def getWidgetFromParameter(self, param, row, col):
if isinstance(param, (ParameterRaster, ParameterVector, ParameterTable,
ParameterMultipleInput)):
item = BatchInputSelectionPanel(param, row, col, self)
elif isinstance(param, ParameterBoolean):
item = QtGui.QComboBox()
item.addItem('Yes')
item.addItem('No')
if param.default:
item.setCurrentIndex(0)
else:
item.setCurrentIndex(1)
elif isinstance(param, ParameterSelection):
item = QtGui.QComboBox()
item.addItems(param.options)
elif isinstance(param, ParameterFixedTable):
item = FixedTablePanel(param)
elif isinstance(param, ParameterExtent):
item = ExtentSelectionPanel(self, self.alg, param.default)
elif isinstance(param, ParameterCrs):
item = CrsSelectionPanel(param.default)
elif isinstance(param, ParameterFile):
item = FileSelectionPanel(param.isFolder)
else:
item = QtGui.QLineEdit()
try:
item.setText(str(param.default))
except:
pass
return item
def createWidget(self):
if self.dialogType == DIALOG_MODELER:
widget = QComboBox()
widget.setEditable(True)
crss = self.dialog.getAvailableValuesOfType(ParameterCrs)
for crs in crss:
widget.addItem(self.dialog.resolveValueDescription(crs), crs)
raster = self.dialog.getAvailableValuesOfType(ParameterRaster, OutputRaster)
vector = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector)
for r in raster:
widget.addItem("Crs of layer " + self.dialog.resolveValueDescription(r), r)
for v in vector:
widget.addItem("Crs of layer " + self.dialog.resolveValueDescription(v), v)
if not self.param.default:
widget.setEditText(self.param.default)
return widget
else:
return CrsSelectionPanel()
def getWidgetFromParameter(self, param, row, col):
if isinstance(param, (ParameterRaster, ParameterVector, ParameterTable,
ParameterMultipleInput)):
item = BatchInputSelectionPanel(param, row, col, self)
elif isinstance(param, ParameterBoolean):
item = QComboBox()
item.addItem(self.tr('Yes'))
item.addItem(self.tr('No'))
if param.default:
item.setCurrentIndex(0)
else:
item.setCurrentIndex(1)
elif isinstance(param, ParameterSelection):
item = QComboBox()
item.addItems(param.options)
elif isinstance(param, ParameterFixedTable):
item = FixedTablePanel(param)
elif isinstance(param, ParameterExtent):
item = ExtentSelectionPanel(self.parent, self.alg, param.default)
elif isinstance(param, ParameterPoint):
item = PointSelectionPanel(self.parent, param.default)
elif isinstance(param, ParameterCrs):
item = CrsSelectionPanel(param.default)
elif isinstance(param, ParameterFile):
item = FileSelectionPanel(param.isFolder)
elif isinstance(param, ParameterGeometryPredicate):
item = GeometryPredicateSelectionPanel(param.enabledPredicates,
rows=1)
width = max(self.tblParameters.columnWidth(col),
item.sizeHint().width())
self.tblParameters.setColumnWidth(col, width)
else:
item = QLineEdit()
if param.default is not None:
try:
item.setText(unicode(param.default))
except:
pass
return item
def getWidgetFromParameter(self, param):
if isinstance(param, ParameterRaster):
item = QtGui.QComboBox()
layers = self.getRasterLayers()
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for layer in layers:
item.addItem(layer.name(), layer)
elif isinstance(param, ParameterVector):
item = QtGui.QComboBox()
layers = self.getVectorLayers()
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for layer in layers:
item.addItem(layer.name(), layer)
elif isinstance(param, ParameterTable):
item = QtGui.QComboBox()
item.setEditable(True)
layers = self.getTables()
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for layer in layers:
item.addItem(layer.name(), layer)
elif isinstance(param, ParameterBoolean):
item = QtGui.QComboBox()
item.addItem('Yes')
item.addItem('No')
bools = self.getBooleans()
for b in bools:
item.addItem(b.name(), b)
elif isinstance(param, ParameterSelection):
item = QtGui.QComboBox()
item.addItems(param.options)
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.getVectorLayers()
else:
options = self.getRasterLayers()
opts = []
for opt in options:
opts.append(opt.name())
item = MultipleInputPanel(opts)
elif isinstance(param, ParameterString):
strings = self.getStrings()
if param.multiline:
item = MultilineTextPanel(strings, self.model)
item.setText(str(param.default))
else:
item = QtGui.QComboBox()
item.setEditable(True)
for s in strings:
item.addItem(s.name(), s)
item.setEditText(str(param.default))
elif isinstance(param, ParameterTableField):
item = QtGui.QComboBox()
item.setEditable(True)
fields = self.getTableFields()
for f in fields:
item.addItem(f.name(), f)
elif isinstance(param, ParameterNumber):
item = QtGui.QComboBox()
item.setEditable(True)
numbers = self.getNumbers()
for n in numbers:
item.addItem(n.name(), n)
item.setEditText(str(param.default))
elif isinstance(param, ParameterCrs):
item = CrsSelectionPanel(param.default)
elif isinstance(param, ParameterExtent):
item = QtGui.QComboBox()
item.setEditable(True)
extents = self.getExtents()
if self.canUseAutoExtent():
item.addItem(self.USE_MIN_COVERING_EXTENT, None)
for ex in extents:
item.addItem(ex.name(), ex)
if not self.canUseAutoExtent():
item.setEditText(str(param.default))
elif isinstance(param, ParameterFile):
item = QtGui.QComboBox()
item.setEditable(True)
files = self.getFiles()
for f in files:
item.addItem(f.name(), f)
else:
item = QtGui.QLineEdit()
try:
item.setText(str(param.default))
except:
pass
return item
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 getWidgetFromParameter(self, param):
# TODO Create Parameter widget class that holds the logic
# for creating a widget that belongs to the parameter.
if isinstance(param, ParameterRaster):
layers = dataobjects.getRasterLayers()
items = []
if param.optional:
items.append((self.NOT_SELECTED, None))
for layer in layers:
items.append((self.getExtendedLayerName(layer), layer))
item = InputLayerSelectorPanel(items, param)
elif isinstance(param, ParameterVector):
if self.somethingDependsOnThisParameter(
param) or self.alg.allowOnlyOpenedLayers:
item = QComboBox()
layers = dataobjects.getVectorLayers(param.shapetype)
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for layer in layers:
item.addItem(self.getExtendedLayerName(layer), layer)
item.currentIndexChanged.connect(self.updateDependentFields)
item.name = param.name
else:
layers = dataobjects.getVectorLayers(param.shapetype)
items = []
if param.optional:
items.append((self.NOT_SELECTED, None))
for layer in layers:
items.append((self.getExtendedLayerName(layer), layer))
# if already set, put first in list
for i, (name, layer) in enumerate(items):
if layer and layer.source() == param.value:
items.insert(0, items.pop(i))
item = InputLayerSelectorPanel(items, param)
elif isinstance(param, ParameterTable):
if self.somethingDependsOnThisParameter(param):
item = QComboBox()
layers = dataobjects.getTables()
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for layer in layers:
item.addItem(layer.name(), layer)
item.currentIndexChanged.connect(self.updateDependentFields)
item.name = param.name
else:
layers = dataobjects.getTables()
items = []
if param.optional:
items.append((self.NOT_SELECTED, None))
for layer in layers:
items.append((layer.name(), layer))
# if already set, put first in list
for i, (name, layer) in enumerate(items):
if layer and layer.source() == param.value:
items.insert(0, items.pop(i))
item = InputLayerSelectorPanel(items, param)
elif isinstance(param, ParameterBoolean):
item = QCheckBox()
if param.default:
item.setChecked(True)
else:
item.setChecked(False)
elif isinstance(param, ParameterTableField):
item = QComboBox()
if param.parent in self.dependentItems:
items = self.dependentItems[param.parent]
else:
items = []
self.dependentItems[param.parent] = items
items.append(param.name)
parent = self.alg.getParameterFromName(param.parent)
if isinstance(parent, ParameterVector):
layers = dataobjects.getVectorLayers(parent.shapetype)
else:
layers = dataobjects.getTables()
if len(layers) > 0:
if param.optional:
item.addItem(self.tr("[not set]"))
item.addItems(self.getFields(layers[0], param.datatype))
elif isinstance(param, ParameterSelection):
item = QComboBox()
item.addItems(param.options)
item.setCurrentIndex(param.default)
elif isinstance(param, ParameterFixedTable):
item = FixedTablePanel(param)
elif isinstance(param, ParameterRange):
item = RangePanel(param)
elif isinstance(param, ParameterFile):
item = FileSelectionPanel(param.isFolder, param.ext)
elif isinstance(param, ParameterMultipleInput):
if param.datatype == ParameterMultipleInput.TYPE_FILE:
item = MultipleFileInputPanel()
else:
if param.datatype == ParameterMultipleInput.TYPE_RASTER:
options = dataobjects.getRasterLayers(sorting=False)
elif param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY:
options = dataobjects.getVectorLayers(sorting=False)
else:
options = dataobjects.getVectorLayers([param.datatype],
sorting=False)
opts = []
for opt in options:
opts.append(self.getExtendedLayerName(opt))
item = MultipleInputPanel(opts)
elif isinstance(param, ParameterNumber):
item = NumberInputPanel(param.default, param.min, param.max,
param.isInteger)
elif isinstance(param, ParameterExtent):
item = ExtentSelectionPanel(self.parent, self.alg, param.default)
elif isinstance(param, ParameterCrs):
item = CrsSelectionPanel(param.default)
elif isinstance(param, ParameterString):
if param.multiline:
verticalLayout = QVBoxLayout()
verticalLayout.setSizeConstraint(QLayout.SetDefaultConstraint)
textEdit = QPlainTextEdit()
textEdit.setPlainText(param.default)
verticalLayout.addWidget(textEdit)
item = textEdit
else:
item = QLineEdit()
item.setText(str(param.default))
else:
item = QLineEdit()
item.setText(str(param.default))
return item
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.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_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.defaultTextBox = CrsSelectionPanel('EPSG:4326')
if self.param is not None:
self.defaultTextBox.setAuthId(self.param.default)
self.verticalLayout.addWidget(self.defaultTextBox)
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)
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_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_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.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_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.defaultTextBox = CrsSelectionPanel('EPSG:4326')
if self.param is not None:
self.defaultTextBox.setAuthId(self.param.default)
self.verticalLayout.addWidget(self.defaultTextBox)
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.itemData(self.parentCombo.currentIndex())
datatype = self.datatypeCombo.itemData(self.datatypeCombo.currentIndex())
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_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, self.defaultTextBox.getValue())
self.param.optional = not self.requiredCheck.isChecked()
self.close()
def cancelPressed(self):
self.param = None
self.close()
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.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)
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.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))
if default:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
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.defaultTextBox = CrsSelectionPanel('EPSG:4326')
if self.param is not None:
self.defaultTextBox.setAuthId(self.param.default)
self.verticalLayout.addWidget(self.defaultTextBox)
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(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)
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_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_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.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)
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.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))
if default:
self.defaultTextBox.setText(str(default))
self.verticalLayout.addWidget(self.defaultTextBox)
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.defaultTextBox = CrsSelectionPanel('EPSG:4326')
if self.param is not None:
self.defaultTextBox.setAuthId(self.param.default)
self.verticalLayout.addWidget(self.defaultTextBox)
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(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.itemData(self.parentCombo.currentIndex())
datatype = self.datatypeCombo.itemData(
self.datatypeCombo.currentIndex())
self.param = ParameterTableField(name, description, parent,
datatype)
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_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,
self.defaultTextBox.getValue())
self.param.optional = self.requiredCheck.isChecked()
self.close()
def cancelPressed(self):
self.param = None
self.close()
def getWidgetFromParameter(self, param):
if isinstance(param, ParameterRaster):
layers = dataobjects.getRasterLayers()
items = []
if param.optional:
items.append((self.NOT_SELECTED, None))
for layer in layers:
items.append((self.getExtendedLayerName(layer), layer))
item = InputLayerSelectorPanel(items)
elif isinstance(param, ParameterVector):
if self.somethingDependsOnThisParameter(param) \
or self.alg.allowOnlyOpenedLayers:
item = QtGui.QComboBox()
layers = dataobjects.getVectorLayers(param.shapetype)
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for layer in layers:
item.addItem(self.getExtendedLayerName(layer), layer)
item.currentIndexChanged.connect(self.updateDependentFields)
item.name = param.name
else:
layers = dataobjects.getVectorLayers(param.shapetype)
items = []
if param.optional:
items.append((self.NOT_SELECTED, None))
for layer in layers:
items.append((self.getExtendedLayerName(layer), layer))
item = InputLayerSelectorPanel(items)
elif isinstance(param, ParameterTable):
if self.somethingDependsOnThisParameter(param):
item = QtGui.QComboBox()
layers = dataobjects.getTables()
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for layer in layers:
item.addItem(layer.name(), layer)
item.currentIndexChanged.connect(self.updateDependentFields)
item.name = param.name
else:
layers = dataobjects.getTables()
items = []
if param.optional:
items.append((self.NOT_SELECTED, None))
for layer in layers:
items.append((layer.name(), layer))
item = InputLayerSelectorPanel(items)
elif isinstance(param, ParameterBoolean):
item = QtGui.QComboBox()
item.addItem('Yes')
item.addItem('No')
if param.default:
item.setCurrentIndex(0)
else:
item.setCurrentIndex(1)
elif isinstance(param, ParameterTableField):
item = QtGui.QComboBox()
if param.parent in self.dependentItems:
items = self.dependentItems[param.parent]
else:
items = []
self.dependentItems[param.parent] = items
items.append(param.name)
parent = self.alg.getParameterFromName(param.parent)
if isinstance(parent, ParameterVector):
layers = dataobjects.getVectorLayers(parent.shapetype)
else:
layers = dataobjects.getTables()
if len(layers) > 0:
item.addItems(self.getFields(layers[0], param.datatype))
elif isinstance(param, ParameterSelection):
item = QtGui.QComboBox()
item.addItems(param.options)
item.setCurrentIndex(param.default)
elif isinstance(param, ParameterFixedTable):
item = FixedTablePanel(param)
elif isinstance(param, ParameterRange):
item = RangePanel(param)
elif isinstance(param, ParameterFile):
item = FileSelectionPanel(param.isFolder)
elif isinstance(param, ParameterMultipleInput):
if param.datatype == ParameterMultipleInput.TYPE_RASTER:
options = dataobjects.getRasterLayers()
elif param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY:
options = dataobjects.getVectorLayers()
else:
options = dataobjects.getVectorLayers([param.datatype])
opts = []
for opt in options:
opts.append(self.getExtendedLayerName(opt))
item = MultipleInputPanel(opts)
elif isinstance(param, ParameterNumber):
item = NumberInputPanel(param.default, param.min, param.max,
param.isInteger)
elif isinstance(param, ParameterExtent):
item = ExtentSelectionPanel(self.parent, self.alg, param.default)
elif isinstance(param, ParameterCrs):
item = CrsSelectionPanel(param.default)
elif isinstance(param, ParameterString):
if param.multiline:
verticalLayout = QtGui.QVBoxLayout()
verticalLayout.setSizeConstraint(
QtGui.QLayout.SetDefaultConstraint)
textEdit = QtGui.QPlainTextEdit()
textEdit.setPlainText(param.default)
verticalLayout.addWidget(textEdit)
item = textEdit
else:
item = QtGui.QLineEdit()
item.setText(str(param.default))
else:
item = QtGui.QLineEdit()
item.setText(str(param.default))
return item