descriptionBox.setText(alg.description())
for param in alg.algorithm().parameterDefinitions():
if param.isDestination() or param.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
value = None
if param.name() in alg.parameterSources():
value = alg.parameterSources()[param.name()]
if isinstance(value, list) and len(value) == 1:
value = value[0]
elif isinstance(value, list) and len(value) == 0:
value = None
if value is None:
value = param.defaultValue()
if isinstance(value, QgsProcessingModelChildParameterSource) and value.source() == QgsProcessingModelChildParameterSource.StaticValue:
value = value.staticValue()
self.wrappers[param.name()].setValue(value)
for name, out in list(alg.modelOutputs().items()):
if out.childOutputName() in self.valueItems:
self.valueItems[out.childOutputName()].setText(out.name())
selected = []
dependencies = self.getAvailableDependencies() # spellok
for idx, dependency in enumerate(dependencies):
if dependency.childId() in alg.dependencies():
selected.append(idx)
self.dependenciesPanel.setSelectedItems(selected)
def createAlgorithm(self):
alg = QgsProcessingModelChildAlgorithm(self._alg.id())
if not self.childId:
alg.generateChildId(self.model)
else:
alg.setChildId(self.childId)
alg.setDescription(self.descriptionBox.text())
for param in self._alg.parameterDefinitions():
if param.isDestination() or param.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
val = self.wrappers[param.name()].value()
if (isinstance(val,
QgsProcessingModelChildParameterSource) and val.source() == QgsProcessingModelChildParameterSource.StaticValue and not param.checkValueIsAcceptable(
val.staticValue())) \
or (val is None and not param.flags() & QgsProcessingParameterDefinition.FlagOptional):
self.bar.pushMessage("Error", "Wrong or missing value for parameter '%s'" % param.description(),
level=QgsMessageBar.WARNING)
return None
if val is None:
continue
elif isinstance(val, QgsProcessingModelChildParameterSource):
alg.addParameterSources(param.name(), [val])
elif isinstance(val, list):
alg.addParameterSources(param.name(), val)
else:
alg.addParameterSources(param.name(), [QgsProcessingModelChildParameterSource.fromStaticValue(val)])
outputs = {}
for dest in self._alg.destinationParameterDefinitions():
if not dest.flags() & QgsProcessingParameterDefinition.FlagHidden:
name = str(self.valueItems[dest.name()].text())
if name.strip() != '' and name != ModelerParametersDialog.ENTER_NAME:
output = QgsProcessingModelOutput(name, name)
output.setChildId(alg.childId())
output.setChildOutputName(dest.name())
outputs[name] = output
alg.setModelOutputs(outputs)
selectedOptions = self.dependenciesPanel.selectedoptions
availableDependencies = self.getAvailableDependencies() # spellok
dep_ids = []
for selected in selectedOptions:
dep_ids.append(availableDependencies[selected].childId()) # spellok
alg.setDependencies(dep_ids)
try:
self._alg.processBeforeAddingToModeler(alg, self.model)
except:
pass
return alg
def okPressed(self):
self.alg = self.createAlgorithm()
if self.alg is not None:
self.close()
def cancelPressed(self):
self.alg = None
self.close()
def openHelp(self):
algHelp = self._alg.help()
if algHelp is not None:
webbrowser.open(algHelp)
class ModelerParametersDialog(QDialog):
def __init__(self, alg, model, algName=None, configuration=None):
QDialog.__init__(self)
self.setModal(True)
self._alg = alg # The algorithm to define in this dialog. It is an instance of QgsProcessingAlgorithm
self.model = model # The model this algorithm is going to be added to. It is an instance of QgsProcessingModelAlgorithm
self.childId = algName # The name of the algorithm in the model, in case we are editing it and not defining it for the first time
self.configuration = configuration
self.context = createContext()
self.widget_labels = {}
class ContextGenerator(QgsProcessingContextGenerator):
def __init__(self, context):
super().__init__()
self.processing_context = context
def processingContext(self):
return self.processing_context
self.context_generator = ContextGenerator(self.context)
self.setupUi()
self.params = None
settings = QgsSettings()
self.restoreGeometry(settings.value("/Processing/modelParametersDialogGeometry", QByteArray()))
def closeEvent(self, event):
settings = QgsSettings()
settings.setValue("/Processing/modelParametersDialogGeometry", self.saveGeometry())
super(ModelerParametersDialog, self).closeEvent(event)
def setupUi(self):
self.checkBoxes = {}
self.showAdvanced = False
self.wrappers = {}
self.valueItems = {}
self.dependentItems = {}
self.algorithmItem = None
self.resize(650, 450)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel | QDialogButtonBox.Ok | QDialogButtonBox.Help)
self.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Expanding)
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setSpacing(5)
self.verticalLayout.setMargin(20)
self.bar = QgsMessageBar()
self.bar.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
self.verticalLayout.addWidget(self.bar)
hLayout = QHBoxLayout()
hLayout.setSpacing(5)
hLayout.setMargin(0)
descriptionLabel = QLabel(self.tr("Description"))
self.descriptionBox = QLineEdit()
self.descriptionBox.setText(self._alg.displayName())
hLayout.addWidget(descriptionLabel)
hLayout.addWidget(self.descriptionBox)
self.verticalLayout.addLayout(hLayout)
line = QFrame()
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
self.verticalLayout.addWidget(line)
widget_context = QgsProcessingParameterWidgetContext()
widget_context.setProject(QgsProject.instance())
if iface is not None:
widget_context.setMapCanvas(iface.mapCanvas())
widget_context.setModel(self.model)
widget_context.setModelChildAlgorithmId(self.childId)
self.algorithmItem = QgsGui.instance().processingGuiRegistry().algorithmConfigurationWidget(self._alg)
if self.algorithmItem:
self.algorithmItem.setWidgetContext(widget_context)
self.algorithmItem.registerProcessingContextGenerator(self.context_generator)
if self.configuration:
self.algorithmItem.setConfiguration(self.configuration)
self.verticalLayout.addWidget(self.algorithmItem)
for param in self._alg.parameterDefinitions():
if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
self.advancedButton = QPushButton()
self.advancedButton.setText(self.tr('Show advanced parameters'))
self.advancedButton.clicked.connect(
self.showAdvancedParametersClicked)
advancedButtonHLayout = QHBoxLayout()
advancedButtonHLayout.addWidget(self.advancedButton)
advancedButtonHLayout.addStretch()
self.verticalLayout.addLayout(advancedButtonHLayout)
break
for param in self._alg.parameterDefinitions():
if param.isDestination() or param.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
wrapper = WidgetWrapperFactory.create_wrapper(param, self)
self.wrappers[param.name()] = wrapper
wrapper.setWidgetContext(widget_context)
wrapper.registerProcessingContextGenerator(self.context_generator)
if issubclass(wrapper.__class__, QgsProcessingModelerParameterWidget):
widget = wrapper
else:
widget = wrapper.widget
if widget is not None:
self.valueItems[param.name()] = widget
if issubclass(wrapper.__class__, QgsProcessingModelerParameterWidget):
label = wrapper.createLabel()
else:
tooltip = param.description()
widget.setToolTip(tooltip)
label = wrapper.label
self.widget_labels[param.name()] = label
if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
label.setVisible(self.showAdvanced)
widget.setVisible(self.showAdvanced)
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(widget)
for dest in self._alg.destinationParameterDefinitions():
if dest.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
if isinstance(dest, (QgsProcessingParameterRasterDestination, QgsProcessingParameterVectorDestination,
QgsProcessingParameterFeatureSink, QgsProcessingParameterFileDestination, QgsProcessingParameterFolderDestination)):
label = QLabel(dest.description())
item = QgsFilterLineEdit()
if hasattr(item, 'setPlaceholderText'):
item.setPlaceholderText(self.tr('[Enter name if this is a final result]'))
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(item)
self.valueItems[dest.name()] = item
label = QLabel(' ')
self.verticalLayout.addWidget(label)
label = QLabel(self.tr('Parent algorithms'))
self.dependenciesPanel = self.getDependenciesPanel()
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(self.dependenciesPanel)
self.verticalLayout.addStretch(1000)
self.setPreviousValues()
self.setWindowTitle(self._alg.displayName())
self.verticalLayout2 = QVBoxLayout()
self.verticalLayout2.setSpacing(2)
self.verticalLayout2.setMargin(0)
self.paramPanel = QWidget()
self.paramPanel.setLayout(self.verticalLayout)
self.scrollArea = QgsScrollArea()
self.scrollArea.setWidget(self.paramPanel)
self.scrollArea.setWidgetResizable(True)
self.verticalLayout2.addWidget(self.scrollArea)
self.verticalLayout2.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout2)
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
self.buttonBox.helpRequested.connect(self.openHelp)
QMetaObject.connectSlotsByName(self)
def getAvailableDependencies(self): # spellok
if self.childId is None:
dependent = []
else:
dependent = list(self.model.dependentChildAlgorithms(self.childId))
dependent.append(self.childId)
opts = []
for alg in list(self.model.childAlgorithms().values()):
if alg.childId() not in dependent:
opts.append(alg)
return opts
def getDependenciesPanel(self):
return MultipleInputPanel([alg.description() for alg in self.getAvailableDependencies()]) # spellok
def showAdvancedParametersClicked(self):
self.showAdvanced = not self.showAdvanced
if self.showAdvanced:
self.advancedButton.setText(self.tr('Hide advanced parameters'))
else:
self.advancedButton.setText(self.tr('Show advanced parameters'))
for param in self._alg.parameterDefinitions():
if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
wrapper = self.wrappers[param.name()]
if issubclass(wrapper.__class__, QgsProcessingModelerParameterWidget):
wrapper.setVisible(self.showAdvanced)
else:
wrapper.widget.setVisible(self.showAdvanced)
self.widget_labels[param.name()].setVisible(self.showAdvanced)
def getAvailableValuesOfType(self, paramType, outTypes=[], dataTypes=[]):
# upgrade paramType to list
if paramType is None:
paramType = []
elif not isinstance(paramType, (tuple, list)):
paramType = [paramType]
if outTypes is None:
outTypes = []
elif not isinstance(outTypes, (tuple, list)):
outTypes = [outTypes]
return self.model.availableSourcesForChild(self.childId, [p.typeName() for p in paramType if
issubclass(p, QgsProcessingParameterDefinition)],
[o.typeName() for o in outTypes if
issubclass(o, QgsProcessingOutputDefinition)], dataTypes)
def resolveValueDescription(self, value):
if isinstance(value, QgsProcessingModelChildParameterSource):
if value.source() == QgsProcessingModelChildParameterSource.StaticValue:
return value.staticValue()
elif value.source() == QgsProcessingModelChildParameterSource.ModelParameter:
return self.model.parameterDefinition(value.parameterName()).description()
elif value.source() == QgsProcessingModelChildParameterSource.ChildOutput:
alg = self.model.childAlgorithm(value.outputChildId())
return self.tr("'{0}' from algorithm '{1}'").format(
alg.algorithm().outputDefinition(value.outputName()).description(), alg.description())
return value
def setPreviousValues(self):
if self.childId is not None:
alg = self.model.childAlgorithm(self.childId)
self.descriptionBox.setText(alg.description())
for param in alg.algorithm().parameterDefinitions():
if param.isDestination() or param.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
value = None
if param.name() in alg.parameterSources():
value = alg.parameterSources()[param.name()]
if isinstance(value, list) and len(value) == 1:
value = value[0]
elif isinstance(value, list) and len(value) == 0:
value = None
wrapper = self.wrappers[param.name()]
if issubclass(wrapper.__class__, QgsProcessingModelerParameterWidget):
if value is None:
value = QgsProcessingModelChildParameterSource.fromStaticValue(param.defaultValue())
wrapper.setWidgetValue(value)
else:
if value is None:
value = param.defaultValue()
if isinstance(value,
QgsProcessingModelChildParameterSource) and value.source() == QgsProcessingModelChildParameterSource.StaticValue:
value = value.staticValue()
wrapper.setValue(value)
for name, out in alg.modelOutputs().items():
if out.childOutputName() in self.valueItems:
self.valueItems[out.childOutputName()].setText(out.name())
selected = []
dependencies = self.getAvailableDependencies() # spellok
for idx, dependency in enumerate(dependencies):
if dependency.childId() in alg.dependencies():
selected.append(idx)
self.dependenciesPanel.setSelectedItems(selected)
def createAlgorithm(self):
alg = QgsProcessingModelChildAlgorithm(self._alg.id())
if not self.childId:
alg.generateChildId(self.model)
else:
alg.setChildId(self.childId)
alg.setDescription(self.descriptionBox.text())
if self.algorithmItem:
alg.setConfiguration(self.algorithmItem.configuration())
self._alg = alg.algorithm().create(self.algorithmItem.configuration())
for param in self._alg.parameterDefinitions():
if param.isDestination() or param.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
try:
wrapper = self.wrappers[param.name()]
if issubclass(wrapper.__class__, WidgetWrapper):
val = wrapper.value()
elif issubclass(wrapper.__class__, QgsProcessingModelerParameterWidget):
val = wrapper.value()
else:
val = wrapper.parameterValue()
except InvalidParameterValue:
self.bar.pushMessage(self.tr("Error"),
self.tr("Wrong or missing value for parameter '{}'").format(param.description()),
level=Qgis.Warning)
return None
if isinstance(val, QgsProcessingModelChildParameterSource):
val = [val]
elif not (isinstance(val, list) and all(
[isinstance(subval, QgsProcessingModelChildParameterSource) for subval in val])):
val = [QgsProcessingModelChildParameterSource.fromStaticValue(val)]
for subval in val:
if (isinstance(subval, QgsProcessingModelChildParameterSource) and
subval.source() == QgsProcessingModelChildParameterSource.StaticValue and
not param.checkValueIsAcceptable(subval.staticValue())) \
or (subval is None and not param.flags() & QgsProcessingParameterDefinition.FlagOptional):
self.bar.pushMessage(self.tr("Error"), self.tr("Wrong or missing value for parameter '{}'").format(
param.description()),
level=Qgis.Warning)
return None
alg.addParameterSources(param.name(), val)
outputs = {}
for dest in self._alg.destinationParameterDefinitions():
if not dest.flags() & QgsProcessingParameterDefinition.FlagHidden:
name = self.valueItems[dest.name()].text()
if name.strip() != '':
output = QgsProcessingModelOutput(name, name)
output.setChildId(alg.childId())
output.setChildOutputName(dest.name())
outputs[name] = output
if dest.flags() & QgsProcessingParameterDefinition.FlagIsModelOutput:
if dest.name() not in outputs:
output = QgsProcessingModelOutput(dest.name(), dest.name())
output.setChildId(alg.childId())
output.setChildOutputName(dest.name())
outputs[dest.name()] = output
alg.setModelOutputs(outputs)
selectedOptions = self.dependenciesPanel.selectedoptions
availableDependencies = self.getAvailableDependencies() # spellok
dep_ids = []
for selected in selectedOptions:
dep_ids.append(availableDependencies[selected].childId()) # spellok
alg.setDependencies(dep_ids)
#try:
# self._alg.processBeforeAddingToModeler(alg, self.model)
#except:
# pass
return alg
def okPressed(self):
alg = self.createAlgorithm()
if alg is not None:
self.accept()
def cancelPressed(self):
self.reject()
def openHelp(self):
algHelp = self._alg.helpUrl()
if not algHelp:
algHelp = QgsHelp.helpUrl("processing_algs/{}/{}.html#{}".format(
self._alg.provider().helpId(), self._alg.groupId(), "{}{}".format(self._alg.provider().helpId(), self._alg.name()))).toString()
if algHelp not in [None, ""]:
webbrowser.open(algHelp)
class ModelerParameterDefinitionDialog(QDialog):
def __init__(self, alg, paramType=None, param=None):
self.alg = alg
self.paramType = paramType
self.param = param
QDialog.__init__(self)
self.setModal(True)
self.setupUi()
settings = QgsSettings()
self.restoreGeometry(settings.value("/Processing/modelParametersDefinitionDialogGeometry", QByteArray()))
def closeEvent(self, event):
settings = QgsSettings()
settings.setValue("/Processing/modelParametersDefinitionDialogGeometry", self.saveGeometry())
super(ModelerParameterDefinitionDialog, self).closeEvent(event)
def setupUi(self):
self.setWindowTitle(self.tr('Parameter Definition'))
self.setMinimumWidth(300)
self.verticalLayout = QVBoxLayout(self)
self.verticalLayout.setMargin(20)
self.label = QLabel(self.tr('Parameter name'))
self.verticalLayout.addWidget(self.label)
self.nameTextBox = QLineEdit()
self.verticalLayout.addWidget(self.nameTextBox)
if isinstance(self.param, QgsProcessingParameterDefinition):
self.nameTextBox.setText(self.param.description())
if self.paramType == parameters.PARAMETER_BOOLEAN or \
isinstance(self.param, QgsProcessingParameterBoolean):
self.state = QCheckBox()
self.state.setText(self.tr('Checked'))
self.state.setChecked(False)
if self.param is not None:
self.state.setChecked(bool(self.param.defaultValue()))
self.verticalLayout.addWidget(self.state)
elif self.paramType == parameters.PARAMETER_TABLE_FIELD or \
isinstance(self.param, QgsProcessingParameterField):
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(param.parameterName())
if isinstance(definition, (QgsProcessingParameterFeatureSource, QgsProcessingParameterVectorLayer)):
self.parentCombo.addItem(definition.description(), definition.name())
if self.param is not None:
if self.param.parentLayerParameterName() == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
# add the datatype selector
self.verticalLayout.addWidget(QLabel(self.tr('Allowed data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any'), -1)
self.datatypeCombo.addItem(self.tr('Number'), 0)
self.datatypeCombo.addItem(self.tr('String'), 1)
self.datatypeCombo.addItem(self.tr('Date/time'), 2)
self.verticalLayout.addWidget(self.datatypeCombo)
if self.param is not None and self.param.dataType() is not None:
# QComboBoxes indexes start at 0,
# self.param.datatype start with -1 that is why I need to do +1
datatypeIndex = self.param.dataType() + 1
self.datatypeCombo.setCurrentIndex(datatypeIndex)
self.multipleCheck = QCheckBox()
self.multipleCheck.setText(self.tr('Accept multiple fields'))
self.multipleCheck.setChecked(False)
if self.param is not None:
self.multipleCheck.setChecked(self.param.allowMultiple())
self.verticalLayout.addWidget(self.multipleCheck)
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setToolTip(
self.tr('Default field name, or ; separated list of field names for multiple field parameters'))
if self.param is not None:
default = self.param.defaultValue()
if default is not None:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
elif self.paramType == parameters.PARAMETER_BAND or \
isinstance(self.param, QgsProcessingParameterBand):
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(param.parameterName())
if isinstance(definition, (QgsProcessingParameterRasterLayer)):
self.parentCombo.addItem(definition.description(), definition.name())
if self.param is not None:
if self.param.parentLayerParameterName() == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
elif (self.paramType in (
parameters.PARAMETER_VECTOR, parameters.PARAMETER_TABLE) or
isinstance(self.param, (QgsProcessingParameterFeatureSource, QgsProcessingParameterVectorLayer))):
self.verticalLayout.addWidget(QLabel(self.tr('Geometry type')))
self.shapetypeCombo = QComboBox()
self.shapetypeCombo.addItem(self.tr('Geometry Not Required'), QgsProcessing.TypeVector)
self.shapetypeCombo.addItem(self.tr('Point'), QgsProcessing.TypeVectorPoint)
self.shapetypeCombo.addItem(self.tr('Line'), QgsProcessing.TypeVectorLine)
self.shapetypeCombo.addItem(self.tr('Polygon'), QgsProcessing.TypeVectorPolygon)
self.shapetypeCombo.addItem(self.tr('Any Geometry Type'), QgsProcessing.TypeVectorAnyGeometry)
if self.param is not None:
self.shapetypeCombo.setCurrentIndex(self.shapetypeCombo.findData(self.param.dataTypes()[0]))
self.verticalLayout.addWidget(self.shapetypeCombo)
elif (self.paramType == parameters.PARAMETER_MULTIPLE or
isinstance(self.param, QgsProcessingParameterMultipleLayers)):
self.verticalLayout.addWidget(QLabel(self.tr('Data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any Map Layer'), QgsProcessing.TypeMapLayer)
self.datatypeCombo.addItem(self.tr('Vector (No Geometry Required)'), QgsProcessing.TypeVector)
self.datatypeCombo.addItem(self.tr('Vector (Point)'), QgsProcessing.TypeVectorPoint)
self.datatypeCombo.addItem(self.tr('Vector (Line)'), QgsProcessing.TypeVectorLine)
self.datatypeCombo.addItem(self.tr('Vector (Polygon)'), QgsProcessing.TypeVectorPolygon)
self.datatypeCombo.addItem(self.tr('Vector (Any Geometry Type)'), QgsProcessing.TypeVectorAnyGeometry)
self.datatypeCombo.addItem(self.tr('Raster'), QgsProcessing.TypeRaster)
self.datatypeCombo.addItem(self.tr('File'), QgsProcessing.TypeFile)
if self.param is not None:
self.datatypeCombo.setCurrentIndex(self.datatypeCombo.findData(self.param.layerType()))
self.verticalLayout.addWidget(self.datatypeCombo)
elif (self.paramType == parameters.PARAMETER_NUMBER or self.paramType == parameters.PARAMETER_DISTANCE or
isinstance(self.param, (QgsProcessingParameterNumber, QgsProcessingParameterDistance))):
self.verticalLayout.addWidget(QLabel(self.tr('Min value')))
self.minTextBox = QLineEdit()
self.verticalLayout.addWidget(self.minTextBox)
self.verticalLayout.addWidget(QLabel(self.tr('Max value')))
self.maxTextBox = QLineEdit()
self.verticalLayout.addWidget(self.maxTextBox)
if self.param is not None:
self.minTextBox.setText(str(self.param.minimum()))
self.maxTextBox.setText(str(self.param.maximum()))
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setText(self.tr('0'))
if self.param is not None:
default = self.param.defaultValue()
if self.param.dataType() == QgsProcessingParameterNumber.Integer:
default = int(math.floor(default))
if default:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == parameters.PARAMETER_EXPRESSION or
isinstance(self.param, QgsProcessingParameterExpression)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultEdit = QgsExpressionLineEdit()
if self.param is not None:
self.defaultEdit.setExpression(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultEdit)
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
self.parentCombo.addItem(self.tr("None"), None)
idx = 1
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(param.parameterName())
if isinstance(definition, (QgsProcessingParameterFeatureSource, QgsProcessingParameterVectorLayer)):
self.parentCombo.addItem(definition.description(), definition.name())
if self.param is not None:
if self.param.parentLayerParameterName() == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
elif (self.paramType == parameters.PARAMETER_STRING or
isinstance(self.param, QgsProcessingParameterString)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == parameters.PARAMETER_FILE or
isinstance(self.param, QgsProcessingParameterFile)):
self.verticalLayout.addWidget(QLabel(self.tr('Type')))
self.fileFolderCombo = QComboBox()
self.fileFolderCombo.addItem(self.tr('File'))
self.fileFolderCombo.addItem(self.tr('Folder'))
if self.param is not None:
self.fileFolderCombo.setCurrentIndex(
1 if self.param.behavior() == QgsProcessingParameterFile.Folder else 0)
self.verticalLayout.addWidget(self.fileFolderCombo)
elif (self.paramType == parameters.PARAMETER_POINT or
isinstance(self.param, QgsProcessingParameterPoint)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == parameters.PARAMETER_CRS or
isinstance(self.param, QgsProcessingParameterCrs)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.selector = QgsProjectionSelectionWidget()
if self.param is not None:
self.selector.setCrs(QgsCoordinateReferenceSystem(self.param.defaultValue()))
else:
self.selector.setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
self.verticalLayout.addWidget(self.selector)
elif self.paramType == parameters.PARAMETER_ENUM or \
isinstance(self.param, QgsProcessingParameterEnum):
self.widget = EnumModelerWidget(self)
if self.param is not None:
self.widget.setAllowMultiple(bool(self.param.allowMultiple()))
self.widget.setOptions(self.param.options())
self.widget.setDefault(self.param.defaultValue())
self.verticalLayout.addWidget(self.widget)
elif self.paramType == parameters.PARAMETER_MATRIX or \
isinstance(self.param, QgsProcessingParameterMatrix):
self.widget = MatrixModelerWidget(self)
if self.param is not None:
self.widget.setValue(self.param.defaultValue())
self.widget.setHeaders(self.param.headers())
self.widget.setFixedRows(self.param.hasFixedNumberRows())
self.verticalLayout.addWidget(self.widget)
self.verticalLayout.addSpacing(20)
self.requiredCheck = QCheckBox()
self.requiredCheck.setText(self.tr('Mandatory'))
self.requiredCheck.setChecked(True)
if self.param is not None:
self.requiredCheck.setChecked(not self.param.flags() & QgsProcessingParameterDefinition.FlagOptional)
self.verticalLayout.addWidget(self.requiredCheck)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel |
QDialogButtonBox.Ok)
self.buttonBox.setObjectName('buttonBox')
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
self.verticalLayout.addStretch()
self.verticalLayout.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout)
def accept(self):
description = self.nameTextBox.text()
if description.strip() == '':
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Invalid parameter name'))
return
if self.param is None:
validChars = \
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
safeName = ''.join(c for c in description if c in validChars)
name = safeName.lower()
i = 2
while self.alg.parameterDefinition(name):
name = safeName.lower() + str(i)
i += 1
else:
name = self.param.name()
if (self.paramType == parameters.PARAMETER_BOOLEAN or
isinstance(self.param, QgsProcessingParameterBoolean)):
self.param = QgsProcessingParameterBoolean(name, description, self.state.isChecked())
elif (self.paramType == parameters.PARAMETER_TABLE_FIELD or
isinstance(self.param, QgsProcessingParameterField)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
datatype = self.datatypeCombo.currentData()
default = self.defaultTextBox.text()
if not default:
default = None
self.param = QgsProcessingParameterField(name, description, defaultValue=default,
parentLayerParameterName=parent, type=datatype,
allowMultiple=self.multipleCheck.isChecked())
elif (self.paramType == parameters.PARAMETER_BAND or
isinstance(self.param, QgsProcessingParameterBand)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
self.param = QgsProcessingParameterBand(name, description, None, parent)
elif (self.paramType == parameters.PARAMETER_MAP_LAYER or
isinstance(self.param, QgsProcessingParameterMapLayer)):
self.param = QgsProcessingParameterMapLayer(
name, description)
elif (self.paramType == parameters.PARAMETER_RASTER or
isinstance(self.param, QgsProcessingParameterRasterLayer)):
self.param = QgsProcessingParameterRasterLayer(
name, description)
elif (self.paramType == parameters.PARAMETER_TABLE or
isinstance(self.param, QgsProcessingParameterVectorLayer)):
self.param = QgsProcessingParameterVectorLayer(
name, description,
[self.shapetypeCombo.currentData()])
elif (self.paramType == parameters.PARAMETER_VECTOR or
isinstance(self.param, QgsProcessingParameterFeatureSource)):
self.param = QgsProcessingParameterFeatureSource(
name, description,
[self.shapetypeCombo.currentData()])
elif (self.paramType == parameters.PARAMETER_MULTIPLE or
isinstance(self.param, QgsProcessingParameterMultipleLayers)):
self.param = QgsProcessingParameterMultipleLayers(
name, description,
self.datatypeCombo.currentData())
elif (self.paramType == parameters.PARAMETER_NUMBER or
isinstance(self.param, (QgsProcessingParameterNumber, QgsProcessingParameterDistance))):
try:
self.param = QgsProcessingParameterNumber(name, description, QgsProcessingParameterNumber.Double,
self.defaultTextBox.text())
vmin = self.minTextBox.text().strip()
if not vmin == '':
self.param.setMinimum(float(vmin))
vmax = self.maxTextBox.text().strip()
if not vmax == '':
self.param.setMaximum(float(vmax))
except:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
elif (self.paramType == parameters.PARAMETER_EXPRESSION or
isinstance(self.param, QgsProcessingParameterExpression)):
parent = self.parentCombo.currentData()
self.param = QgsProcessingParameterExpression(name, description,
str(self.defaultEdit.expression()),
parent)
elif (self.paramType == parameters.PARAMETER_STRING or
isinstance(self.param, QgsProcessingParameterString)):
self.param = QgsProcessingParameterString(name, description,
str(self.defaultTextBox.text()))
elif (self.paramType == parameters.PARAMETER_EXTENT or
isinstance(self.param, QgsProcessingParameterExtent)):
self.param = QgsProcessingParameterExtent(name, description)
elif (self.paramType == parameters.PARAMETER_FILE or
isinstance(self.param, QgsProcessingParameterFile)):
isFolder = self.fileFolderCombo.currentIndex() == 1
self.param = QgsProcessingParameterFile(name, description,
QgsProcessingParameterFile.Folder if isFolder else QgsProcessingParameterFile.File)
elif (self.paramType == parameters.PARAMETER_POINT or
isinstance(self.param, QgsProcessingParameterPoint)):
self.param = QgsProcessingParameterPoint(name, description,
str(self.defaultTextBox.text()))
elif (self.paramType == parameters.PARAMETER_CRS or
isinstance(self.param, QgsProcessingParameterCrs)):
self.param = QgsProcessingParameterCrs(name, description, self.selector.crs().authid())
elif (self.paramType == parameters.PARAMETER_ENUM or
isinstance(self.param, QgsProcessingParameterEnum)):
self.param = QgsProcessingParameterEnum(name, description, self.widget.options(), self.widget.allowMultiple(), self.widget.defaultOptions())
elif (self.paramType == parameters.PARAMETER_MATRIX or
isinstance(self.param, QgsProcessingParameterMatrix)):
self.param = QgsProcessingParameterMatrix(name, description, hasFixedNumberRows=self.widget.fixedRows(), headers=self.widget.headers(), defaultValue=self.widget.value())
else:
if self.paramType:
typeId = self.paramType
else:
typeId = self.param.type()
paramTypeDef = QgsApplication.instance().processingRegistry().parameterType(typeId)
if not paramTypeDef:
msg = self.tr('The parameter `{}` is not registered, are you missing a required plugin?'.format(typeId))
raise UndefinedParameterException(msg)
self.param = paramTypeDef.create(name)
self.param.setDescription(description)
self.param.setMetadata(paramTypeDef.metadata())
if not self.requiredCheck.isChecked():
self.param.setFlags(self.param.flags() | QgsProcessingParameterDefinition.FlagOptional)
settings = QgsSettings()
settings.setValue("/Processing/modelParametersDefinitionDialogGeometry", self.saveGeometry())
QDialog.accept(self)
def reject(self):
self.param = None
settings = QgsSettings()
settings.setValue("/Processing/modelParametersDefinitionDialogGeometry", self.saveGeometry())
QDialog.reject(self)
class AdminUnitSelector(QDialog):
"""
Generic admin unit manager dialog.
"""
def __init__(self, parent=None):
QDialog.__init__(self, parent)
self.resize(400, 410)
self.verticalLayout = QVBoxLayout(self)
self.adminUnitManager = AdminUnitManager(self)
self.verticalLayout.addWidget(self.adminUnitManager)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Close
| QDialogButtonBox.Ok)
self.verticalLayout.addWidget(self.buttonBox)
self.selectedAdminUnit = None
# Connect signals
self.adminUnitManager.stateChanged.connect(self.onStateChanged)
self.buttonBox.button(QDialogButtonBox.Ok).clicked.connect(
self.onAcceptDialog)
self.buttonBox.button(QDialogButtonBox.Cancel).clicked.connect(
self.onRejectDialog)
self.buttonBox.button(QDialogButtonBox.Close).clicked.connect(
self.onRejectDialog)
def setManageMode(self, enableManage):
"""
:param enableManage: True to set the selector to manage mode or false to disable.
"""
if enableManage:
self.adminUnitManager.setState(MANAGE)
else:
self.adminUnitManager.setState(VIEW)
def onStateChanged(self, isManageMode):
'''
Slot raised when the state of the admin unit manager widget changes
'''
if isManageMode:
self.buttonBox.button(QDialogButtonBox.Ok).setVisible(False)
self.buttonBox.button(QDialogButtonBox.Cancel).setVisible(False)
self.buttonBox.button(QDialogButtonBox.Close).setVisible(True)
title = self.tr('Manage Administrative Units')
else:
self.buttonBox.button(QDialogButtonBox.Ok).setVisible(True)
self.buttonBox.button(QDialogButtonBox.Cancel).setVisible(True)
self.buttonBox.button(QDialogButtonBox.Close).setVisible(False)
title = self.tr('Select Administrative Unit')
self.setWindowTitle(title)
def onAcceptDialog(self):
'''
Slot raised on accepting administrative unit selection.
This is raised when the dialog is in VIEW mode.
'''
self.adminUnitManager.notificationBar().clear()
self.selectedAdminUnit = self.adminUnitManager.selectedAdministrativeUnit(
)
if self.selectedAdminUnit is None:
msg = self.tr('Please select an administrative unit '
'from the list.')
self.adminUnitManager.notificationBar().insertWarningNotification(
msg)
else:
self.accept()
def onRejectDialog(self):
'''
Slot raised to close the dialog.
'''
self.reject()
class ModelerParametersDialog(QDialog):
def __init__(self, alg, model, algName=None, configuration=None):
super().__init__()
self.setObjectName('ModelerParametersDialog')
self.setModal(True)
if iface is not None:
self.setStyleSheet(iface.mainWindow().styleSheet())
# dammit this is SUCH as mess... stupid stable API
self._alg = alg # The algorithm to define in this dialog. It is an instance of QgsProcessingAlgorithm
self.model = model # The model this algorithm is going to be added to. It is an instance of QgsProcessingModelAlgorithm
self.childId = algName # The name of the algorithm in the model, in case we are editing it and not defining it for the first time
self.configuration = configuration
self.context = createContext()
self.setWindowTitle(self._alg.displayName())
self.widget = ModelerParametersWidget(alg, model, algName, configuration, context=self.context, dialog=self)
QgsGui.enableAutoGeometryRestore(self)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel | QDialogButtonBox.Ok | QDialogButtonBox.Help)
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.reject)
self.buttonBox.helpRequested.connect(self.openHelp)
mainLayout = QVBoxLayout()
mainLayout.addWidget(self.widget, 1)
mainLayout.addWidget(self.buttonBox)
self.setLayout(mainLayout)
def setComments(self, text):
self.widget.setComments(text)
def comments(self):
return self.widget.comments()
def setCommentColor(self, color):
self.widget.setCommentColor(color)
def commentColor(self):
return self.widget.commentColor()
def switchToCommentTab(self):
self.widget.switchToCommentTab()
def getAvailableDependencies(self):
return self.widget.getAvailableDependencies()
def getDependenciesPanel(self):
return self.widget.getDependenciesPanel()
def getAvailableValuesOfType(self, paramType, outTypes=[], dataTypes=[]):
return self.widget.getAvailableValuesOfType(paramType, outTypes, dataTypes)
def resolveValueDescription(self, value):
return self.widget.resolveValueDescription(value)
def setPreviousValues(self):
self.widget.setPreviousValues()
def createAlgorithm(self):
return self.widget.createAlgorithm()
def okPressed(self):
if self.createAlgorithm() is not None:
self.accept()
def openHelp(self):
algHelp = self.widget.algorithm().helpUrl()
if not algHelp:
algHelp = QgsHelp.helpUrl("processing_algs/{}/{}.html#{}".format(
self.widget.algorithm().provider().helpId(), self.algorithm().groupId(),
"{}{}".format(self.algorithm().provider().helpId(), self.algorithm().name()))).toString()
if algHelp not in [None, ""]:
webbrowser.open(algHelp)
class ModelerParametersDialog(QDialog):
ENTER_NAME = '[Enter name if this is a final result]'
NOT_SELECTED = '[Not selected]'
USE_MIN_COVERING_EXTENT = '[Use min covering extent]'
def __init__(self, alg, model, algName=None):
QDialog.__init__(self)
self.setModal(True)
#The algorithm to define in this dialog. It is an instance of GeoAlgorithm
self._alg = alg
#The resulting algorithm after the user clicks on OK. it is an instance of the container Algorithm class
self.alg = None
#The model this algorithm is going to be added to
self.model = model
#The name of the algorithm in the model, in case we are editing it and not defining it for the first time
self._algName = algName
self.setupUi()
self.params = None
def setupUi(self):
self.labels = {}
self.widgets = {}
self.checkBoxes = {}
self.showAdvanced = False
self.valueItems = {}
self.dependentItems = {}
self.resize(650, 450)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
tooltips = self._alg.getParameterDescriptions()
self.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Expanding)
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setSpacing(5)
self.verticalLayout.setMargin(20)
hLayout = QHBoxLayout()
hLayout.setSpacing(5)
hLayout.setMargin(0)
descriptionLabel = QLabel(self.tr("Description"))
self.descriptionBox = QLineEdit()
self.descriptionBox.setText(self._alg.name)
hLayout.addWidget(descriptionLabel)
hLayout.addWidget(self.descriptionBox)
self.verticalLayout.addLayout(hLayout)
line = QFrame()
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
self.verticalLayout.addWidget(line)
for param in self._alg.parameters:
if param.isAdvanced:
self.advancedButton = QPushButton()
self.advancedButton.setText(self.tr('Show advanced parameters'))
self.advancedButton.clicked.connect(
self.showAdvancedParametersClicked)
advancedButtonHLayout = QHBoxLayout()
advancedButtonHLayout.addWidget(self.advancedButton)
advancedButtonHLayout.addStretch()
self.verticalLayout.addLayout(advancedButtonHLayout)
break
for param in self._alg.parameters:
if param.hidden:
continue
desc = param.description
if isinstance(param, ParameterExtent):
desc += self.tr('(xmin, xmax, ymin, ymax)')
if isinstance(param, ParameterPoint):
desc += self.tr('(x, y)')
label = QLabel(desc)
self.labels[param.name] = label
widget = self.getWidgetFromParameter(param)
self.valueItems[param.name] = widget
if param.name in tooltips.keys():
tooltip = tooltips[param.name]
else:
tooltip = param.description
label.setToolTip(tooltip)
widget.setToolTip(tooltip)
if param.isAdvanced:
label.setVisible(self.showAdvanced)
widget.setVisible(self.showAdvanced)
self.widgets[param.name] = widget
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(widget)
for output in self._alg.outputs:
if output.hidden:
continue
if isinstance(output, (OutputRaster, OutputVector, OutputTable,
OutputHTML, OutputFile, OutputDirectory)):
label = QLabel(output.description + '<'
+ output.__class__.__name__ + '>')
item = QLineEdit()
if hasattr(item, 'setPlaceholderText'):
item.setPlaceholderText(ModelerParametersDialog.ENTER_NAME)
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(item)
self.valueItems[output.name] = item
label = QLabel(' ')
self.verticalLayout.addWidget(label)
label = QLabel(self.tr('Parent algorithms'))
self.dependenciesPanel = self.getDependenciesPanel()
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(self.dependenciesPanel)
self.verticalLayout.addStretch(1000)
self.setLayout(self.verticalLayout)
self.setPreviousValues()
self.setWindowTitle(self._alg.name)
self.verticalLayout2 = QVBoxLayout()
self.verticalLayout2.setSpacing(2)
self.verticalLayout2.setMargin(0)
self.tabWidget = QTabWidget()
self.tabWidget.setMinimumWidth(300)
self.paramPanel = QWidget()
self.paramPanel.setLayout(self.verticalLayout)
self.scrollArea = QScrollArea()
self.scrollArea.setWidget(self.paramPanel)
self.scrollArea.setWidgetResizable(True)
self.tabWidget.addTab(self.scrollArea, self.tr('Parameters'))
self.webView = QWebView()
html = None
url = None
isText, help = self._alg.help()
if help is not None:
if isText:
html = help
else:
url = QUrl(help)
else:
html = self.tr('<h2>Sorry, no help is available for this '
'algorithm.</h2>')
try:
if html:
self.webView.setHtml(html)
elif url:
self.webView.load(url)
except:
self.webView.setHtml(self.tr('<h2>Could not open help file :-( </h2>'))
self.tabWidget.addTab(self.webView, 'Help')
self.verticalLayout2.addWidget(self.tabWidget)
self.verticalLayout2.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout2)
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
QMetaObject.connectSlotsByName(self)
def getAvailableDependencies(self):
if self._algName is None:
dependent = []
else:
dependent = self.model.getDependentAlgorithms(self._algName)
opts = []
for alg in self.model.algs.values():
if alg.name not in dependent:
opts.append(alg)
return opts
def getDependenciesPanel(self):
return MultipleInputPanel([alg.algorithm.name for alg in self.getAvailableDependencies()])
def showAdvancedParametersClicked(self):
self.showAdvanced = not self.showAdvanced
if self.showAdvanced:
self.advancedButton.setText(self.tr('Hide advanced parameters'))
else:
self.advancedButton.setText(self.tr('Show advanced parameters'))
for param in self._alg.parameters:
if param.isAdvanced:
self.labels[param.name].setVisible(self.showAdvanced)
self.widgets[param.name].setVisible(self.showAdvanced)
def getAvailableValuesOfType(self, paramType, outType=None):
values = []
inputs = self.model.inputs
for i in inputs.values():
param = i.param
if isinstance(param, paramType):
values.append(ValueFromInput(param.name))
if outType is None:
return values
if self._algName is None:
dependent = []
else:
dependent = self.model.getDependentAlgorithms(self._algName)
for alg in self.model.algs.values():
if alg.name not in dependent:
for out in alg.algorithm.outputs:
if isinstance(out, outType):
values.append(ValueFromOutput(alg.name, out.name))
return values
def resolveValueDescription(self, value):
if isinstance(value, ValueFromInput):
return self.model.inputs[value.name].param.description
else:
alg = self.model.algs[value.alg]
return self.tr("'%s' from algorithm '%s'") % (alg.algorithm.getOutputFromName(value.output).description, alg.description)
def getWidgetFromParameter(self, param):
if isinstance(param, ParameterRaster):
item = QComboBox()
layers = self.getAvailableValuesOfType(ParameterRaster, OutputRaster)
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for layer in layers:
item.addItem(self.resolveValueDescription(layer), layer)
elif isinstance(param, ParameterVector):
item = QComboBox()
layers = self.getAvailableValuesOfType(ParameterVector, OutputVector)
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for layer in layers:
item.addItem(self.resolveValueDescription(layer), layer)
elif isinstance(param, ParameterTable):
item = QComboBox()
tables = self.getAvailableValuesOfType(ParameterTable, OutputTable)
layers = self.getAvailableValuesOfType(ParameterVector, OutputVector)
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for table in tables:
item.addItem(self.resolveValueDescription(table), table)
for layer in layers:
item.addItem(self.resolveValueDescription(layer), layer)
elif isinstance(param, ParameterBoolean):
item = QComboBox()
item.addItem('Yes')
item.addItem('No')
bools = self.getAvailableValuesOfType(ParameterBoolean, None)
for b in bools:
item.addItem(self.resolveValueDescription(b), b)
if param.default:
item.setCurrentIndex(0)
else:
item.setCurrentIndex(1)
elif isinstance(param, ParameterSelection):
item = QComboBox()
item.addItems(param.options)
item.setCurrentIndex(param.default or 1)
elif isinstance(param, ParameterFixedTable):
item = FixedTablePanel(param)
elif isinstance(param, ParameterRange):
item = RangePanel(param)
elif isinstance(param, ParameterMultipleInput):
if param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY:
options = self.getAvailableValuesOfType(ParameterVector, OutputVector)
else:
options = self.getAvailableValuesOfType(ParameterRaster, OutputRaster)
opts = []
for opt in options:
opts.append(self.resolveValueDescription(opt))
item = MultipleInputPanel(opts)
elif isinstance(param, ParameterString):
strings = self.getAvailableValuesOfType(ParameterString, OutputString)
options = [(self.resolveValueDescription(s), s) for s in strings]
if param.multiline:
item = MultilineTextPanel(options)
item.setText(unicode(param.default or ""))
else:
item = QComboBox()
item.setEditable(True)
for desc, val in options:
item.addItem(desc, val)
item.setEditText(unicode(param.default or ""))
elif isinstance(param, ParameterTableField):
item = QComboBox()
item.setEditable(True)
fields = self.getAvailableValuesOfType(ParameterTableField, None)
for f in fields:
item.addItem(self.resolveValueDescription(f), f)
elif isinstance(param, ParameterNumber):
item = QComboBox()
item.setEditable(True)
numbers = self.getAvailableValuesOfType(ParameterNumber, OutputNumber)
for n in numbers:
item.addItem(self.resolveValueDescription(n), n)
item.setEditText(unicode(param.default))
elif isinstance(param, ParameterCrs):
item = CrsSelectionPanel(param.default)
elif isinstance(param, ParameterExtent):
item = QComboBox()
item.setEditable(True)
extents = self.getAvailableValuesOfType(ParameterExtent, OutputExtent)
if self.canUseAutoExtent():
item.addItem(self.USE_MIN_COVERING_EXTENT, None)
for ex in extents:
item.addItem(self.resolveValueDescription(ex), ex)
if not self.canUseAutoExtent():
item.setEditText(unicode(param.default))
elif isinstance(param, ParameterPoint):
item = QComboBox()
item.setEditable(True)
points = self.getAvailableValuesOfType(ParameterPoint)
for p in points:
item.addItem(self.resolveValueDescription(p), p)
item.setEditText(unicode(param.default))
elif isinstance(param, ParameterFile):
item = QComboBox()
item.setEditable(True)
files = self.getAvailableValuesOfType(ParameterFile, OutputFile)
for f in files:
item.addItem(self.resolveValueDescription(f), f)
elif isinstance(param, ParameterGeometryPredicate):
item = GeometryPredicateSelectionPanel(param.enabledPredicates)
else:
item = QLineEdit()
try:
item.setText(unicode(param.default))
except:
pass
return item
def canUseAutoExtent(self):
for param in self._alg.parameters:
if isinstance(param, (ParameterRaster, ParameterVector, ParameterMultipleInput)):
return True
return False
def setTableContent(self):
params = self._alg.parameters
outputs = self._alg.outputs
visibleParams = [p for p in params if not p.hidden]
visibleOutputs = [p for o in outputs if not o.hidden]
self.tableWidget.setRowCount(len(visibleParams) + len(visibleOutputs))
for i, param in visibleParams:
item = QTableWidgetItem(param.description)
item.setFlags(Qt.ItemIsEnabled)
self.tableWidget.setItem(i, 0, item)
item = self.getWidgetFromParameter(param)
self.valueItems[param.name] = item
self.tableWidget.setCellWidget(i, 1, item)
self.tableWidget.setRowHeight(i, 22)
for i, output in visibleOutputs:
item = QTableWidgetItem(output.description + '<'
+ output.__module__.split('.')[-1] + '>')
item.setFlags(Qt.ItemIsEnabled)
self.tableWidget.setItem(i, 0, item)
item = QLineEdit()
if hasattr(item, 'setPlaceholderText'):
item.setPlaceholderText(ModelerParametersDialog.ENTER_NAME)
self.valueItems[output.name] = item
self.tableWidget.setCellWidget(i, 1, item)
self.tableWidget.setRowHeight(i, 22)
def setComboBoxValue(self, combo, value, param):
if isinstance(value, list):
value = value[0]
items = [combo.itemData(i) for i in range(combo.count())]
try:
idx = items.index(value)
combo.setCurrentIndex(idx)
return
except ValueError:
pass
if combo.isEditable():
if value is not None:
combo.setEditText(unicode(value))
elif isinstance(param, ParameterSelection):
combo.setCurrentIndex(int(value))
elif isinstance(param, ParameterBoolean):
if value:
combo.setCurrentIndex(0)
else:
combo.setCurrentIndex(1)
def setPreviousValues(self):
if self._algName is not None:
alg = self.model.algs[self._algName]
self.descriptionBox.setText(alg.description)
for param in alg.algorithm.parameters:
if param.hidden:
continue
widget = self.valueItems[param.name]
if param.name in alg.params:
value = alg.params[param.name]
else:
value = param.default
if isinstance(param, (
ParameterRaster,
ParameterVector,
ParameterTable,
ParameterTableField,
ParameterSelection,
ParameterNumber,
ParameterBoolean,
ParameterExtent,
ParameterFile,
ParameterPoint
)):
self.setComboBoxValue(widget, value, param)
elif isinstance(param, ParameterString):
if param.multiline:
widget.setValue(value)
else:
self.setComboBoxValue(widget, value, param)
elif isinstance(param, ParameterCrs):
widget.setAuthId(value)
elif isinstance(param, ParameterFixedTable):
pass # TODO!
elif isinstance(param, ParameterMultipleInput):
if param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY:
options = self.getAvailableValuesOfType(ParameterVector, OutputVector)
else:
options = self.getAvailableValuesOfType(ParameterRaster, OutputRaster)
selected = []
for i, opt in enumerate(options):
if opt in value:
selected.append(i)
widget.setSelectedItems(selected)
elif isinstance(param, ParameterGeometryPredicate):
widget.setValue(value)
for name, out in alg.outputs.iteritems():
widget = self.valueItems[name].setText(out.description)
selected = []
dependencies = self.getAvailableDependencies()
for idx, dependency in enumerate(dependencies):
if dependency.name in alg.dependencies:
selected.append(idx)
self.dependenciesPanel.setSelectedItems(selected)
def createAlgorithm(self):
alg = Algorithm(self._alg.commandLineName())
alg.setName(self.model)
alg.description = self.descriptionBox.text()
params = self._alg.parameters
outputs = self._alg.outputs
for param in params:
if param.hidden:
continue
if not self.setParamValue(alg, param, self.valueItems[param.name]):
return None
for output in outputs:
if not output.hidden:
name = unicode(self.valueItems[output.name].text())
if name.strip() != '' and name != ModelerParametersDialog.ENTER_NAME:
alg.outputs[output.name] = ModelerOutput(name)
selectedOptions = self.dependenciesPanel.selectedoptions
availableDependencies = self.getAvailableDependencies()
for selected in selectedOptions:
alg.dependencies.append(availableDependencies[selected].name)
return alg
def setParamValueLayerOrTable(self, alg, param, widget):
idx = widget.currentIndex()
if idx < 0:
return False
else:
value = widget.itemData(widget.currentIndex())
alg.params[param.name] = value
return True
def setParamTableFieldValue(self, alg, param, widget):
idx = widget.findText(widget.currentText())
if idx < 0:
s = unicode(widget.currentText()).strip()
if s == '':
if param.optional:
alg.params[param.name] = None
return True
else:
return False
else:
alg.params[param.name] = s
return True
else:
alg.params[param.name] = widget.itemData(widget.currentIndex())
return True
def setParamStringValue(self, alg, param, widget):
if param.multiline:
value = widget.getValue()
option = widget.getOption()
if option == MultilineTextPanel.USE_TEXT:
if value == '':
if param.optional:
alg.params[param.name] = None
return True
else:
return False
else:
alg.params[param.name] = value
else:
alg.params[param.name] = value
else:
idx = widget.findText(widget.currentText())
if idx < 0:
value = widget.currentText().strip()
if value == '':
if param.optional:
alg.params[param.name] = None
return True
else:
return False
else:
alg.params[param.name] = value
else:
alg.params[param.name] = widget.itemData(widget.currentIndex())
return True
def setParamFileValue(self, alg, param, widget):
idx = widget.findText(widget.currentText())
if idx < 0:
value = widget.currentText()
else:
value = widget.itemData(widget.currentIndex())
alg.params[param.name] = value
return True
def setParamNumberValue(self, alg, param, widget):
idx = widget.findText(widget.currentText())
if idx < 0:
s = widget.currentText().strip()
if s:
try:
value = float(s)
except:
return False
elif param.optional:
value = None
else:
return False
else:
value = widget.itemData(widget.currentIndex())
alg.params[param.name] = value
return True
def setParamExtentValue(self, alg, param, widget):
idx = widget.findText(widget.currentText())
if idx < 0:
s = unicode(widget.currentText()).strip()
if s:
try:
tokens = s.split(',')
if len(tokens) != 4:
return False
for token in tokens:
float(token)
except:
return False
elif param.optional:
s = None
else:
return False
alg.params[param.name] = [s]
else:
value = widget.itemData(widget.currentIndex())
alg.params[param.name] = value
return True
def setParamPointValue(self, alg, param, widget):
idx = widget.findText(widget.currentText())
if idx < 0:
s = unicode(widget.currentText()).strip()
if s:
try:
tokens = s.split(',')
if len(tokens) != 2:
return False
for token in tokens:
float(token)
except:
return False
elif param.optional:
s = None
else:
return False
alg.params[param.name] = [s]
else:
value = widget.itemData(widget.currentIndex())
alg.params[param.name] = value
return True
def setParamValue(self, alg, param, widget):
if isinstance(param, (ParameterRaster, ParameterVector,
ParameterTable)):
return self.setParamValueLayerOrTable(alg, param, widget)
elif isinstance(param, ParameterBoolean):
if widget.currentIndex() < 2:
value = widget.currentIndex() == 0
else:
value = widget.itemData(widget.currentIndex())
alg.params[param.name] = value
return True
elif isinstance(param, ParameterString):
return self.setParamStringValue(alg, param, widget)
elif isinstance(param, ParameterNumber):
return self.setParamNumberValue(alg, param, widget)
elif isinstance(param, ParameterExtent):
return self.setParamExtentValue(alg, param, widget)
elif isinstance(param, ParameterPoint):
return self.setParamPointValue(alg, param, widget)
elif isinstance(param, ParameterFile):
return self.setParamFileValue(alg, param, widget)
elif isinstance(param, ParameterSelection):
alg.params[param.name] = widget.currentIndex()
return True
elif isinstance(param, ParameterRange):
alg.params[param.name] = widget.getValue()
return True
elif isinstance(param, ParameterCrs):
authid = widget.getValue()
if authid is None and not param.optional:
return False
alg.params[param.name] = authid
return True
elif isinstance(param, ParameterFixedTable):
table = widget.table
if not bool(table) and not param.optional:
return False
alg.params[param.name] = ParameterFixedTable.tableToString(table)
return True
elif isinstance(param, ParameterTableField):
return self.setParamTableFieldValue(alg, param, widget)
elif isinstance(param, ParameterMultipleInput):
if param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY:
options = self.getAvailableValuesOfType(ParameterVector, OutputVector)
else:
options = self.getAvailableValuesOfType(ParameterRaster, OutputRaster)
values = [options[i] for i in widget.selectedoptions]
if len(values) == 0 and not param.optional:
return False
alg.params[param.name] = values
return True
elif isinstance(param, ParameterGeometryPredicate):
alg.params[param.name] = widget.value()
return True
else:
alg.params[param.name] = unicode(widget.text())
return True
def okPressed(self):
self.alg = self.createAlgorithm()
if self.alg is not None:
self.close()
else:
QMessageBox.warning(self, self.tr('Unable to add algorithm'),
self.tr('Wrong or missing parameter values'))
def cancelPressed(self):
self.alg = None
self.close()
class ModelerParameterDefinitionDialog(QDialog):
def __init__(self, alg, paramType=None, param=None):
self.alg = alg
self.paramType = paramType
self.param = param
QDialog.__init__(self)
self.setModal(True)
self.setupUi()
settings = QgsSettings()
self.restoreGeometry(
settings.value(
"/Processing/modelParametersDefinitionDialogGeometry",
QByteArray()))
def closeEvent(self, event):
settings = QgsSettings()
settings.setValue(
"/Processing/modelParametersDefinitionDialogGeometry",
self.saveGeometry())
super(ModelerParameterDefinitionDialog, self).closeEvent(event)
def setupUi(self):
self.setWindowTitle(self.tr('Parameter Definition'))
self.setMinimumWidth(300)
self.verticalLayout = QVBoxLayout(self)
self.verticalLayout.setMargin(20)
self.label = QLabel(self.tr('Parameter name'))
self.verticalLayout.addWidget(self.label)
self.nameTextBox = QLineEdit()
self.verticalLayout.addWidget(self.nameTextBox)
if isinstance(self.param, QgsProcessingParameterDefinition):
self.nameTextBox.setText(self.param.description())
if self.paramType == parameters.PARAMETER_BOOLEAN or \
isinstance(self.param, QgsProcessingParameterBoolean):
self.state = QCheckBox()
self.state.setText(self.tr('Checked'))
self.state.setChecked(False)
if self.param is not None:
self.state.setChecked(bool(self.param.defaultValue()))
self.verticalLayout.addWidget(self.state)
elif self.paramType == parameters.PARAMETER_TABLE_FIELD or \
isinstance(self.param, QgsProcessingParameterField):
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(
param.parameterName())
if isinstance(definition, (QgsProcessingParameterFeatureSource,
QgsProcessingParameterVectorLayer)):
self.parentCombo.addItem(definition.description(),
definition.name())
if self.param is not None:
if self.param.parentLayerParameterName(
) == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
# add the datatype selector
self.verticalLayout.addWidget(QLabel(self.tr('Allowed data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any'), -1)
self.datatypeCombo.addItem(self.tr('Number'), 0)
self.datatypeCombo.addItem(self.tr('String'), 1)
self.datatypeCombo.addItem(self.tr('Date/time'), 2)
self.verticalLayout.addWidget(self.datatypeCombo)
if self.param is not None and self.param.dataType() is not None:
# QComboBoxes indexes start at 0,
# self.param.datatype start with -1 that is why I need to do +1
datatypeIndex = self.param.dataType() + 1
self.datatypeCombo.setCurrentIndex(datatypeIndex)
self.multipleCheck = QCheckBox()
self.multipleCheck.setText(self.tr('Accept multiple fields'))
self.multipleCheck.setChecked(False)
if self.param is not None:
self.multipleCheck.setChecked(self.param.allowMultiple())
self.verticalLayout.addWidget(self.multipleCheck)
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setToolTip(
self.
tr('Default field name, or ; separated list of field names for multiple field parameters'
))
if self.param is not None:
default = self.param.defaultValue()
if default is not None:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
elif self.paramType == parameters.PARAMETER_BAND or \
isinstance(self.param, QgsProcessingParameterBand):
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(
param.parameterName())
if isinstance(definition, (QgsProcessingParameterRasterLayer)):
self.parentCombo.addItem(definition.description(),
definition.name())
if self.param is not None:
if self.param.parentLayerParameterName(
) == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
elif (self.paramType
in (parameters.PARAMETER_VECTOR, parameters.PARAMETER_TABLE)
or isinstance(self.param, (QgsProcessingParameterFeatureSource,
QgsProcessingParameterVectorLayer))):
self.verticalLayout.addWidget(QLabel(self.tr('Geometry type')))
self.shapetypeCombo = QComboBox()
self.shapetypeCombo.addItem(self.tr('Geometry Not Required'),
QgsProcessing.TypeVector)
self.shapetypeCombo.addItem(self.tr('Point'),
QgsProcessing.TypeVectorPoint)
self.shapetypeCombo.addItem(self.tr('Line'),
QgsProcessing.TypeVectorLine)
self.shapetypeCombo.addItem(self.tr('Polygon'),
QgsProcessing.TypeVectorPolygon)
self.shapetypeCombo.addItem(self.tr('Any Geometry Type'),
QgsProcessing.TypeVectorAnyGeometry)
if self.param is not None:
self.shapetypeCombo.setCurrentIndex(
self.shapetypeCombo.findData(self.param.dataTypes()[0]))
self.verticalLayout.addWidget(self.shapetypeCombo)
elif (self.paramType == parameters.PARAMETER_MULTIPLE
or isinstance(self.param, QgsProcessingParameterMultipleLayers)):
self.verticalLayout.addWidget(QLabel(self.tr('Data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any Map Layer'),
QgsProcessing.TypeMapLayer)
self.datatypeCombo.addItem(
self.tr('Vector (No Geometry Required)'),
QgsProcessing.TypeVector)
self.datatypeCombo.addItem(self.tr('Vector (Point)'),
QgsProcessing.TypeVectorPoint)
self.datatypeCombo.addItem(self.tr('Vector (Line)'),
QgsProcessing.TypeVectorLine)
self.datatypeCombo.addItem(self.tr('Vector (Polygon)'),
QgsProcessing.TypeVectorPolygon)
self.datatypeCombo.addItem(self.tr('Vector (Any Geometry Type)'),
QgsProcessing.TypeVectorAnyGeometry)
self.datatypeCombo.addItem(self.tr('Raster'),
QgsProcessing.TypeRaster)
self.datatypeCombo.addItem(self.tr('File'), QgsProcessing.TypeFile)
if self.param is not None:
self.datatypeCombo.setCurrentIndex(
self.datatypeCombo.findData(self.param.layerType()))
self.verticalLayout.addWidget(self.datatypeCombo)
elif (self.paramType == parameters.PARAMETER_NUMBER
or self.paramType == parameters.PARAMETER_DISTANCE
or isinstance(self.param, (QgsProcessingParameterNumber,
QgsProcessingParameterDistance))):
self.verticalLayout.addWidget(QLabel(self.tr('Min value')))
self.minTextBox = QLineEdit()
self.verticalLayout.addWidget(self.minTextBox)
self.verticalLayout.addWidget(QLabel(self.tr('Max value')))
self.maxTextBox = QLineEdit()
self.verticalLayout.addWidget(self.maxTextBox)
if self.param is not None:
self.minTextBox.setText(str(self.param.minimum()))
self.maxTextBox.setText(str(self.param.maximum()))
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setText(self.tr('0'))
if self.param is not None:
default = self.param.defaultValue()
if self.param.dataType(
) == QgsProcessingParameterNumber.Integer:
default = int(math.floor(default))
if default:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == parameters.PARAMETER_EXPRESSION
or isinstance(self.param, QgsProcessingParameterExpression)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultEdit = QgsExpressionLineEdit()
if self.param is not None:
self.defaultEdit.setExpression(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultEdit)
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
self.parentCombo.addItem(self.tr("None"), None)
idx = 1
for param in list(self.alg.parameterComponents().values()):
definition = self.alg.parameterDefinition(
param.parameterName())
if isinstance(definition, (QgsProcessingParameterFeatureSource,
QgsProcessingParameterVectorLayer)):
self.parentCombo.addItem(definition.description(),
definition.name())
if self.param is not None:
if self.param.parentLayerParameterName(
) == definition.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
elif (self.paramType == parameters.PARAMETER_STRING
or isinstance(self.param, QgsProcessingParameterString)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == parameters.PARAMETER_FILE
or isinstance(self.param, QgsProcessingParameterFile)):
self.verticalLayout.addWidget(QLabel(self.tr('Type')))
self.fileFolderCombo = QComboBox()
self.fileFolderCombo.addItem(self.tr('File'))
self.fileFolderCombo.addItem(self.tr('Folder'))
if self.param is not None:
self.fileFolderCombo.setCurrentIndex(1 if self.param.behavior(
) == QgsProcessingParameterFile.Folder else 0)
self.verticalLayout.addWidget(self.fileFolderCombo)
elif (self.paramType == parameters.PARAMETER_POINT
or isinstance(self.param, QgsProcessingParameterPoint)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == parameters.PARAMETER_CRS
or isinstance(self.param, QgsProcessingParameterCrs)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.selector = QgsProjectionSelectionWidget()
if self.param is not None:
self.selector.setCrs(
QgsCoordinateReferenceSystem(self.param.defaultValue()))
else:
self.selector.setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
self.verticalLayout.addWidget(self.selector)
elif self.paramType == parameters.PARAMETER_ENUM or \
isinstance(self.param, QgsProcessingParameterEnum):
self.widget = EnumModelerWidget(self)
if self.param is not None:
self.widget.setAllowMultiple(bool(self.param.allowMultiple()))
self.widget.setOptions(self.param.options())
self.widget.setDefault(self.param.defaultValue())
self.verticalLayout.addWidget(self.widget)
elif self.paramType == parameters.PARAMETER_MATRIX or \
isinstance(self.param, QgsProcessingParameterMatrix):
self.widget = MatrixModelerWidget(self)
if self.param is not None:
self.widget.setValue(self.param.headers(),
self.param.defaultValue())
self.widget.setFixedRows(self.param.hasFixedNumberRows())
self.verticalLayout.addWidget(self.widget)
elif isinstance(self.param, QgsProcessingDestinationParameter):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultWidget = DestinationSelectionPanel(
self.param, self.alg, default_selection=True)
self.verticalLayout.addWidget(self.defaultWidget)
self.verticalLayout.addSpacing(20)
self.requiredCheck = QCheckBox()
self.requiredCheck.setText(self.tr('Mandatory'))
self.requiredCheck.setChecked(True)
if self.param is not None:
self.requiredCheck.setChecked(
not self.param.flags()
& QgsProcessingParameterDefinition.FlagOptional)
self.verticalLayout.addWidget(self.requiredCheck)
# If child algorithm output is mandatory, disable checkbox
if isinstance(self.param, QgsProcessingDestinationParameter):
provider_name, child_name, output_name = self.param.name().split(
':')
child = self.alg.childAlgorithms()['{}:{}'.format(
provider_name, child_name)]
model_output = child.modelOutput(output_name)
param_def = child.algorithm().parameterDefinition(
model_output.childOutputName())
if not (param_def.flags()
& QgsProcessingParameterDefinition.FlagOptional):
self.requiredCheck.setEnabled(False)
self.requiredCheck.setChecked(True)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok)
self.buttonBox.setObjectName('buttonBox')
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
self.verticalLayout.addStretch()
self.verticalLayout.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout)
def accept(self):
description = self.nameTextBox.text()
if description.strip() == '':
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Invalid parameter name'))
return
if self.param is None:
validChars = \
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
safeName = ''.join(c for c in description if c in validChars)
name = safeName.lower()
i = 2
while self.alg.parameterDefinition(name):
name = safeName.lower() + str(i)
i += 1
else:
name = self.param.name()
if (self.paramType == parameters.PARAMETER_BOOLEAN
or isinstance(self.param, QgsProcessingParameterBoolean)):
self.param = QgsProcessingParameterBoolean(name, description,
self.state.isChecked())
elif (self.paramType == parameters.PARAMETER_TABLE_FIELD
or isinstance(self.param, QgsProcessingParameterField)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
datatype = self.datatypeCombo.currentData()
default = self.defaultTextBox.text()
if not default:
default = None
self.param = QgsProcessingParameterField(
name,
description,
defaultValue=default,
parentLayerParameterName=parent,
type=datatype,
allowMultiple=self.multipleCheck.isChecked())
elif (self.paramType == parameters.PARAMETER_BAND
or isinstance(self.param, QgsProcessingParameterBand)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
self.param = QgsProcessingParameterBand(name, description, None,
parent)
elif (self.paramType == parameters.PARAMETER_MAP_LAYER
or isinstance(self.param, QgsProcessingParameterMapLayer)):
self.param = QgsProcessingParameterMapLayer(name, description)
elif (self.paramType == parameters.PARAMETER_RASTER
or isinstance(self.param, QgsProcessingParameterRasterLayer)):
self.param = QgsProcessingParameterRasterLayer(name, description)
elif (self.paramType == parameters.PARAMETER_TABLE
or isinstance(self.param, QgsProcessingParameterVectorLayer)):
self.param = QgsProcessingParameterVectorLayer(
name, description, [self.shapetypeCombo.currentData()])
elif (self.paramType == parameters.PARAMETER_VECTOR
or isinstance(self.param, QgsProcessingParameterFeatureSource)):
self.param = QgsProcessingParameterFeatureSource(
name, description, [self.shapetypeCombo.currentData()])
elif (self.paramType == parameters.PARAMETER_MULTIPLE
or isinstance(self.param, QgsProcessingParameterMultipleLayers)):
self.param = QgsProcessingParameterMultipleLayers(
name, description, self.datatypeCombo.currentData())
elif (self.paramType == parameters.PARAMETER_NUMBER or isinstance(
self.param,
(QgsProcessingParameterNumber, QgsProcessingParameterDistance))):
try:
self.param = QgsProcessingParameterNumber(
name, description, QgsProcessingParameterNumber.Double,
self.defaultTextBox.text())
vmin = self.minTextBox.text().strip()
if not vmin == '':
self.param.setMinimum(float(vmin))
vmax = self.maxTextBox.text().strip()
if not vmax == '':
self.param.setMaximum(float(vmax))
except:
QMessageBox.warning(
self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
elif (self.paramType == parameters.PARAMETER_EXPRESSION
or isinstance(self.param, QgsProcessingParameterExpression)):
parent = self.parentCombo.currentData()
self.param = QgsProcessingParameterExpression(
name, description, str(self.defaultEdit.expression()), parent)
elif (self.paramType == parameters.PARAMETER_STRING
or isinstance(self.param, QgsProcessingParameterString)):
self.param = QgsProcessingParameterString(
name, description, str(self.defaultTextBox.text()))
elif (self.paramType == parameters.PARAMETER_EXTENT
or isinstance(self.param, QgsProcessingParameterExtent)):
self.param = QgsProcessingParameterExtent(name, description)
elif (self.paramType == parameters.PARAMETER_FILE
or isinstance(self.param, QgsProcessingParameterFile)):
isFolder = self.fileFolderCombo.currentIndex() == 1
self.param = QgsProcessingParameterFile(
name, description, QgsProcessingParameterFile.Folder
if isFolder else QgsProcessingParameterFile.File)
elif (self.paramType == parameters.PARAMETER_POINT
or isinstance(self.param, QgsProcessingParameterPoint)):
self.param = QgsProcessingParameterPoint(
name, description, str(self.defaultTextBox.text()))
elif (self.paramType == parameters.PARAMETER_CRS
or isinstance(self.param, QgsProcessingParameterCrs)):
self.param = QgsProcessingParameterCrs(
name, description,
self.selector.crs().authid())
elif (self.paramType == parameters.PARAMETER_ENUM
or isinstance(self.param, QgsProcessingParameterEnum)):
self.param = QgsProcessingParameterEnum(
name, description, self.widget.options(),
self.widget.allowMultiple(), self.widget.defaultOptions())
elif (self.paramType == parameters.PARAMETER_MATRIX
or isinstance(self.param, QgsProcessingParameterMatrix)):
self.param = QgsProcessingParameterMatrix(
name,
description,
hasFixedNumberRows=self.widget.fixedRows(),
headers=self.widget.headers(),
defaultValue=self.widget.value())
# Destination parameter
elif (isinstance(self.param, QgsProcessingParameterFeatureSink)):
self.param = QgsProcessingParameterFeatureSink(
name=name,
description=self.param.description(),
type=self.param.dataType(),
defaultValue=self.defaultWidget.getValue())
elif (isinstance(self.param, QgsProcessingParameterFileDestination)):
self.param = QgsProcessingParameterFileDestination(
name=name,
description=self.param.description(),
fileFilter=self.param.fileFilter(),
defaultValue=self.defaultWidget.getValue())
elif (isinstance(self.param, QgsProcessingParameterFolderDestination)):
self.param = QgsProcessingParameterFolderDestination(
name=name,
description=self.param.description(),
defaultValue=self.defaultWidget.getValue())
elif (isinstance(self.param, QgsProcessingParameterRasterDestination)):
self.param = QgsProcessingParameterRasterDestination(
name=name,
description=self.param.description(),
defaultValue=self.defaultWidget.getValue())
elif (isinstance(self.param, QgsProcessingParameterVectorDestination)):
self.param = QgsProcessingParameterVectorDestination(
name=name,
description=self.param.description(),
type=self.param.dataType(),
defaultValue=self.defaultWidget.getValue())
else:
if self.paramType:
typeId = self.paramType
else:
typeId = self.param.type()
paramTypeDef = QgsApplication.instance().processingRegistry(
).parameterType(typeId)
if not paramTypeDef:
msg = self.tr(
'The parameter `{}` is not registered, are you missing a required plugin?'
.format(typeId))
raise UndefinedParameterException(msg)
self.param = paramTypeDef.create(name)
self.param.setDescription(description)
self.param.setMetadata(paramTypeDef.metadata())
if not self.requiredCheck.isChecked():
self.param.setFlags(
self.param.flags()
| QgsProcessingParameterDefinition.FlagOptional)
else:
self.param.setFlags(
self.param.flags()
& ~QgsProcessingParameterDefinition.FlagOptional)
settings = QgsSettings()
settings.setValue(
"/Processing/modelParametersDefinitionDialogGeometry",
self.saveGeometry())
QDialog.accept(self)
def reject(self):
self.param = None
settings = QgsSettings()
settings.setValue(
"/Processing/modelParametersDefinitionDialogGeometry",
self.saveGeometry())
QDialog.reject(self)
class ModelerParametersDialog(QDialog):
ENTER_NAME = '[Enter name if this is a final result]'
NOT_SELECTED = '[Not selected]'
USE_MIN_COVERING_EXTENT = '[Use min covering extent]'
def __init__(self, alg, model, algName=None):
QDialog.__init__(self)
self.setModal(True)
# The algorithm to define in this dialog. It is an instance of GeoAlgorithm
self._alg = alg
# The resulting algorithm after the user clicks on OK. it is an instance of the container Algorithm class
self.alg = None
# The model this algorithm is going to be added to
self.model = model
# The name of the algorithm in the model, in case we are editing it and not defining it for the first time
self._algName = algName
self.setupUi()
self.params = None
def setupUi(self):
self.labels = {}
self.widgets = {}
self.checkBoxes = {}
self.showAdvanced = False
self.wrappers = {}
self.valueItems = {}
self.dependentItems = {}
self.resize(650, 450)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel |
+ QDialogButtonBox.Ok |
+ QDialogButtonBox.Help)
self.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Expanding)
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setSpacing(5)
self.verticalLayout.setMargin(20)
self.bar = QgsMessageBar()
self.bar.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
self.verticalLayout.addWidget(self.bar)
hLayout = QHBoxLayout()
hLayout.setSpacing(5)
hLayout.setMargin(0)
descriptionLabel = QLabel(self.tr("Description"))
self.descriptionBox = QLineEdit()
self.descriptionBox.setText(self._alg.displayName())
hLayout.addWidget(descriptionLabel)
hLayout.addWidget(self.descriptionBox)
self.verticalLayout.addLayout(hLayout)
line = QFrame()
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
self.verticalLayout.addWidget(line)
for param in self._alg.parameters:
if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
self.advancedButton = QPushButton()
self.advancedButton.setText(self.tr('Show advanced parameters'))
self.advancedButton.clicked.connect(
self.showAdvancedParametersClicked)
advancedButtonHLayout = QHBoxLayout()
advancedButtonHLayout.addWidget(self.advancedButton)
advancedButtonHLayout.addStretch()
self.verticalLayout.addLayout(advancedButtonHLayout)
break
for param in self._alg.parameterDefinitions():
if param.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
desc = param.description()
if isinstance(param, ParameterExtent):
desc += self.tr('(xmin, xmax, ymin, ymax)')
if isinstance(param, ParameterPoint):
desc += self.tr('(x, y)')
if param.flags() & QgsProcessingParameterDefinition.FlagOptional:
desc += self.tr(' [optional]')
label = QLabel(desc)
self.labels[param.name()] = label
wrapper = WidgetWrapperFactory.create_wrapper(param, self)
self.wrappers[param.name()] = wrapper
widget = wrapper.widget
if widget is not None:
self.valueItems[param.name()] = widget
tooltip = param.description()
label.setToolTip(tooltip)
widget.setToolTip(tooltip)
if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
label.setVisible(self.showAdvanced)
widget.setVisible(self.showAdvanced)
self.widgets[param.name()] = widget
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(widget)
for output in self._alg.outputs:
if output.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
if isinstance(output, (OutputRaster, OutputVector, OutputTable,
OutputHTML, OutputFile, OutputDirectory)):
label = QLabel(output.description() + '<' +
output.__class__.__name__ + '>')
item = QLineEdit()
if hasattr(item, 'setPlaceholderText'):
item.setPlaceholderText(ModelerParametersDialog.ENTER_NAME)
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(item)
self.valueItems[output.name] = item
label = QLabel(' ')
self.verticalLayout.addWidget(label)
label = QLabel(self.tr('Parent algorithms'))
self.dependenciesPanel = self.getDependenciesPanel()
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(self.dependenciesPanel)
self.verticalLayout.addStretch(1000)
self.setPreviousValues()
self.setWindowTitle(self._alg.displayName())
self.verticalLayout2 = QVBoxLayout()
self.verticalLayout2.setSpacing(2)
self.verticalLayout2.setMargin(0)
self.paramPanel = QWidget()
self.paramPanel.setLayout(self.verticalLayout)
self.scrollArea = QgsScrollArea()
self.scrollArea.setWidget(self.paramPanel)
self.scrollArea.setWidgetResizable(True)
self.verticalLayout2.addWidget(self.scrollArea)
self.verticalLayout2.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout2)
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
self.buttonBox.helpRequested.connect(self.openHelp)
QMetaObject.connectSlotsByName(self)
for wrapper in list(self.wrappers.values()):
wrapper.postInitialize(list(self.wrappers.values()))
def getAvailableDependencies(self): # spellok
if self._algName is None:
dependent = []
else:
dependent = self.model.getDependentAlgorithms(self._algName)
opts = []
for alg in list(self.model.algs.values()):
if alg.modeler_name not in dependent:
opts.append(alg)
return opts
def getDependenciesPanel(self):
return MultipleInputPanel([alg.description for alg in self.getAvailableDependencies()]) # spellok
def showAdvancedParametersClicked(self):
self.showAdvanced = not self.showAdvanced
if self.showAdvanced:
self.advancedButton.setText(self.tr('Hide advanced parameters'))
else:
self.advancedButton.setText(self.tr('Show advanced parameters'))
for param in self._alg.parameters:
if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
self.labels[param.name].setVisible(self.showAdvanced)
self.widgets[param.name].setVisible(self.showAdvanced)
def getAvailableValuesOfType(self, paramType, outType=None, dataType=None):
# upgrade paramType to list
if type(paramType) is not list:
paramType = [paramType]
values = []
inputs = self.model.inputs
for i in list(inputs.values()):
param = i.param
for t in paramType:
if isinstance(param, t):
if dataType is not None:
if param.datatype in dataType:
values.append(ValueFromInput(param.name))
else:
values.append(ValueFromInput(param.name))
break
if outType is None:
return values
if self._algName is None:
dependent = []
else:
dependent = self.model.getDependentAlgorithms(self._algName)
for alg in list(self.model.algs.values()):
if alg.modeler_name not in dependent:
for out in alg.algorithm.outputs:
if isinstance(out, outType):
if dataType is not None and out.datatype in dataType:
values.append(ValueFromOutput(alg.modeler_name, out.name))
else:
values.append(ValueFromOutput(alg.modeler_name, out.name))
return values
def resolveValueDescription(self, value):
if isinstance(value, ValueFromInput):
return self.model.inputs[value.name].param.description()
else:
alg = self.model.algs[value.alg]
return self.tr("'{0}' from algorithm '{1}'").format(alg.algorithm.getOutputFromName(value.output).description(), alg.description)
def setPreviousValues(self):
if self._algName is not None:
alg = self.model.algs[self._algName]
self.descriptionBox.setText(alg.description)
for param in alg.algorithm.parameterDefinitions():
if param.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
if param.name() in alg.params:
value = alg.params[param.name()]
else:
value = param.defaultValue()
self.wrappers[param.name()].setValue(value)
for name, out in list(alg.outputs.items()):
self.valueItems[name].setText(out.description())
selected = []
dependencies = self.getAvailableDependencies() # spellok
for idx, dependency in enumerate(dependencies):
if dependency.name in alg.dependencies:
selected.append(idx)
self.dependenciesPanel.setSelectedItems(selected)
def createAlgorithm(self):
alg = Algorithm(self._alg.id())
alg.setName(self.model)
alg.description = self.descriptionBox.text()
params = self._alg.parameterDefinitions()
outputs = self._alg.outputs
for param in params:
if param.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
if not param.checkValueIsAcceptable(self.wrappers[param.name()].value):
self.bar.pushMessage("Error", "Wrong or missing value for parameter '%s'" % param.description(),
level=QgsMessageBar.WARNING)
return None
for output in outputs:
if not output.flags() & QgsProcessingParameterDefinition.FlagHidden:
name = str(self.valueItems[output.name()].text())
if name.strip() != '' and name != ModelerParametersDialog.ENTER_NAME:
alg.outputs[output.name()] = ModelerOutput(name)
selectedOptions = self.dependenciesPanel.selectedoptions
availableDependencies = self.getAvailableDependencies() # spellok
for selected in selectedOptions:
alg.dependencies.append(availableDependencies[selected].name) # spellok
self._alg.processBeforeAddingToModeler(alg, self.model)
return alg
def okPressed(self):
self.alg = self.createAlgorithm()
if self.alg is not None:
self.close()
def cancelPressed(self):
self.alg = None
self.close()
def openHelp(self):
algHelp = self._alg.help()
if algHelp is not None:
webbrowser.open(algHelp)
class ModelerParameterDefinitionDialog(QDialog):
PARAMETER_NUMBER = 'Number'
PARAMETER_RASTER = 'Raster layer'
PARAMETER_TABLE = 'Table'
PARAMETER_VECTOR = 'Vector layer'
PARAMETER_STRING = 'String'
PARAMETER_EXPRESSION = 'Expression'
PARAMETER_BOOLEAN = 'Boolean'
PARAMETER_TABLE_FIELD = 'Table field'
PARAMETER_EXTENT = 'Extent'
PARAMETER_FILE = 'File'
PARAMETER_POINT = 'Point'
PARAMETER_CRS = 'CRS'
PARAMETER_MULTIPLE = 'Multiple input'
paramTypes = [
PARAMETER_BOOLEAN,
PARAMETER_EXTENT,
PARAMETER_FILE,
PARAMETER_NUMBER,
PARAMETER_RASTER,
PARAMETER_STRING,
PARAMETER_EXPRESSION,
PARAMETER_TABLE,
PARAMETER_TABLE_FIELD,
PARAMETER_VECTOR,
PARAMETER_POINT,
PARAMETER_CRS,
PARAMETER_MULTIPLE
]
def __init__(self, alg, paramType=None, param=None):
self.alg = alg
self.paramType = paramType
self.param = param
QDialog.__init__(self)
self.setModal(True)
self.setupUi()
def setupUi(self):
self.setWindowTitle(self.tr('Parameter definition'))
self.setMinimumWidth(300)
self.verticalLayout = QVBoxLayout(self)
self.verticalLayout.setMargin(20)
self.label = QLabel(self.tr('Parameter name'))
self.verticalLayout.addWidget(self.label)
self.nameTextBox = QLineEdit()
self.verticalLayout.addWidget(self.nameTextBox)
if isinstance(self.param, QgsProcessingParameterDefinition):
self.nameTextBox.setText(self.param.description())
if self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN or \
isinstance(self.param, ParameterBoolean):
self.state = QCheckBox()
self.state.setText(self.tr('Checked'))
self.state.setChecked(False)
if self.param is not None:
self.state.setChecked(bool(self.param.value))
self.verticalLayout.addWidget(self.state)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD or \
isinstance(self.param, ParameterTableField):
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
idx = 0
for param in list(self.alg.inputs.values()):
if isinstance(param.param, (ParameterVector, ParameterTable)):
self.parentCombo.addItem(param.param.description(), param.param.name())
if self.param is not None:
if self.param.parent == param.param.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
# add the datatype selector
self.verticalLayout.addWidget(QLabel(self.tr('Allowed data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Any'), -1)
self.datatypeCombo.addItem(self.tr('Number'), 0)
self.datatypeCombo.addItem(self.tr('String'), 1)
self.datatypeCombo.addItem(self.tr('Date/time'), 2)
self.verticalLayout.addWidget(self.datatypeCombo)
if self.param is not None and self.param.datatype is not None:
# QComboBoxes indexes start at 0,
# self.param.datatype start with -1 that is why I need to do +1
datatypeIndex = self.param.datatype + 1
self.datatypeCombo.setCurrentIndex(datatypeIndex)
self.multipleCheck = QCheckBox()
self.multipleCheck.setText(self.tr('Accept multiple fields'))
self.multipleCheck.setChecked(False)
if self.param is not None:
self.multipleCheck.setChecked(self.param.multiple)
self.verticalLayout.addWidget(self.multipleCheck)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_VECTOR or
isinstance(self.param, ParameterVector)):
self.verticalLayout.addWidget(QLabel(self.tr('Shape type')))
self.shapetypeCombo = QComboBox()
self.shapetypeCombo.addItem(self.tr('Any'))
self.shapetypeCombo.addItem(self.tr('Point'))
self.shapetypeCombo.addItem(self.tr('Line'))
self.shapetypeCombo.addItem(self.tr('Polygon'))
if self.param is not None:
self.shapetypeCombo.setCurrentIndex(self.param.datatype[0] + 1)
self.verticalLayout.addWidget(self.shapetypeCombo)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE or
isinstance(self.param, ParameterMultipleInput)):
self.verticalLayout.addWidget(QLabel(self.tr('Data type')))
self.datatypeCombo = QComboBox()
self.datatypeCombo.addItem(self.tr('Vector (any)'))
self.datatypeCombo.addItem(self.tr('Vector (point)'))
self.datatypeCombo.addItem(self.tr('Vector (line)'))
self.datatypeCombo.addItem(self.tr('Vector (polygon)'))
self.datatypeCombo.addItem(self.tr('Raster'))
self.datatypeCombo.addItem(self.tr('File'))
if self.param is not None:
self.datatypeCombo.setCurrentIndex(self.param.datatype + 1)
self.verticalLayout.addWidget(self.datatypeCombo)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_NUMBER or
isinstance(self.param, ParameterNumber)):
self.verticalLayout.addWidget(QLabel(self.tr('Min value')))
self.minTextBox = QLineEdit()
self.verticalLayout.addWidget(self.minTextBox)
self.verticalLayout.addWidget(QLabel(self.tr('Max value')))
self.maxTextBox = QLineEdit()
self.verticalLayout.addWidget(self.maxTextBox)
if self.param is not None:
self.minTextBox.setText(str(self.param.min))
self.maxTextBox.setText(str(self.param.max))
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
self.defaultTextBox.setText(self.tr('0'))
if self.param is not None:
default = self.param.default
if self.param.isInteger:
default = int(math.floor(default))
if default:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_EXPRESSION or
isinstance(self.param, ParameterExpression)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultEdit = QgsExpressionLineEdit()
if self.param is not None:
self.defaultEdit.setExpression(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultEdit)
self.verticalLayout.addWidget(QLabel(self.tr('Parent layer')))
self.parentCombo = QComboBox()
self.parentCombo.addItem(self.tr("None"), None)
idx = 1
for param in list(self.alg.inputs.values()):
if isinstance(param.param, (ParameterVector, ParameterTable)):
self.parentCombo.addItem(param.param.description(), param.param.name())
if self.param is not None:
if self.param.parent_layer == param.param.name():
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.verticalLayout.addWidget(self.parentCombo)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_STRING or
isinstance(self.param, ParameterString)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE or
isinstance(self.param, ParameterFile)):
self.verticalLayout.addWidget(QLabel(self.tr('Type')))
self.fileFolderCombo = QComboBox()
self.fileFolderCombo.addItem(self.tr('File'))
self.fileFolderCombo.addItem(self.tr('Folder'))
if self.param is not None:
self.fileFolderCombo.setCurrentIndex(
1 if self.param.isFolder else 0)
self.verticalLayout.addWidget(self.fileFolderCombo)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_POINT or
isinstance(self.param, ParameterPoint)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.defaultTextBox = QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.defaultValue())
self.verticalLayout.addWidget(self.defaultTextBox)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_CRS or
isinstance(self.param, ParameterCrs)):
self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
self.selector = QgsProjectionSelectionWidget()
if self.param is not None:
self.selector.setCrs(QgsCoordinateReferenceSystem(self.param.defaultValue()))
else:
self.selector.setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
self.verticalLayout.addWidget(self.selector)
self.verticalLayout.addSpacing(20)
self.requiredCheck = QCheckBox()
self.requiredCheck.setText(self.tr('Mandatory'))
self.requiredCheck.setChecked(True)
if self.param is not None:
self.requiredCheck.setChecked(not self.param.flags() & QgsProcessingParameterDefinition.FlagOptional)
self.verticalLayout.addWidget(self.requiredCheck)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel |
QDialogButtonBox.Ok)
self.buttonBox.setObjectName('buttonBox')
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
self.verticalLayout.addStretch()
self.verticalLayout.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout)
def okPressed(self):
description = str(self.nameTextBox.text())
if description.strip() == '':
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Invalid parameter name'))
return
if self.param is None:
validChars = \
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
safeName = ''.join(c for c in description if c in validChars)
name = safeName.lower()
i = 2
while name in self.alg.inputs:
name = safeName.lower() + str(i)
else:
name = self.param.name()
if (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN or
isinstance(self.param, ParameterBoolean)):
self.param = ParameterBoolean(name, description, self.state.isChecked())
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD or
isinstance(self.param, ParameterTableField)):
if self.parentCombo.currentIndex() < 0:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
parent = self.parentCombo.currentData()
datatype = self.datatypeCombo.currentData()
self.param = ParameterTableField(name, description, parent, datatype, multiple=self.multipleCheck.isChecked())
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_RASTER or
isinstance(self.param, ParameterRaster)):
self.param = ParameterRaster(
name, description)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE or
isinstance(self.param, ParameterTable)):
self.param = ParameterTable(
name, description)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_VECTOR or
isinstance(self.param, ParameterVector)):
self.param = ParameterVector(
name, description,
[self.shapetypeCombo.currentIndex() - 1])
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE or
isinstance(self.param, ParameterMultipleInput)):
self.param = ParameterMultipleInput(
name, description,
self.datatypeCombo.currentIndex() - 1)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_NUMBER or
isinstance(self.param, ParameterNumber)):
try:
vmin = self.minTextBox.text().strip()
if vmin == '':
vmin = None
else:
vmin = float(vmin)
vmax = self.maxTextBox.text().strip()
if vmax == '':
vmax = None
else:
vmax = float(vmax)
self.param = ParameterNumber(name, description, vmin, vmax,
str(self.defaultTextBox.text()))
except:
QMessageBox.warning(self, self.tr('Unable to define parameter'),
self.tr('Wrong or missing parameter values'))
return
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_EXPRESSION or
isinstance(self.param, ParameterExpression)):
parent = self.parentCombo.currentData()
self.param = ParameterExpression(name, description,
default=str(self.defaultEdit.expression()),
parent_layer=parent)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_STRING or
isinstance(self.param, ParameterString)):
self.param = ParameterString(name, description,
str(self.defaultTextBox.text()))
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_EXTENT or
isinstance(self.param, ParameterExtent)):
self.param = ParameterExtent(name, description)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE or
isinstance(self.param, ParameterFile)):
isFolder = self.fileFolderCombo.currentIndex() == 1
self.param = ParameterFile(name, description, isFolder=isFolder)
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_POINT or
isinstance(self.param, ParameterPoint)):
self.param = ParameterPoint(name, description,
str(self.defaultTextBox.text()))
elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_CRS or
isinstance(self.param, ParameterCrs)):
self.param = ParameterCrs(name, description, default=self.selector.crs().authid())
if not self.requiredCheck.isChecked():
self.param.setFlags(self.param.flags() | QgsProcessingParameterDefinition.FlagOptional)
self.close()
def cancelPressed(self):
self.param = None
self.close()
class ConfigDialog(QDialog):
def __init__(self, namespace):
self.settings = pluginSettings(namespace)
self.namespace = namespace
QDialog.__init__(self, iface.mainWindow())
self.setupUi()
if hasattr(self.searchBox, 'setPlaceholderText'):
self.searchBox.setPlaceholderText(self.tr("Search..."))
self.searchBox.textChanged.connect(self.filterTree)
self.fillTree()
self.tree.expandAll()
def setupUi(self):
self.setMinimumWidth(500)
self.setMinimumHeight(400)
self.resize(640, 450)
self.verticalLayout = QVBoxLayout(self)
self.verticalLayout.setSpacing(2)
self.verticalLayout.setMargin(0)
self.searchBox = QgsFilterLineEdit(self)
self.verticalLayout.addWidget(self.searchBox)
self.tree = QTreeWidget(self)
self.tree.setAlternatingRowColors(True)
self.verticalLayout.addWidget(self.tree)
self.horizontalLayout = QHBoxLayout(self)
self.resetButton = QPushButton("Reset default values")
self.resetButton.clicked.connect(self.resetDefault)
self.horizontalLayout.addWidget(self.resetButton)
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel|QDialogButtonBox.Ok)
self.horizontalLayout.addWidget(self.buttonBox)
self.verticalLayout.addLayout(self.horizontalLayout)
self.setWindowTitle("Configuration options")
self.searchBox.setToolTip("Enter setting name to filter list")
self.tree.headerItem().setText(0, "Setting")
self.tree.headerItem().setText(1, "Value")
def saveValues():
iterator = QTreeWidgetItemIterator(self.tree)
value = iterator.value()
while value:
if hasattr(value, 'saveValue'):
try:
value.saveValue()
except WrongValueException:
return
iterator += 1
value = iterator.value()
QDialog.accept(self)
self.close()
self.buttonBox.accepted.connect(saveValues)
self.buttonBox.rejected.connect(self.reject)
def resetDefault(self):
root = self.tree.invisibleRootItem()
for i in range(root.childCount()):
item = root.child(i)
for j in range(item.childCount()):
subitem = item.child(j)
subitem.resetDefault()
def filterTree(self):
text = unicode(self.searchBox.text())
for i in range(self.tree.topLevelItemCount()):
item = self.tree.topLevelItem(i)
visible = False
for j in range(item.childCount()):
subitem = item.child(j)
itemText = subitem.text(0)
if (text.strip() == ""):
subitem.setHidden(False)
visible = True
else:
hidden = text not in itemText
item.setHidden(hidden)
visible = visible or not hidden
item.setHidden(not visible)
item.setExpanded(visible and text.strip() != "")
def fillTree(self):
self.items = {}
self.tree.clear()
grouped = defaultdict(list)
for setting in self.settings:
grouped[setting["group"]].append(setting)
for groupName, group in grouped.items():
item = self._getGroupItem(groupName, group)
self.tree.addTopLevelItem(item)
self.tree.setColumnWidth(0, 400)
def _getGroupItem(self, groupName, params):
item = QTreeWidgetItem()
item.setText(0, groupName)
icon = QIcon(os.path.join(os.path.dirname(__file__), "setting.png"))
item.setIcon(0, icon)
for param in params:
value = pluginSetting(param["name"], self.namespace)
subItem = TreeSettingItem(item, self.tree, param, self.namespace, value)
item.addChild(subItem)
return item
class ModelerParametersDialog(QDialog):
def __init__(self, alg, model, algName=None, configuration=None):
QDialog.__init__(self)
self.setModal(True)
self._alg = alg # The algorithm to define in this dialog. It is an instance of QgsProcessingAlgorithm
self.model = model # The model this algorithm is going to be added to. It is an instance of QgsProcessingModelAlgorithm
self.childId = algName # The name of the algorithm in the model, in case we are editing it and not defining it for the first time
self.configuration = configuration
self.context = createContext()
self.widget_labels = {}
class ContextGenerator(QgsProcessingContextGenerator):
def __init__(self, context):
super().__init__()
self.processing_context = context
def processingContext(self):
return self.processing_context
self.context_generator = ContextGenerator(self.context)
self.setupUi()
self.params = None
settings = QgsSettings()
self.restoreGeometry(
settings.value("/Processing/modelParametersDialogGeometry",
QByteArray()))
def closeEvent(self, event):
settings = QgsSettings()
settings.setValue("/Processing/modelParametersDialogGeometry",
self.saveGeometry())
super(ModelerParametersDialog, self).closeEvent(event)
def setupUi(self):
self.checkBoxes = {}
self.showAdvanced = False
self.wrappers = {}
self.valueItems = {}
self.dependentItems = {}
self.algorithmItem = None
self.resize(650, 450)
self.buttonBox = QDialogButtonBox()
self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel
| QDialogButtonBox.Ok
| QDialogButtonBox.Help)
self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setSpacing(5)
self.verticalLayout.setMargin(20)
self.bar = QgsMessageBar()
self.bar.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
self.verticalLayout.addWidget(self.bar)
hLayout = QHBoxLayout()
hLayout.setSpacing(5)
hLayout.setMargin(0)
descriptionLabel = QLabel(self.tr("Description"))
self.descriptionBox = QLineEdit()
self.descriptionBox.setText(self._alg.displayName())
hLayout.addWidget(descriptionLabel)
hLayout.addWidget(self.descriptionBox)
self.verticalLayout.addLayout(hLayout)
line = QFrame()
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
self.verticalLayout.addWidget(line)
self.algorithmItem = QgsGui.instance().processingGuiRegistry(
).algorithmConfigurationWidget(self._alg)
if self.configuration:
self.algorithmItem.setConfiguration(self.configuration)
self.verticalLayout.addWidget(self.algorithmItem)
widget_context = QgsProcessingParameterWidgetContext()
if iface is not None:
widget_context.setMapCanvas(iface.mapCanvas())
widget_context.setModel(self.model)
widget_context.setModelChildAlgorithmId(self.childId)
for param in self._alg.parameterDefinitions():
if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
self.advancedButton = QPushButton()
self.advancedButton.setText(
self.tr('Show advanced parameters'))
self.advancedButton.clicked.connect(
self.showAdvancedParametersClicked)
advancedButtonHLayout = QHBoxLayout()
advancedButtonHLayout.addWidget(self.advancedButton)
advancedButtonHLayout.addStretch()
self.verticalLayout.addLayout(advancedButtonHLayout)
break
for param in self._alg.parameterDefinitions():
if param.isDestination(
) or param.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
wrapper = WidgetWrapperFactory.create_wrapper(param, self)
self.wrappers[param.name()] = wrapper
if issubclass(wrapper.__class__,
QgsProcessingModelerParameterWidget):
wrapper.setWidgetContext(widget_context)
wrapper.registerProcessingContextGenerator(
self.context_generator)
widget = wrapper
else:
widget = wrapper.widget
if widget is not None:
self.valueItems[param.name()] = widget
if issubclass(wrapper.__class__,
QgsProcessingModelerParameterWidget):
label = wrapper.createLabel()
else:
tooltip = param.description()
widget.setToolTip(tooltip)
label = wrapper.label
self.widget_labels[param.name()] = label
if param.flags(
) & QgsProcessingParameterDefinition.FlagAdvanced:
label.setVisible(self.showAdvanced)
widget.setVisible(self.showAdvanced)
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(widget)
for dest in self._alg.destinationParameterDefinitions():
if dest.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
if isinstance(dest, (QgsProcessingParameterRasterDestination,
QgsProcessingParameterVectorDestination,
QgsProcessingParameterFeatureSink,
QgsProcessingParameterFileDestination,
QgsProcessingParameterFolderDestination)):
label = QLabel(dest.description())
item = QgsFilterLineEdit()
if hasattr(item, 'setPlaceholderText'):
item.setPlaceholderText(
self.tr('[Enter name if this is a final result]'))
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(item)
self.valueItems[dest.name()] = item
label = QLabel(' ')
self.verticalLayout.addWidget(label)
label = QLabel(self.tr('Parent algorithms'))
self.dependenciesPanel = self.getDependenciesPanel()
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(self.dependenciesPanel)
self.verticalLayout.addStretch(1000)
self.setPreviousValues()
self.setWindowTitle(self._alg.displayName())
self.verticalLayout2 = QVBoxLayout()
self.verticalLayout2.setSpacing(2)
self.verticalLayout2.setMargin(0)
self.paramPanel = QWidget()
self.paramPanel.setLayout(self.verticalLayout)
self.scrollArea = QgsScrollArea()
self.scrollArea.setWidget(self.paramPanel)
self.scrollArea.setWidgetResizable(True)
self.verticalLayout2.addWidget(self.scrollArea)
self.verticalLayout2.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout2)
self.buttonBox.accepted.connect(self.okPressed)
self.buttonBox.rejected.connect(self.cancelPressed)
self.buttonBox.helpRequested.connect(self.openHelp)
QMetaObject.connectSlotsByName(self)
def getAvailableDependencies(self): # spellok
if self.childId is None:
dependent = []
else:
dependent = list(self.model.dependentChildAlgorithms(self.childId))
dependent.append(self.childId)
opts = []
for alg in list(self.model.childAlgorithms().values()):
if alg.childId() not in dependent:
opts.append(alg)
return opts
def getDependenciesPanel(self):
return MultipleInputPanel([
alg.description() for alg in self.getAvailableDependencies()
]) # spellok
def showAdvancedParametersClicked(self):
self.showAdvanced = not self.showAdvanced
if self.showAdvanced:
self.advancedButton.setText(self.tr('Hide advanced parameters'))
else:
self.advancedButton.setText(self.tr('Show advanced parameters'))
for param in self._alg.parameterDefinitions():
if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
wrapper = self.wrappers[param.name()]
if issubclass(wrapper.__class__,
QgsProcessingModelerParameterWidget):
wrapper.setVisible(self.showAdvanced)
else:
wrapper.widget.setVisible(self.showAdvanced)
self.widget_labels[param.name()].setVisible(self.showAdvanced)
def getAvailableValuesOfType(self, paramType, outTypes=[], dataTypes=[]):
# upgrade paramType to list
if paramType is None:
paramType = []
elif not isinstance(paramType, (tuple, list)):
paramType = [paramType]
if outTypes is None:
outTypes = []
elif not isinstance(outTypes, (tuple, list)):
outTypes = [outTypes]
return self.model.availableSourcesForChild(self.childId, [
p.typeName() for p in paramType
if issubclass(p, QgsProcessingParameterDefinition)
], [
o.typeName()
for o in outTypes if issubclass(o, QgsProcessingOutputDefinition)
], dataTypes)
def resolveValueDescription(self, value):
if isinstance(value, QgsProcessingModelChildParameterSource):
if value.source(
) == QgsProcessingModelChildParameterSource.StaticValue:
return value.staticValue()
elif value.source(
) == QgsProcessingModelChildParameterSource.ModelParameter:
return self.model.parameterDefinition(
value.parameterName()).description()
elif value.source(
) == QgsProcessingModelChildParameterSource.ChildOutput:
alg = self.model.childAlgorithm(value.outputChildId())
return self.tr("'{0}' from algorithm '{1}'").format(
alg.algorithm().outputDefinition(
value.outputName()).description(), alg.description())
return value
def setPreviousValues(self):
if self.childId is not None:
alg = self.model.childAlgorithm(self.childId)
self.descriptionBox.setText(alg.description())
for param in alg.algorithm().parameterDefinitions():
if param.isDestination() or param.flags(
) & QgsProcessingParameterDefinition.FlagHidden:
continue
value = None
if param.name() in alg.parameterSources():
value = alg.parameterSources()[param.name()]
if isinstance(value, list) and len(value) == 1:
value = value[0]
elif isinstance(value, list) and len(value) == 0:
value = None
wrapper = self.wrappers[param.name()]
if issubclass(wrapper.__class__,
QgsProcessingModelerParameterWidget):
if value is None:
value = QgsProcessingModelChildParameterSource.fromStaticValue(
param.defaultValue())
wrapper.setWidgetValue(value)
else:
if value is None:
value = param.defaultValue()
if isinstance(
value, QgsProcessingModelChildParameterSource
) and value.source(
) == QgsProcessingModelChildParameterSource.StaticValue:
value = value.staticValue()
wrapper.setValue(value)
for name, out in list(alg.modelOutputs().items()):
if out.childOutputName() in self.valueItems:
self.valueItems[out.childOutputName()].setText(out.name())
selected = []
dependencies = self.getAvailableDependencies() # spellok
for idx, dependency in enumerate(dependencies):
if dependency.childId() in alg.dependencies():
selected.append(idx)
self.dependenciesPanel.setSelectedItems(selected)
def createAlgorithm(self):
alg = QgsProcessingModelChildAlgorithm(self._alg.id())
if not self.childId:
alg.generateChildId(self.model)
else:
alg.setChildId(self.childId)
alg.setDescription(self.descriptionBox.text())
if self.algorithmItem:
alg.setConfiguration(self.algorithmItem.configuration())
self._alg = alg.algorithm().create(
self.algorithmItem.configuration())
for param in self._alg.parameterDefinitions():
if param.isDestination(
) or param.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
try:
wrapper = self.wrappers[param.name()]
if issubclass(wrapper.__class__,
QgsProcessingModelerParameterWidget):
val = wrapper.value()
else:
val = wrapper.parameterValue()
except InvalidParameterValue:
self.bar.pushMessage(
self.tr("Error"),
self.tr(
"Wrong or missing value for parameter '{}'").format(
param.description()),
level=Qgis.Warning)
return None
if isinstance(val, QgsProcessingModelChildParameterSource):
val = [val]
elif not (isinstance(val, list) and all([
isinstance(subval, QgsProcessingModelChildParameterSource)
for subval in val
])):
val = [
QgsProcessingModelChildParameterSource.fromStaticValue(val)
]
for subval in val:
if (isinstance(subval, QgsProcessingModelChildParameterSource) and
subval.source() == QgsProcessingModelChildParameterSource.StaticValue and
not param.checkValueIsAcceptable(subval.staticValue())) \
or (subval is None and not param.flags() & QgsProcessingParameterDefinition.FlagOptional):
self.bar.pushMessage(
self.tr("Error"),
self.tr("Wrong or missing value for parameter '{}'"
).format(param.description()),
level=Qgis.Warning)
return None
alg.addParameterSources(param.name(), val)
outputs = {}
for dest in self._alg.destinationParameterDefinitions():
if not dest.flags() & QgsProcessingParameterDefinition.FlagHidden:
name = self.valueItems[dest.name()].text()
if name.strip() != '':
output = QgsProcessingModelOutput(name, name)
output.setChildId(alg.childId())
output.setChildOutputName(dest.name())
outputs[name] = output
if dest.flags(
) & QgsProcessingParameterDefinition.FlagIsModelOutput:
if dest.name() not in outputs:
output = QgsProcessingModelOutput(dest.name(), dest.name())
output.setChildId(alg.childId())
output.setChildOutputName(dest.name())
outputs[dest.name()] = output
alg.setModelOutputs(outputs)
selectedOptions = self.dependenciesPanel.selectedoptions
availableDependencies = self.getAvailableDependencies() # spellok
dep_ids = []
for selected in selectedOptions:
dep_ids.append(
availableDependencies[selected].childId()) # spellok
alg.setDependencies(dep_ids)
#try:
# self._alg.processBeforeAddingToModeler(alg, self.model)
#except:
# pass
return alg
def okPressed(self):
alg = self.createAlgorithm()
if alg is not None:
self.accept()
def cancelPressed(self):
self.reject()
def openHelp(self):
algHelp = self._alg.helpUrl()
if not algHelp:
algHelp = QgsHelp.helpUrl("processing_algs/{}/{}.html#{}".format(
self._alg.provider().helpId(), self._alg.groupId(),
"{}{}".format(self._alg.provider().helpId(),
self._alg.name()))).toString()
if algHelp not in [None, ""]:
webbrowser.open(algHelp)
class AdvancedSearch(EntityEditorDialog):
def __init__(self, entity, parent):
EntityEditorDialog.__init__(self, entity, parent=parent)
self.parent = parent
def _init_gui(self):
# Setup base elements
self.gridLayout = QGridLayout(self)
self.gridLayout.setObjectName('glMain')
self.gridLayout.addLayout(self.vlNotification, 0, 0, 1, 1)
QApplication.processEvents()
column_widget_area = self._setup_columns_content_area()
self.gridLayout.addWidget(column_widget_area, 1, 0, 1, 1)
QApplication.processEvents()
# Add notification for mandatory columns if applicable
next_row = 2
# Set title
search_trans = self.tr('Advanced Search')
if self._entity.label is not None:
if self._entity.label != '':
title_str = self._entity.label
else:
title_str = format_name(self._entity.short_name)
else:
title_str = format_name(self._entity.short_name)
title = '{0} {1}'.format(title_str, search_trans)
self.do_not_check_dirty = True
self.setWindowTitle(title)
# if self.has_mandatory:
# self.required_fields_lbl = QLabel(self)
# msg = self.tr(
# 'Please fill out all required (*) fields.'
# )
# msg = self._highlight_asterisk(msg)
# self.required_fields_lbl.setText(msg)
# self.gridLayout.addWidget(
# self.required_fields_lbl, next_row, 0, 1, 2
# )
# # Bump up row reference
# next_row += 1
self.buttonBox = QDialogButtonBox(self)
self.buttonBox.setObjectName('buttonBox')
self.gridLayout.addWidget(self.buttonBox, next_row, 0, 1, 1)
self.buttonBox.setOrientation(Qt.Horizontal)
self.search = QPushButton(
QApplication.translate('EntityEditorDialog', 'Search'))
self.buttonBox.addButton(self.search, QDialogButtonBox.ActionRole)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel)
self.search.clicked.connect(self.on_search)
#
#
# # edit model, collect model
# # adding new record for child
#
# # Saving in parent editor
# if not isinstance(self._parent._parent, EntityEditorDialog):
# # adding a new record
# if self.edit_model is None:
# # saving when digitizing.
# if self.collect_model:
# self.buttonBox.accepted.connect(self.on_model_added)
# # saving parent editor
# else:
# self.buttonBox.accepted.connect(self.save_parent_editor)
# self.save_new_button.clicked.connect(self.save_and_new)
# # updating existing record
# else:
# if not self.collect_model:
# # updating existing record of the parent editor
# self.buttonBox.accepted.connect(self.save_parent_editor)
# else:
# self.buttonBox.accepted.connect(self.on_model_added)
# # Saving in child editor
# else:
# # save and new record
# if self.edit_model is None:
# self.buttonBox.accepted.connect(self.on_child_saved)
# self.save_new_button.clicked.connect(
# lambda: self.on_child_saved(True)
# )
#
# else:
# # When updating an existing child editor save to the db
# self.buttonBox.accepted.connect(
# self.on_child_saved
# )
# #self.buttonBox.accepted.connect(self.submit)
#
self.buttonBox.rejected.connect(self.cancel)
def on_search(self):
search_data = {}
for column in self._entity.columns.values():
if column.name in entity_display_columns(self._entity):
if column.name == 'id':
continue
handler = self.attribute_mappers[column.name].valueHandler()
value = handler.value()
if value != handler.default() and bool(value):
search_data[column.name] = value
# self.search_db(search_data)
result = self.search_db_raw(search_data)
self.parent._tableModel.removeRows(0,
self.parent._tableModel.rowCount())
if result is not None:
found = QApplication.translate('AdvancedSearch', 'records found')
new_title = '{} - {} {}'.format(self.title, result.rowcount, found)
if result.rowcount > 3000:
title = QApplication.translate('AdvancedSearch',
'Advanced Search')
message = QApplication.translate(
'AdvancedSearch',
'The search result returned {0} records, which is above the '
'search result limit. <br>Would you like to see the first 3000 '
'records?'.format("{:,}".format(result.rowcount)))
res, chk_result = simple_dialog(self, title, message)
if res:
self.setWindowTitle(new_title)
self.parent._initializeData(result)
else:
return
else:
self.setWindowTitle(new_title)
self.parent._initializeData(result)
def search_db(self, search_data):
ent_model_obj = self.ent_model()
# query = ent_model_obj.queryObject()
for attr, value in search_data.items():
ent_model_obj.queryObject().filter(
getattr(self.ent_model(), attr) == value)
# now we can run the query
# print(ent_model_obj.queryObject(), vars(ent_model_obj.queryObject()))
# print(str(ent_model_obj.queryObject()))
results = ent_model_obj.queryObject().all()
def search_db_raw(self, search_data):
sql = "SELECT * FROM {} WHERE ".format(self._entity.name)
# query = ent_model_obj.queryObject()
param = []
if len(search_data) == 0:
return None
for attr, value in search_data.items():
if isinstance(value, (int, float)):
param.append('{} = {}'.format(str(attr), str(value)))
if isinstance(value, str):
param.append("{} = '{}'".format(str(attr), str(value)))
final_sql = '{} {}'.format(sql, ' AND '.join(param))
# sql_text = text(final_sql)
results = fetch_with_filter(final_sql)
# now we can run the query
return results
def _setup_columns_content_area(self):
# Only use this if entity supports documents
# self.entity_tab_widget = None
self.doc_widget = None
self.entity_scroll_area = QScrollArea(self)
self.entity_scroll_area.setFrameShape(QFrame.NoFrame)
self.entity_scroll_area.setWidgetResizable(True)
self.entity_scroll_area.setObjectName('scrollArea')
# Grid layout for controls
self.gl = QGridLayout(self.scroll_widget_contents)
self.gl.setObjectName('gl_widget_contents')
# Append column labels and widgets
table_name = self._entity.name
columns = table_column_names(table_name)
# Iterate entity column and assert if they exist
row_id = 0
for column_name, column_widget in self.column_widgets.items():
c = self.columns[column_name]
if c.name in self.exclude_columns:
continue
if isinstance(c, MultipleSelectColumn):
continue
if not c.name in columns and not isinstance(c, VirtualColumn):
continue
if column_widget is not None:
header = c.ui_display()
self.c_label = QLabel(self.scroll_widget_contents)
self.c_label.setText(header)
self.gl.addWidget(self.c_label, row_id, 0, 1, 1)
if c.TYPE_INFO == 'AUTO_GENERATED':
column_widget.setReadOnly(False)
column_widget.btn_load.hide()
self.gl.addWidget(column_widget, row_id, 1, 1, 1)
col_name = c.name
# Add widget to MapperMixin collection
self.addMapping(col_name,
column_widget,
c.mandatory,
pseudoname=c.ui_display())
# Bump up row_id
row_id += 1
self.entity_scroll_area.setWidget(self.scroll_widget_contents)
if self.entity_tab_widget is None:
self.entity_tab_widget = QTabWidget(self)
# Check if there are children and add foreign key browsers
# Add primary tab if necessary
self._add_primary_attr_widget()
# self.entity_tab_widget.setTabEnabled(0, False) # enable/disable the tab
# set the style sheet
self.setStyleSheet(
"QTabBar::tab::selected {width: 0; height: 0; margin: 0; "
"padding: 0; border: none;} ")
# Return the correct widget
if self.entity_tab_widget is not None:
return self.entity_tab_widget
return self.entity_scroll_area
def closeEvent(self, event):
'''
Raised when a request to close the window is received.
Check the dirty state of input controls and prompt user to
save if dirty.
'''
event.accept()
def cancel(self):
'''
Slot for closing the dialog.
Checks the dirty state first before closing.
'''
self.reject()
