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99 lines
3.5 KiB
Python
99 lines
3.5 KiB
Python
"""
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***************************************************************************
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qgssettingsenumflageditorwrapper.py
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---------------------
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Date : October 2024
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Copyright : (C) 2021 by Denis Rouzaud
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Email : denis@opengis.ch
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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 qgis.PyQt.QtWidgets import QComboBox
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from qgis.core import QgsSettingsEntryBase
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from qgis.gui import QgsSettingsEditorWidgetWrapper
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class PyQgsSettingsEnumEditorWidgetWrapper(QgsSettingsEditorWidgetWrapper):
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"""
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A settings editor widget wrapper for enum settings as PyQgsSettingsEntryEnumFlag
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"""
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def __init__(
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self, parent=None, editor=None, setting=None, displayStrings: dict = None
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):
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self.setting = setting
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self.editor = editor
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self.displayStrings = {}
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super().__init__(parent)
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if editor is not None and setting is not None:
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if displayStrings:
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self.displayStrings = displayStrings
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self.configureEditor(editor, setting)
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def id(self):
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return "py-enum"
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def createWrapper(self, parent=None):
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return PyQgsSettingsEnumEditorWidgetWrapper(parent)
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def setWidgetFromSetting(self):
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if self.setting:
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return self.setWidgetFromVariant(
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self.setting.valueAsVariant(self.dynamicKeyPartList())
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)
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return False
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def setSettingFromWidget(self):
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if self.editor:
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self.setting.setVariantValue(
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self.variantValueFromWidget(), self.dynamicKeyPartList()
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)
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return True
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else:
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return False
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def variantValueFromWidget(self):
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if self.editor:
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return self.editor.currentData()
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return None
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def setWidgetFromVariant(self, value):
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if self.editor and value is not None:
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if isinstance(value, int):
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value = self.setting.metaEnum().valueToKey(value)
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idx = self.editor.findData(value)
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self.editor.setCurrentIndex(idx)
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return idx >= 0
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return False
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def createEditorPrivate(self, parent=None):
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return QComboBox(parent)
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def configureEditorPrivate(self, editor: QComboBox, setting: QgsSettingsEntryBase):
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self.setting = setting
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if isinstance(editor, QComboBox):
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self.editor = editor
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for i in range(self.setting.metaEnum().keyCount()):
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value = self.setting.metaEnum().value(i)
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key = self.setting.metaEnum().key(i)
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text = self.displayStrings.get(value, key)
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self.editor.addItem(text, key)
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return True
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else:
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return False
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def enableAutomaticUpdatePrivate(self):
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self.editor.currentIndexChanged.connect(
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lambda: self.setting.setValue(
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self.editor.currentData(), self.dynamicKeyPartList()
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)
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)
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