mirror of
https://github.com/qgis/QGIS.git
synced 2025-02-27 00:33:48 -05:00
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 -*-
|
|
|
|
"""
|
|
***************************************************************************
|
|
EnumModelerWidget.py
|
|
---------------------
|
|
Date : May 2018
|
|
Copyright : (C) 2018 by Alexander Bruy
|
|
Email : alexander dot bruy at gmail dot com
|
|
***************************************************************************
|
|
* *
|
|
* This program is free software; you can redistribute it and/or modify *
|
|
* it under the terms of the GNU General Public License as published by *
|
|
* the Free Software Foundation; either version 2 of the License, or *
|
|
* (at your option) any later version. *
|
|
* *
|
|
***************************************************************************
|
|
"""
|
|
|
|
__author__ = 'Alexander Bruy'
|
|
__date__ = 'May 2018'
|
|
__copyright__ = '(C) 2018, Alexander Bruy'
|
|
|
|
import os
|
|
import warnings
|
|
|
|
from qgis.PyQt import uic
|
|
from qgis.PyQt.QtCore import Qt
|
|
from qgis.PyQt.QtGui import QStandardItemModel, QStandardItem
|
|
from qgis.PyQt.QtWidgets import QMessageBox
|
|
|
|
from qgis.core import QgsApplication
|
|
|
|
pluginPath = os.path.split(os.path.dirname(__file__))[0]
|
|
|
|
with warnings.catch_warnings():
|
|
warnings.filterwarnings("ignore", category=DeprecationWarning)
|
|
WIDGET, BASE = uic.loadUiType(
|
|
os.path.join(pluginPath, 'ui', 'enummodelerwidgetbase.ui'))
|
|
|
|
|
|
class EnumModelerWidget(BASE, WIDGET):
|
|
|
|
def __init__(self, parent=None):
|
|
super(EnumModelerWidget, self).__init__(parent)
|
|
self.setupUi(self)
|
|
|
|
self.btnAdd.setIcon(QgsApplication.getThemeIcon('/symbologyAdd.svg'))
|
|
self.btnRemove.setIcon(QgsApplication.getThemeIcon('/symbologyRemove.svg'))
|
|
self.btnClear.setIcon(QgsApplication.getThemeIcon('console/iconClearConsole.svg'))
|
|
|
|
self.btnAdd.clicked.connect(self.addItem)
|
|
self.btnRemove.clicked.connect(lambda: self.removeItems())
|
|
self.btnClear.clicked.connect(lambda: self.removeItems(True))
|
|
|
|
self.lstItems.setModel(QStandardItemModel())
|
|
|
|
self.lstItems.model().itemChanged.connect(self.onItemChanged)
|
|
|
|
def onItemChanged(self, item):
|
|
model = self.lstItems.model()
|
|
checkedItem = None
|
|
for i in range(model.rowCount()):
|
|
itm = model.item(i)
|
|
if itm.checkState() == Qt.Checked and itm.data() == Qt.Checked:
|
|
checkedItem = i
|
|
break
|
|
|
|
model.blockSignals(True)
|
|
if checkedItem is None:
|
|
item.setData(item.checkState())
|
|
else:
|
|
if self.chkAllowMultiple.isChecked():
|
|
item.setData(item.checkState())
|
|
else:
|
|
model.item(checkedItem).setCheckState(Qt.Unchecked)
|
|
model.item(checkedItem).setData(Qt.Unchecked)
|
|
|
|
item.setData(item.checkState())
|
|
model.blockSignals(False)
|
|
|
|
def addItem(self):
|
|
model = self.lstItems.model()
|
|
|
|
item = QStandardItem('new item')
|
|
item.setCheckable(True)
|
|
item.setDropEnabled(False)
|
|
item.setData(Qt.Unchecked)
|
|
|
|
model.appendRow(item)
|
|
|
|
def removeItems(self, removeAll=False):
|
|
if removeAll:
|
|
res = QMessageBox.question(self, self.tr('Clear?'), self.tr('Are you sure you want to delete all items?'))
|
|
if res == QMessageBox.Yes:
|
|
self.lstItems.model().clear()
|
|
else:
|
|
self.lstItems.setUpdatesEnabled(False)
|
|
indexes = sorted(self.lstItems.selectionModel().selectedIndexes())
|
|
for i in reversed(indexes):
|
|
self.lstItems.model().removeRow(i.row())
|
|
self.lstItems.setUpdatesEnabled(True)
|
|
|
|
def options(self):
|
|
items = []
|
|
model = self.lstItems.model()
|
|
for i in range(model.rowCount()):
|
|
item = model.item(i)
|
|
items.append(item.text())
|
|
|
|
return items
|
|
|
|
def defaultOptions(self):
|
|
options = []
|
|
model = self.lstItems.model()
|
|
for i in range(model.rowCount()):
|
|
item = model.item(i)
|
|
if item.checkState() == Qt.Checked:
|
|
if not self.allowMultiple():
|
|
return i
|
|
options.append(i)
|
|
return options if len(options) > 0 else None
|
|
|
|
def allowMultiple(self):
|
|
return self.chkAllowMultiple.isChecked()
|
|
|
|
def setOptions(self, options):
|
|
model = self.lstItems.model()
|
|
for i in options:
|
|
item = QStandardItem(i)
|
|
item.setCheckable(True)
|
|
item.setDropEnabled(False)
|
|
item.setData(Qt.Unchecked)
|
|
|
|
model.appendRow(item)
|
|
|
|
def setDefault(self, indexes):
|
|
if indexes is None:
|
|
return
|
|
model = self.lstItems.model()
|
|
if not isinstance(indexes, (list, tuple)):
|
|
indexes = [indexes]
|
|
for i in indexes:
|
|
item = model.item(i)
|
|
if item:
|
|
item.setCheckState(Qt.Checked)
|
|
item.setData(Qt.Checked)
|
|
|
|
def setAllowMultiple(self, allowMultiple):
|
|
self.chkAllowMultiple.setChecked(allowMultiple)
|