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 ModelerParametersWidget(QWidget):
def __init__(self, alg, model, algName=None, configuration=None, dialog=None, context=None):
super().__init__()
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 = context
self.dialog = dialog
self.widget = ModelerParametersPanelWidget(alg, model, algName, configuration, dialog, context)
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
def algorithm(self):
return self._alg
def switchToCommentTab(self):
self.tab.setCurrentIndex(1)
self.commentEdit.setFocus()
self.commentEdit.selectAll()
def setupUi(self):
self.mainLayout = QVBoxLayout()
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.tab = QTabWidget()
self.mainLayout.addWidget(self.tab)
self.param_widget = QgsPanelWidgetStack()
self.widget.setDockMode(True)
self.param_widget.setMainPanel(self.widget)
self.tab.addTab(self.param_widget, 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.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 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):
alg = self.widget.createAlgorithm()
if alg:
alg.comment().setDescription(self.comments())
alg.comment().setColor(self.commentColor())
return alg
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)
