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f78f2a05c6
Switches the custom map layer combo box used in the run algorithm dialog across to the standard QGIS map layer combo box
1068 lines
40 KiB
Python
1068 lines
40 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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wrappers.py
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---------------------
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Date : May 2016
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Copyright : (C) 2016 by Arnaud Morvan, Victor Olaya
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Email : arnaud dot morvan at camptocamp dot com
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volayaf at gmail dot com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************
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"""
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from builtins import str
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from builtins import range
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__author__ = 'Arnaud Morvan'
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__date__ = 'May 2016'
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__copyright__ = '(C) 2016, Arnaud Morvan'
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# This will get replaced with a git SHA1 when you do a git archive
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__revision__ = '$Format:%H$'
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import locale
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import os
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from functools import cmp_to_key
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from qgis.core import QgsCoordinateReferenceSystem, QgsVectorLayer, QgsApplication, QgsWkbTypes, QgsMapLayerProxyModel
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from qgis.PyQt.QtWidgets import QCheckBox, QComboBox, QLineEdit, QPlainTextEdit, QWidget, QHBoxLayout, QToolButton, QFileDialog
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from qgis.gui import (QgsFieldExpressionWidget,
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QgsExpressionLineEdit,
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QgsProjectionSelectionWidget,
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QgsGenericProjectionSelector,
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QgsFieldComboBox,
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QgsFieldProxyModel,
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QgsMapLayerComboBox
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)
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from qgis.PyQt.QtCore import pyqtSignal, QObject, QVariant, QSettings
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from processing.gui.NumberInputPanel import NumberInputPanel, ModellerNumberInputPanel
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from processing.gui.InputLayerSelectorPanel import InputLayerSelectorPanel
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from processing.modeler.MultilineTextPanel import MultilineTextPanel
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from processing.gui.PointSelectionPanel import PointSelectionPanel
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from processing.core.parameters import (ParameterBoolean,
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ParameterPoint,
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ParameterFile,
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ParameterRaster,
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ParameterVector,
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ParameterNumber,
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ParameterString,
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ParameterExpression,
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ParameterTable,
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ParameterTableField,
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ParameterExtent,
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ParameterFixedTable,
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ParameterCrs,
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_resolveLayers)
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from processing.core.ProcessingConfig import ProcessingConfig
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from processing.gui.FileSelectionPanel import FileSelectionPanel
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from processing.core.outputs import (OutputFile, OutputRaster, OutputVector, OutputNumber,
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OutputString, OutputTable, OutputExtent)
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from processing.tools import dataobjects
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from processing.gui.MultipleInputPanel import MultipleInputPanel
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from processing.gui.BatchInputSelectionPanel import BatchInputSelectionPanel
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from processing.gui.FixedTablePanel import FixedTablePanel
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from processing.gui.ExtentSelectionPanel import ExtentSelectionPanel
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from processing.gui.StringInputPanel import StringInputPanel
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from processing.gui.GeometryPredicateSelectionPanel import GeometryPredicateSelectionPanel
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DIALOG_STANDARD = 'standard'
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DIALOG_BATCH = 'batch'
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DIALOG_MODELER = 'modeler'
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class InvalidParameterValue(Exception):
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pass
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dialogTypes = {"AlgorithmDialog": DIALOG_STANDARD,
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"ModelerParametersDialog": DIALOG_MODELER,
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"BatchAlgorithmDialog": DIALOG_BATCH}
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def getExtendedLayerName(layer):
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authid = layer.crs().authid()
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if ProcessingConfig.getSetting(ProcessingConfig.SHOW_CRS_DEF) and authid is not None:
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return u'{} [{}]'.format(layer.name(), authid)
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else:
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return layer.name()
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class WidgetWrapper(QObject):
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widgetValueHasChanged = pyqtSignal(object)
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def __init__(self, param, dialog, row=0, col=0):
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QObject.__init__(self)
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self.param = param
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self.dialog = dialog
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self.row = row
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self.col = col
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self.dialogType = dialogTypes.get(dialog.__class__.__name__, DIALOG_STANDARD)
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self.widget = self.createWidget()
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if param.default is not None:
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self.setValue(param.default)
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def comboValue(self, validator=None, combobox=None):
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if not combobox:
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combobox = self.widget
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idx = combobox.findText(combobox.currentText())
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if idx < 0:
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v = combobox.currentText().strip()
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if validator is not None and not validator(v):
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raise InvalidParameterValue()
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return v
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return combobox.itemData(combobox.currentIndex())
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def createWidget(self):
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pass
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def setValue(self, value):
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pass
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def setComboValue(self, value, combobox=None):
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if not combobox:
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combobox = self.widget
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if isinstance(value, list):
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value = value[0]
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values = [combobox.itemData(i) for i in range(combobox.count())]
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try:
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idx = values.index(value)
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combobox.setCurrentIndex(idx)
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return
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except ValueError:
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pass
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if combobox.isEditable():
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if value is not None:
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combobox.setEditText(str(value))
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else:
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combobox.setCurrentIndex(0)
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def value(self):
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pass
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def postInitialize(self, wrappers):
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pass
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def refresh(self):
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pass
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def getFileName(self, initial_value=''):
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"""Shows a file open dialog"""
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settings = QSettings()
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if os.path.isdir(initial_value):
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path = initial_value
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elif os.path.isdir(os.path.dirname(initial_value)):
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path = os.path.dirname(initial_value)
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elif settings.contains('/Processing/LastInputPath'):
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path = str(settings.value('/Processing/LastInputPath'))
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else:
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path = ''
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filename, selected_filter = QFileDialog.getOpenFileName(self.widget, self.tr('Select file'),
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path, self.tr(
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'All files (*.*);;') + self.param.getFileFilter())
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if filename:
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settings.setValue('/Processing/LastInputPath',
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os.path.dirname(str(filename)))
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return filename, selected_filter
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class BasicWidgetWrapper(WidgetWrapper):
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def createWidget(self):
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return QLineEdit()
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def setValue(self, value):
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self.widget.setText(value)
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def value(self):
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return self.widget.text()
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class BooleanWidgetWrapper(WidgetWrapper):
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def createWidget(self):
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if self.dialogType == DIALOG_STANDARD:
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return QCheckBox()
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elif self.dialogType == DIALOG_BATCH:
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widget = QComboBox()
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widget.addItem(self.tr('Yes'))
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widget.addItem(self.tr('No'))
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if self.param.default:
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widget.setCurrentIndex(0)
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else:
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widget.setCurrentIndex(1)
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return widget
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else:
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widget = QComboBox()
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widget.addItem('Yes', True)
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widget.addItem('No', False)
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bools = self.dialog.getAvailableValuesOfType(ParameterBoolean, None)
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for b in bools:
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widget.addItem(self.dialog.resolveValueDescription(b), b)
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if self.param.default:
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widget.setCurrentIndex(0)
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else:
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widget.setCurrentIndex(1)
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return widget
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def setValue(self, value):
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if self.dialogType == DIALOG_STANDARD:
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self.widget.setChecked(value)
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else:
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self.setComboValue(value)
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def value(self):
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if self.dialogType == DIALOG_STANDARD:
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return self.widget.isChecked()
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elif self.dialogType == DIALOG_BATCH:
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return self.widget.currentIndex == 0
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else:
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return self.comboValue()
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class CrsWidgetWrapper(WidgetWrapper):
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def createWidget(self):
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if self.dialogType == DIALOG_MODELER:
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self.combo = QComboBox()
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widget = QWidget()
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layout = QHBoxLayout()
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layout.setMargin(0)
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layout.setContentsMargins(0, 0, 0, 0)
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layout.setSpacing(1)
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layout.addWidget(self.combo)
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btn = QToolButton()
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btn.setIcon(QgsApplication.getThemeIcon("mActionSetProjection.svg"))
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btn.setToolTip(self.tr("Select CRS"))
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btn.clicked.connect(self.selectProjection)
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layout.addWidget(btn)
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widget.setLayout(layout)
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self.combo.setEditable(True)
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crss = self.dialog.getAvailableValuesOfType(ParameterCrs)
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for crs in crss:
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self.combo.addItem(self.dialog.resolveValueDescription(crs), crs)
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raster = self.dialog.getAvailableValuesOfType(ParameterRaster, OutputRaster)
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vector = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector)
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for r in raster:
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self.combo.addItem("Crs of layer " + self.dialog.resolveValueDescription(r), r)
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for v in vector:
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self.combo.addItem("Crs of layer " + self.dialog.resolveValueDescription(v), v)
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if not self.param.default:
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self.combo.setEditText(self.param.default)
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return widget
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else:
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widget = QgsProjectionSelectionWidget()
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if self.param.optional:
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widget.setOptionVisible(QgsProjectionSelectionWidget.CrsNotSet, True)
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if self.param.default:
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crs = QgsCoordinateReferenceSystem(self.param.default)
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widget.setCrs(crs)
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return widget
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def selectProjection(self):
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dialog = QgsGenericProjectionSelector(self.widget)
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current_crs = QgsCoordinateReferenceSystem(self.combo.currentText())
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if current_crs.isValid():
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dialog.setSelectedCrsId(current_crs.srsid())
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if dialog.exec_():
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self.setValue(dialog.selectedAuthId())
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def setValue(self, value):
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if self.dialogType == DIALOG_MODELER:
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self.setComboValue(value, self.combo)
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else:
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self.widget.setCrs(QgsCoordinateReferenceSystem(value))
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def value(self):
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if self.dialogType == DIALOG_MODELER:
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return self.comboValue(combobox=self.combo)
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else:
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crs = self.widget.crs()
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if crs.isValid():
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return self.widget.crs().authid()
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else:
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return None
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class ExtentWidgetWrapper(WidgetWrapper):
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USE_MIN_COVERING_EXTENT = "[Use min covering extent]"
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def createWidget(self):
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if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
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return ExtentSelectionPanel(self.dialog, self.param)
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else:
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widget = QComboBox()
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widget.setEditable(True)
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extents = self.dialog.getAvailableValuesOfType(ParameterExtent, OutputExtent)
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if self.param.optional:
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widget.addItem(self.USE_MIN_COVERING_EXTENT, None)
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raster = self.dialog.getAvailableValuesOfType(ParameterRaster, OutputRaster)
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vector = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector)
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for ex in extents:
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widget.addItem(self.dialog.resolveValueDescription(ex), ex)
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for r in raster:
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widget.addItem("Extent of " + self.dialog.resolveValueDescription(r), r)
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for v in vector:
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widget.addItem("Extent of " + self.dialog.resolveValueDescription(v), v)
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if not self.param.default:
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widget.setEditText(self.param.default)
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return widget
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def setValue(self, value):
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if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
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self.widget.setExtentFromString(value)
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else:
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self.setComboValue(value)
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def value(self):
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if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
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return self.widget.getValue()
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else:
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idx = self.widget.findText(self.widget.currentText())
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if idx < 0:
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s = str(self.widget.currentText()).strip()
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if s:
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try:
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tokens = s.split(',')
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if len(tokens) != 4:
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raise InvalidParameterValue()
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for token in tokens:
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float(token)
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except:
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raise InvalidParameterValue()
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elif self.param.optional:
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s = None
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else:
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raise InvalidParameterValue()
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return s
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else:
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return self.widget.itemData(self.widget.currentIndex())
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class PointWidgetWrapper(WidgetWrapper):
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def createWidget(self):
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if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
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return PointSelectionPanel(self.dialog, self.param.default)
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else:
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item = QComboBox()
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item.setEditable(True)
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points = self.dialog.getAvailableValuesOfType(ParameterPoint)
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for p in points:
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item.addItem(self.dialog.resolveValueDescription(p), p)
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item.setEditText(str(self.param.default))
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return item
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def setValue(self, value):
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if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
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self.widget.setPointFromString(value)
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else:
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self.setComboValue(value)
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def value(self):
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if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
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return self.widget.getValue()
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else:
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idx = self.widget.findText(self.widget.currentText())
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if idx < 0:
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s = str(self.widget.currentText()).strip()
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if s:
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try:
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tokens = s.split(',')
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if len(tokens) != 2:
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raise InvalidParameterValue()
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for token in tokens:
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float(token)
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except:
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raise InvalidParameterValue()
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elif self.param.optional:
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s = None
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else:
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raise InvalidParameterValue()
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return s
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else:
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return self.widget.itemData(self.widget.currentIndex())
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class FileWidgetWrapper(WidgetWrapper):
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def createWidget(self):
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if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
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return FileSelectionPanel(self.param.isFolder, self.param.ext)
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else:
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widget = QComboBox()
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widget.setEditable(True)
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files = self.dialog.getAvailableValuesOfType(ParameterFile, OutputFile)
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for f in files:
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widget.addItem(self.dialog.resolveValueDescription(f), f)
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return widget
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def setValue(self, value):
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if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
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self.widget.setText(value)
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else:
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self.setComboValue(value)
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def value(self):
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if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
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return self.widget.getValue()
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else:
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return self.comboValue()
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class FixedTableWidgetWrapper(WidgetWrapper):
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def createWidget(self):
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return FixedTablePanel(self.param)
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def setValue(self, value):
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pass
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def value(self):
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if self.dialogType == DIALOG_MODELER:
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table = self.widget.table
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if not bool(table) and not self.param.optional:
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raise InvalidParameterValue()
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return ParameterFixedTable.tableToString(table)
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else:
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return self.widget.table
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class MultipleInputWidgetWrapper(WidgetWrapper):
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def _getOptions(self):
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if self.param.datatype == dataobjects.TYPE_VECTOR_ANY:
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options = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector)
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elif self.param.datatype == dataobjects.TYPE_VECTOR_POINT:
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options = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector,
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[dataobjects.TYPE_VECTOR_POINT, dataobjects.TYPE_VECTOR_ANY])
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elif self.param.datatype == dataobjects.TYPE_VECTOR_LINE:
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options = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector,
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[dataobjects.TYPE_VECTOR_LINE, dataobjects.TYPE_VECTOR_ANY])
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elif self.param.datatype == dataobjects.TYPE_VECTOR_POLYGON:
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options = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector,
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[dataobjects.TYPE_VECTOR_POLYGON, dataobjects.TYPE_VECTOR_ANY])
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elif self.param.datatype == dataobjects.TYPE_RASTER:
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options = self.dialog.getAvailableValuesOfType(ParameterRaster, OutputRaster)
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else:
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options = self.dialog.getAvailableValuesOfType(ParameterFile, OutputFile)
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options = sorted(options, key=lambda opt: self.dialog.resolveValueDescription(opt))
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return options
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def createWidget(self):
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if self.dialogType == DIALOG_STANDARD:
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if self.param.datatype == dataobjects.TYPE_FILE:
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return MultipleInputPanel(datatype=dataobjects.TYPE_FILE)
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else:
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if self.param.datatype == dataobjects.TYPE_RASTER:
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options = dataobjects.getRasterLayers(sorting=False)
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elif self.param.datatype == dataobjects.TYPE_VECTOR_ANY:
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options = dataobjects.getVectorLayers(sorting=False)
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else:
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options = dataobjects.getVectorLayers([self.param.datatype], sorting=False)
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opts = [getExtendedLayerName(opt) for opt in options]
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return MultipleInputPanel(opts)
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elif self.dialogType == DIALOG_BATCH:
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widget = BatchInputSelectionPanel(self.param, self.row, self.col, self.dialog)
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widget.valueChanged.connect(lambda: self.widgetValueHasChanged.emit(self))
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return widget
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else:
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options = [self.dialog.resolveValueDescription(opt) for opt in self._getOptions()]
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return MultipleInputPanel(options)
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def refresh(self):
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if self.param.datatype != dataobjects.TYPE_FILE:
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if self.param.datatype == dataobjects.TYPE_RASTER:
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options = dataobjects.getRasterLayers(sorting=False)
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elif self.param.datatype == dataobjects.TYPE_VECTOR_ANY:
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options = dataobjects.getVectorLayers(sorting=False)
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else:
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options = dataobjects.getVectorLayers([self.param.datatype], sorting=False)
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opts = [self.getExtendedLayerName(opt) for opt in options]
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self.widget.updateForOptions(opts)
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def setValue(self, value):
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if self.dialogType == DIALOG_STANDARD:
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pass # TODO
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elif self.dialogType == DIALOG_BATCH:
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return self.widget.setText(value)
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else:
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options = self._getOptions()
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selected = []
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for i, opt in enumerate(options):
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if opt in value:
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selected.append(i)
|
|
self.widget.setSelectedItems(selected)
|
|
|
|
def value(self):
|
|
if self.dialogType == DIALOG_STANDARD:
|
|
if self.param.datatype == dataobjects.TYPE_FILE:
|
|
return self.param.setValue(self.widget.selectedoptions)
|
|
else:
|
|
if self.param.datatype == dataobjects.TYPE_RASTER:
|
|
options = dataobjects.getRasterLayers(sorting=False)
|
|
elif self.param.datatype == dataobjects.TYPE_VECTOR_ANY:
|
|
options = dataobjects.getVectorLayers(sorting=False)
|
|
else:
|
|
options = dataobjects.getVectorLayers([self.param.datatype], sorting=False)
|
|
return [options[i] for i in self.widget.selectedoptions]
|
|
elif self.dialogType == DIALOG_BATCH:
|
|
return self.widget.getText()
|
|
else:
|
|
options = self._getOptions()
|
|
values = [options[i] for i in self.widget.selectedoptions]
|
|
if len(values) == 0 and not self.param.optional:
|
|
raise InvalidParameterValue()
|
|
return values
|
|
|
|
|
|
class NumberWidgetWrapper(WidgetWrapper):
|
|
|
|
def createWidget(self):
|
|
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
|
|
return NumberInputPanel(self.param)
|
|
else:
|
|
return ModellerNumberInputPanel(self.param, self.dialog)
|
|
|
|
def setValue(self, value):
|
|
self.widget.setValue(value)
|
|
|
|
def value(self):
|
|
return self.widget.getValue()
|
|
|
|
|
|
class RasterWidgetWrapper(WidgetWrapper):
|
|
|
|
NOT_SELECTED = '[Not selected]'
|
|
|
|
def createWidget(self):
|
|
if self.dialogType == DIALOG_STANDARD:
|
|
widget = QWidget()
|
|
layout = QHBoxLayout()
|
|
layout.setMargin(0)
|
|
layout.setContentsMargins(0, 0, 0, 0)
|
|
layout.setSpacing(2)
|
|
self.combo = QgsMapLayerComboBox()
|
|
layout.addWidget(self.combo)
|
|
btn = QToolButton()
|
|
btn.setText('...')
|
|
btn.setToolTip(self.tr("Select file"))
|
|
btn.clicked.connect(self.selectFile)
|
|
layout.addWidget(btn)
|
|
|
|
widget.setLayout(layout)
|
|
if self.param.optional:
|
|
self.combo.setAllowEmptyLayer(True)
|
|
if ProcessingConfig.getSetting(ProcessingConfig.SHOW_CRS_DEF):
|
|
self.combo.setShowCrs(True)
|
|
|
|
self.combo.setFilters(QgsMapLayerProxyModel.RasterLayer)
|
|
self.combo.setExcludedProviders(['grass'])
|
|
|
|
self.combo.currentIndexChanged.connect(lambda: self.widgetValueHasChanged.emit(self))
|
|
self.combo.currentTextChanged.connect(lambda: self.widgetValueHasChanged.emit(self))
|
|
return widget
|
|
elif self.dialogType == DIALOG_BATCH:
|
|
return BatchInputSelectionPanel(self.param, self.row, self.col, self.dialog)
|
|
else:
|
|
widget = QComboBox()
|
|
widget.setEditable(True)
|
|
files = self.dialog.getAvailableValuesOfType(ParameterRaster, OutputRaster)
|
|
for f in files:
|
|
widget.addItem(self.dialog.resolveValueDescription(f), f)
|
|
if self.param.optional:
|
|
widget.setEditText("")
|
|
return widget
|
|
|
|
def selectFile(self):
|
|
filename, selected_filter = self.getFileName(self.combo.currentText())
|
|
if filename:
|
|
filename = dataobjects.getRasterSublayer(filename, self.param)
|
|
items = self.combo.additionalItems()
|
|
items.append(filename)
|
|
self.combo.setAdditionalItems(items)
|
|
self.combo.setCurrentIndex(self.combo.findText(filename))
|
|
|
|
def setValue(self, value):
|
|
if self.dialogType == DIALOG_STANDARD:
|
|
pass # TODO
|
|
elif self.dialogType == DIALOG_BATCH:
|
|
self.widget.setText(value)
|
|
else:
|
|
self.setComboValue(value)
|
|
|
|
def value(self):
|
|
if self.dialogType == DIALOG_STANDARD:
|
|
try:
|
|
layer = self.combo.currentLayer()
|
|
if layer:
|
|
return layer
|
|
else:
|
|
return self.combo.currentText()
|
|
except:
|
|
return self.combo.currentText()
|
|
elif self.dialogType == DIALOG_BATCH:
|
|
return self.widget.getText()
|
|
else:
|
|
def validator(v):
|
|
if not bool(v):
|
|
return self.param.optional
|
|
else:
|
|
return os.path.exists(v)
|
|
return self.comboValue(validator)
|
|
|
|
|
|
class SelectionWidgetWrapper(WidgetWrapper):
|
|
|
|
def createWidget(self):
|
|
if self.param.multiple:
|
|
return MultipleInputPanel(options=self.param.options)
|
|
else:
|
|
widget = QComboBox()
|
|
widget.addItems(self.param.options)
|
|
if self.param.default:
|
|
widget.setCurrentIndex(self.param.default)
|
|
return widget
|
|
|
|
def setValue(self, value):
|
|
if self.param.multiple:
|
|
self.widget.setSelectedItems(value)
|
|
else:
|
|
self.widget.setCurrentIndex(int(value))
|
|
|
|
def value(self):
|
|
if self.param.multiple:
|
|
return self.widget.selectedoptions
|
|
else:
|
|
return self.widget.currentIndex()
|
|
|
|
|
|
class VectorWidgetWrapper(WidgetWrapper):
|
|
|
|
NOT_SELECTED = '[Not selected]'
|
|
|
|
def createWidget(self):
|
|
if self.dialogType == DIALOG_STANDARD:
|
|
widget = QWidget()
|
|
layout = QHBoxLayout()
|
|
layout.setMargin(0)
|
|
layout.setContentsMargins(0, 0, 0, 0)
|
|
layout.setSpacing(2)
|
|
self.combo = QgsMapLayerComboBox()
|
|
layout.addWidget(self.combo)
|
|
btn = QToolButton()
|
|
btn.setText('...')
|
|
btn.setToolTip(self.tr("Select file"))
|
|
btn.clicked.connect(self.selectFile)
|
|
layout.addWidget(btn)
|
|
|
|
widget.setLayout(layout)
|
|
|
|
filters = QgsMapLayerProxyModel.Filters()
|
|
if self.param.datatype == [-1] or -1 in self.param.datatype:
|
|
filters = QgsMapLayerProxyModel.HasGeometry
|
|
if QgsWkbTypes.PointGeometry in self.param.datatype:
|
|
filters |= QgsMapLayerProxyModel.PointLayer
|
|
if QgsWkbTypes.LineGeometry in self.param.datatype:
|
|
filters |= QgsMapLayerProxyModel.LineLayer
|
|
if QgsWkbTypes.PolygonGeometry in self.param.datatype:
|
|
filters |= QgsMapLayerProxyModel.PolygonLayer
|
|
|
|
if self.param.optional:
|
|
self.combo.setAllowEmptyLayer(True)
|
|
if ProcessingConfig.getSetting(ProcessingConfig.SHOW_CRS_DEF):
|
|
self.combo.setShowCrs(True)
|
|
|
|
self.combo.setFilters(filters)
|
|
self.combo.setExcludedProviders(['grass'])
|
|
|
|
self.combo.currentIndexChanged.connect(lambda: self.widgetValueHasChanged.emit(self))
|
|
self.combo.currentTextChanged.connect(lambda: self.widgetValueHasChanged.emit(self))
|
|
return widget
|
|
|
|
elif self.dialogType == DIALOG_BATCH:
|
|
widget = BatchInputSelectionPanel(self.param, self.row, self.col, self.dialog)
|
|
widget.valueChanged.connect(lambda: self.widgetValueHasChanged.emit(self))
|
|
return widget
|
|
else:
|
|
widget = QComboBox()
|
|
layers = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector)
|
|
widget.setEditable(True)
|
|
for layer in layers:
|
|
widget.addItem(self.dialog.resolveValueDescription(layer), layer)
|
|
if self.param.optional:
|
|
widget.setEditText("")
|
|
return widget
|
|
|
|
def selectFile(self):
|
|
filename, selected_filter = self.getFileName(self.combo.currentText())
|
|
if filename:
|
|
filename = dataobjects.getRasterSublayer(filename, self.param)
|
|
items = self.combo.additionalItems()
|
|
items.append(filename)
|
|
self.combo.setAdditionalItems(items)
|
|
self.combo.setCurrentIndex(self.combo.findText(filename))
|
|
|
|
def setValue(self, value):
|
|
if self.dialogType == DIALOG_STANDARD:
|
|
pass # TODO
|
|
elif self.dialogType == DIALOG_BATCH:
|
|
self.widget.setValue(value)
|
|
else:
|
|
self.setComboValue(value)
|
|
|
|
def value(self):
|
|
if self.dialogType == DIALOG_STANDARD:
|
|
try:
|
|
layer = self.combo.currentLayer()
|
|
if layer:
|
|
return layer
|
|
else:
|
|
return self.combo.currentText()
|
|
except:
|
|
return self.combo.currentText()
|
|
elif self.dialogType == DIALOG_BATCH:
|
|
return self.widget.value()
|
|
else:
|
|
def validator(v):
|
|
if not bool(v):
|
|
return self.param.optional
|
|
else:
|
|
return os.path.exists(v)
|
|
return self.comboValue(validator)
|
|
|
|
|
|
class StringWidgetWrapper(WidgetWrapper):
|
|
|
|
def createWidget(self):
|
|
if self.dialogType == DIALOG_STANDARD:
|
|
if self.param.multiline:
|
|
widget = QPlainTextEdit()
|
|
if self.param.default:
|
|
widget.setPlainText(self.param.default)
|
|
else:
|
|
widget = StringInputPanel(self.param)
|
|
if self.param.default:
|
|
widget.setValue(self.param.default)
|
|
elif self.dialogType == DIALOG_BATCH:
|
|
widget = QLineEdit()
|
|
if self.param.default:
|
|
widget.setText(self.param.default)
|
|
else:
|
|
# strings, numbers, files and table fields are all allowed input types
|
|
strings = self.dialog.getAvailableValuesOfType([ParameterString, ParameterNumber, ParameterFile,
|
|
ParameterTableField, ParameterExpression], OutputString)
|
|
options = [(self.dialog.resolveValueDescription(s), s) for s in strings]
|
|
if self.param.multiline:
|
|
widget = MultilineTextPanel(options)
|
|
widget.setText(self.param.default or "")
|
|
else:
|
|
widget = QComboBox()
|
|
widget.setEditable(True)
|
|
for desc, val in options:
|
|
widget.addItem(desc, val)
|
|
widget.setEditText(self.param.default or "")
|
|
return widget
|
|
|
|
def setValue(self, value):
|
|
if self.dialogType == DIALOG_STANDARD:
|
|
pass # TODO
|
|
elif self.dialogType == DIALOG_BATCH:
|
|
self.widget.setText(value)
|
|
else:
|
|
if self.param.multiline:
|
|
self.widget.setValue(value)
|
|
else:
|
|
self.setComboValue(value)
|
|
|
|
def value(self):
|
|
if self.dialogType in DIALOG_STANDARD:
|
|
if self.param.multiline:
|
|
text = self.widget.toPlainText()
|
|
else:
|
|
text = self.widget.getValue()
|
|
return text
|
|
if self.dialogType == DIALOG_BATCH:
|
|
return self.widget.text()
|
|
else:
|
|
if self.param.multiline:
|
|
value = self.widget.getValue()
|
|
option = self.widget.getOption()
|
|
if option == MultilineTextPanel.USE_TEXT:
|
|
if value == '':
|
|
if self.param.optional:
|
|
return None
|
|
else:
|
|
raise InvalidParameterValue()
|
|
else:
|
|
return value
|
|
else:
|
|
return value
|
|
else:
|
|
def validator(v):
|
|
return bool(v) or self.param.optional
|
|
return self.comboValue(validator)
|
|
|
|
|
|
class ExpressionWidgetWrapper(WidgetWrapper):
|
|
|
|
def createWidget(self):
|
|
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
|
|
if self.param.parent_layer:
|
|
widget = QgsFieldExpressionWidget()
|
|
else:
|
|
widget = QgsExpressionLineEdit()
|
|
if self.param.default:
|
|
widget.setExpression(self.param.default)
|
|
else:
|
|
strings = self.dialog.getAvailableValuesOfType([ParameterExpression, ParameterString, ParameterNumber], OutputString)
|
|
options = [(self.dialog.resolveValueDescription(s), s) for s in strings]
|
|
widget = QComboBox()
|
|
widget.setEditable(True)
|
|
for desc, val in options:
|
|
widget.addItem(desc, val)
|
|
widget.setEditText(self.param.default or "")
|
|
return widget
|
|
|
|
def postInitialize(self, wrappers):
|
|
for wrapper in wrappers:
|
|
if wrapper.param.name == self.param.parent_layer:
|
|
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
|
|
self.setLayer(wrapper.value())
|
|
wrapper.widgetValueHasChanged.connect(self.parentLayerChanged)
|
|
break
|
|
|
|
def parentLayerChanged(self, wrapper):
|
|
self.setLayer(wrapper.value())
|
|
|
|
def setLayer(self, layer):
|
|
if isinstance(layer, str):
|
|
layer = dataobjects.getObjectFromUri(_resolveLayers(layer))
|
|
self.widget.setLayer(layer)
|
|
|
|
def setValue(self, value):
|
|
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
|
|
self.widget.setExpression(value)
|
|
else:
|
|
self.setComboValue(value)
|
|
|
|
def value(self):
|
|
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
|
|
try:
|
|
return self.widget.asExpression()
|
|
except:
|
|
return self.widget.expression()
|
|
else:
|
|
def validator(v):
|
|
return bool(v) or self.param.optional
|
|
return self.comboValue(validator)
|
|
|
|
|
|
class TableWidgetWrapper(WidgetWrapper):
|
|
|
|
NOT_SELECTED = '[Not selected]'
|
|
|
|
def createWidget(self):
|
|
if self.dialogType == DIALOG_STANDARD:
|
|
widget = QWidget()
|
|
layout = QHBoxLayout()
|
|
layout.setMargin(0)
|
|
layout.setContentsMargins(0, 0, 0, 0)
|
|
layout.setSpacing(2)
|
|
self.combo = QgsMapLayerComboBox()
|
|
layout.addWidget(self.combo)
|
|
btn = QToolButton()
|
|
btn.setText('...')
|
|
btn.setToolTip(self.tr("Select file"))
|
|
btn.clicked.connect(self.selectFile)
|
|
layout.addWidget(btn)
|
|
|
|
widget.setLayout(layout)
|
|
|
|
if self.param.optional:
|
|
self.combo.setAllowEmptyLayer(True)
|
|
|
|
self.combo.setFilters(QgsMapLayerProxyModel.VectorLayer)
|
|
self.combo.setExcludedProviders(['grass'])
|
|
|
|
self.combo.currentIndexChanged.connect(lambda: self.widgetValueHasChanged.emit(self))
|
|
self.combo.currentTextChanged.connect(lambda: self.widgetValueHasChanged.emit(self))
|
|
return widget
|
|
|
|
elif self.dialogType == DIALOG_BATCH:
|
|
return BatchInputSelectionPanel(self.param, self.row, self.col, self.dialog)
|
|
else:
|
|
widget = QComboBox()
|
|
tables = self.dialog.getAvailableValuesOfType(ParameterTable, OutputTable)
|
|
layers = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector)
|
|
if self.param.optional:
|
|
widget.addItem(self.NOT_SELECTED, None)
|
|
for table in tables:
|
|
widget.addItem(self.dialog.resolveValueDescription(table), table)
|
|
for layer in layers:
|
|
widget.addItem(self.dialog.resolveValueDescription(layer), layer)
|
|
return widget
|
|
|
|
def selectFile(self):
|
|
filename, selected_filter = self.getFileName(self.combo.currentText())
|
|
if filename:
|
|
filename = dataobjects.getRasterSublayer(filename, self.param)
|
|
items = self.combo.additionalItems()
|
|
items.append(filename)
|
|
self.combo.setAdditionalItems(items)
|
|
self.combo.setCurrentIndex(self.combo.findText(filename))
|
|
|
|
def setValue(self, value):
|
|
if self.dialogType == DIALOG_STANDARD:
|
|
pass # TODO
|
|
elif self.dialogType == DIALOG_BATCH:
|
|
return self.widget.setText(value)
|
|
else:
|
|
self.setComboValue(value)
|
|
|
|
def value(self):
|
|
if self.dialogType == DIALOG_STANDARD:
|
|
try:
|
|
layer = self.combo.currentLayer()
|
|
if layer:
|
|
return layer
|
|
else:
|
|
return self.combo.currentText()
|
|
except:
|
|
return self.combo.currentText()
|
|
elif self.dialogType == DIALOG_BATCH:
|
|
return self.widget.value()
|
|
else:
|
|
def validator(v):
|
|
return bool(v) or self.param.optional
|
|
return self.comboValue(validator)
|
|
|
|
|
|
class TableFieldWidgetWrapper(WidgetWrapper):
|
|
|
|
NOT_SET = '[Not set]'
|
|
|
|
def createWidget(self):
|
|
self._layer = None
|
|
|
|
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
|
|
if self.param.multiple:
|
|
return MultipleInputPanel(options=[])
|
|
else:
|
|
widget = QgsFieldComboBox()
|
|
widget.setAllowEmptyFieldName(self.param.optional)
|
|
if self.param.datatype == ParameterTableField.DATA_TYPE_NUMBER:
|
|
widget.setFilters(QgsFieldProxyModel.Numeric)
|
|
elif self.param.datatype == ParameterTableField.DATA_TYPE_STRING:
|
|
widget.setFilters(QgsFieldProxyModel.String)
|
|
|
|
return widget
|
|
else:
|
|
widget = QComboBox()
|
|
widget.setEditable(True)
|
|
fields = self.dialog.getAvailableValuesOfType(ParameterTableField, None)
|
|
if self.param.optional:
|
|
widget.addItem(self.NOT_SET, None)
|
|
for f in fields:
|
|
widget.addItem(self.dialog.resolveValueDescription(f), f)
|
|
return widget
|
|
|
|
def postInitialize(self, wrappers):
|
|
for wrapper in wrappers:
|
|
if wrapper.param.name == self.param.parent:
|
|
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
|
|
self.setLayer(wrapper.value())
|
|
wrapper.widgetValueHasChanged.connect(self.parentValueChanged)
|
|
break
|
|
|
|
def parentValueChanged(self, wrapper):
|
|
self.setLayer(wrapper.value())
|
|
|
|
def setLayer(self, layer):
|
|
if isinstance(layer, str):
|
|
layer = dataobjects.getObjectFromUri(_resolveLayers(layer))
|
|
self._layer = layer
|
|
self.refreshItems()
|
|
|
|
def refreshItems(self):
|
|
if self.param.multiple:
|
|
self.widget.updateForOptions(self.getFields())
|
|
else:
|
|
self.widget.setLayer(self._layer)
|
|
self.widget.setCurrentIndex(0)
|
|
|
|
def getFields(self):
|
|
if self._layer is None:
|
|
return []
|
|
fieldTypes = []
|
|
if self.param.datatype == ParameterTableField.DATA_TYPE_STRING:
|
|
fieldTypes = [QVariant.String]
|
|
elif self.param.datatype == ParameterTableField.DATA_TYPE_NUMBER:
|
|
fieldTypes = [QVariant.Int, QVariant.Double, QVariant.LongLong,
|
|
QVariant.UInt, QVariant.ULongLong]
|
|
|
|
fieldNames = set()
|
|
for field in self._layer.fields():
|
|
if not fieldTypes or field.type() in fieldTypes:
|
|
fieldNames.add(str(field.name()))
|
|
return sorted(list(fieldNames), key=cmp_to_key(locale.strcoll))
|
|
|
|
def setValue(self, value):
|
|
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
|
|
if self.param.multiple:
|
|
options = self.widget.options
|
|
selected = []
|
|
for i, opt in enumerate(options):
|
|
if opt in value:
|
|
selected.append(i)
|
|
self.widget.setSelectedItems(selected)
|
|
else:
|
|
self.widget.setField(value)
|
|
else:
|
|
self.setComboValue(value)
|
|
|
|
def value(self):
|
|
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
|
|
if self.param.multiple:
|
|
return [self.widget.options[i] for i in self.widget.selectedoptions]
|
|
else:
|
|
f = self.widget.field()
|
|
if self.param.optional and not f:
|
|
return None
|
|
return f
|
|
else:
|
|
def validator(v):
|
|
return bool(v) or self.param.optional
|
|
return self.comboValue(validator)
|
|
|
|
|
|
def GeometryPredicateWidgetWrapper(WidgetWrapper):
|
|
|
|
def createWidget(self):
|
|
return GeometryPredicateSelectionPanel()
|
|
|
|
def setValue(self, value):
|
|
self.widget.setValue(value)
|
|
|
|
def value(self):
|
|
return self.widget.value()
|