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2628c480c5
Prevent changes to files that weren't changed between releases. This eases review of the changes between releases significantly.
151 lines
5.1 KiB
Python
151 lines
5.1 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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EnumModelerWidget.py
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---------------------
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Date : May 2018
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Copyright : (C) 2018 by Alexander Bruy
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Email : alexander dot bruy 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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__author__ = 'Alexander Bruy'
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__date__ = 'May 2018'
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__copyright__ = '(C) 2018, Alexander Bruy'
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import os
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import warnings
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from qgis.PyQt import uic
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from qgis.PyQt.QtCore import Qt
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from qgis.PyQt.QtGui import QStandardItemModel, QStandardItem
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from qgis.PyQt.QtWidgets import QMessageBox
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from qgis.core import QgsApplication
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pluginPath = os.path.split(os.path.dirname(__file__))[0]
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with warnings.catch_warnings():
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warnings.filterwarnings("ignore", category=DeprecationWarning)
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WIDGET, BASE = uic.loadUiType(
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os.path.join(pluginPath, 'ui', 'enummodelerwidgetbase.ui'))
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class EnumModelerWidget(BASE, WIDGET):
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def __init__(self, parent=None):
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super(EnumModelerWidget, self).__init__(parent)
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self.setupUi(self)
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self.btnAdd.setIcon(QgsApplication.getThemeIcon('/symbologyAdd.svg'))
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self.btnRemove.setIcon(QgsApplication.getThemeIcon('/symbologyRemove.svg'))
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self.btnClear.setIcon(QgsApplication.getThemeIcon('console/iconClearConsole.svg'))
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self.btnAdd.clicked.connect(self.addItem)
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self.btnRemove.clicked.connect(lambda: self.removeItems())
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self.btnClear.clicked.connect(lambda: self.removeItems(True))
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self.lstItems.setModel(QStandardItemModel())
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self.lstItems.model().itemChanged.connect(self.onItemChanged)
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def onItemChanged(self, item):
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model = self.lstItems.model()
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checkedItem = None
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for i in range(model.rowCount()):
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itm = model.item(i)
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if itm.checkState() == Qt.Checked and itm.data() == Qt.Checked:
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checkedItem = i
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break
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model.blockSignals(True)
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if checkedItem is None:
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item.setData(item.checkState())
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else:
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if self.chkAllowMultiple.isChecked():
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item.setData(item.checkState())
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else:
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model.item(checkedItem).setCheckState(Qt.Unchecked)
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model.item(checkedItem).setData(Qt.Unchecked)
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item.setData(item.checkState())
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model.blockSignals(False)
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def addItem(self):
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model = self.lstItems.model()
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item = QStandardItem('new item')
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item.setCheckable(True)
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item.setDropEnabled(False)
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item.setData(Qt.Unchecked)
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model.appendRow(item)
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def removeItems(self, removeAll=False):
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if removeAll:
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res = QMessageBox.question(self, self.tr('Clear?'), self.tr('Are you sure you want to delete all items?'))
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if res == QMessageBox.Yes:
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self.lstItems.model().clear()
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else:
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self.lstItems.setUpdatesEnabled(False)
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indexes = sorted(self.lstItems.selectionModel().selectedIndexes())
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for i in reversed(indexes):
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self.lstItems.model().removeRow(i.row())
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self.lstItems.setUpdatesEnabled(True)
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def options(self):
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items = []
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model = self.lstItems.model()
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for i in range(model.rowCount()):
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item = model.item(i)
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items.append(item.text())
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return items
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def defaultOptions(self):
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options = []
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model = self.lstItems.model()
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for i in range(model.rowCount()):
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item = model.item(i)
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if item.checkState() == Qt.Checked:
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if not self.allowMultiple():
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return i
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options.append(i)
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return options if len(options) > 0 else None
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def allowMultiple(self):
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return self.chkAllowMultiple.isChecked()
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def setOptions(self, options):
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model = self.lstItems.model()
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for i in options:
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item = QStandardItem(i)
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item.setCheckable(True)
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item.setDropEnabled(False)
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item.setData(Qt.Unchecked)
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model.appendRow(item)
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def setDefault(self, indexes):
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if indexes is None:
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return
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model = self.lstItems.model()
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if not isinstance(indexes, (list, tuple)):
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indexes = [indexes]
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for i in indexes:
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item = model.item(i)
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if item:
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item.setCheckState(Qt.Checked)
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item.setData(Qt.Checked)
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def setAllowMultiple(self, allowMultiple):
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self.chkAllowMultiple.setChecked(allowMultiple)
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