############################################################################# ## ## Copyright (C) 2013 Riverbank Computing Limited. ## Copyright (C) 2016 The Qt Company Ltd. ## Contact: http://www.qt.io/licensing/ ## ## This file is part of the Qt for Python examples of the Qt Toolkit. ## ## $QT_BEGIN_LICENSE:BSD$ ## You may use this file under the terms of the BSD license as follows: ## ## "Redistribution and use in source and binary forms, with or without ## modification, are permitted provided that the following conditions are ## met: ## * Redistributions of source code must retain the above copyright ## notice, this list of conditions and the following disclaimer. ## * Redistributions in binary form must reproduce the above copyright ## notice, this list of conditions and the following disclaimer in ## the documentation and/or other materials provided with the ## distribution. ## * Neither the name of The Qt Company Ltd nor the names of its ## contributors may be used to endorse or promote products derived ## from this software without specific prior written permission. ## ## ## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ## ## $QT_END_LICENSE$ ## ############################################################################# from PySide2 import QtCore, QtGui, QtWidgets class Window(QtWidgets.QWidget): def __init__(self): super(Window, self).__init__() self.proxyModel = QtCore.QSortFilterProxyModel() self.proxyModel.setDynamicSortFilter(True) self.sourceGroupBox = QtWidgets.QGroupBox("Original Model") self.proxyGroupBox = QtWidgets.QGroupBox("Sorted/Filtered Model") self.sourceView = QtWidgets.QTreeView() self.sourceView.setRootIsDecorated(False) self.sourceView.setAlternatingRowColors(True) self.proxyView = QtWidgets.QTreeView() self.proxyView.setRootIsDecorated(False) self.proxyView.setAlternatingRowColors(True) self.proxyView.setModel(self.proxyModel) self.proxyView.setSortingEnabled(True) self.sortCaseSensitivityCheckBox = QtWidgets.QCheckBox("Case sensitive sorting") self.filterCaseSensitivityCheckBox = QtWidgets.QCheckBox("Case sensitive filter") self.filterPatternLineEdit = QtWidgets.QLineEdit() self.filterPatternLabel = QtWidgets.QLabel("&Filter pattern:") self.filterPatternLabel.setBuddy(self.filterPatternLineEdit) self.filterSyntaxComboBox = QtWidgets.QComboBox() self.filterSyntaxComboBox.addItem("Regular expression", QtCore.QRegExp.RegExp) self.filterSyntaxComboBox.addItem("Wildcard", QtCore.QRegExp.Wildcard) self.filterSyntaxComboBox.addItem("Fixed string", QtCore.QRegExp.FixedString) self.filterSyntaxLabel = QtWidgets.QLabel("Filter &syntax:") self.filterSyntaxLabel.setBuddy(self.filterSyntaxComboBox) self.filterColumnComboBox = QtWidgets.QComboBox() self.filterColumnComboBox.addItem("Subject") self.filterColumnComboBox.addItem("Sender") self.filterColumnComboBox.addItem("Date") self.filterColumnLabel = QtWidgets.QLabel("Filter &column:") self.filterColumnLabel.setBuddy(self.filterColumnComboBox) self.filterPatternLineEdit.textChanged.connect(self.filterRegExpChanged) self.filterSyntaxComboBox.currentIndexChanged.connect(self.filterRegExpChanged) self.filterColumnComboBox.currentIndexChanged.connect(self.filterColumnChanged) self.filterCaseSensitivityCheckBox.toggled.connect(self.filterRegExpChanged) self.sortCaseSensitivityCheckBox.toggled.connect(self.sortChanged) sourceLayout = QtWidgets.QHBoxLayout() sourceLayout.addWidget(self.sourceView) self.sourceGroupBox.setLayout(sourceLayout) proxyLayout = QtWidgets.QGridLayout() proxyLayout.addWidget(self.proxyView, 0, 0, 1, 3) proxyLayout.addWidget(self.filterPatternLabel, 1, 0) proxyLayout.addWidget(self.filterPatternLineEdit, 1, 1, 1, 2) proxyLayout.addWidget(self.filterSyntaxLabel, 2, 0) proxyLayout.addWidget(self.filterSyntaxComboBox, 2, 1, 1, 2) proxyLayout.addWidget(self.filterColumnLabel, 3, 0) proxyLayout.addWidget(self.filterColumnComboBox, 3, 1, 1, 2) proxyLayout.addWidget(self.filterCaseSensitivityCheckBox, 4, 0, 1, 2) proxyLayout.addWidget(self.sortCaseSensitivityCheckBox, 4, 2) self.proxyGroupBox.setLayout(proxyLayout) mainLayout = QtWidgets.QVBoxLayout() mainLayout.addWidget(self.sourceGroupBox) mainLayout.addWidget(self.proxyGroupBox) self.setLayout(mainLayout) self.setWindowTitle("Basic Sort/Filter Model") self.resize(500, 450) self.proxyView.sortByColumn(1, QtCore.Qt.AscendingOrder) self.filterColumnComboBox.setCurrentIndex(1) self.filterPatternLineEdit.setText("Andy|Grace") self.filterCaseSensitivityCheckBox.setChecked(True) self.sortCaseSensitivityCheckBox.setChecked(True) def setSourceModel(self, model): self.proxyModel.setSourceModel(model) self.sourceView.setModel(model) def filterRegExpChanged(self): syntax_nr = self.filterSyntaxComboBox.itemData(self.filterSyntaxComboBox.currentIndex()) syntax = QtCore.QRegExp.PatternSyntax(syntax_nr) if self.filterCaseSensitivityCheckBox.isChecked(): caseSensitivity = QtCore.Qt.CaseSensitive else: caseSensitivity = QtCore.Qt.CaseInsensitive regExp = QtCore.QRegExp(self.filterPatternLineEdit.text(), caseSensitivity, syntax) self.proxyModel.setFilterRegExp(regExp) def filterColumnChanged(self): self.proxyModel.setFilterKeyColumn(self.filterColumnComboBox.currentIndex()) def sortChanged(self): if self.sortCaseSensitivityCheckBox.isChecked(): caseSensitivity = QtCore.Qt.CaseSensitive else: caseSensitivity = QtCore.Qt.CaseInsensitive self.proxyModel.setSortCaseSensitivity(caseSensitivity) def addMail(model, subject, sender, date): model.insertRow(0) model.setData(model.index(0, 0), subject) model.setData(model.index(0, 1), sender) model.setData(model.index(0, 2), date) def createMailModel(parent): model = QtGui.QStandardItemModel(0, 3, parent) model.setHeaderData(0, QtCore.Qt.Horizontal, "Subject") model.setHeaderData(1, QtCore.Qt.Horizontal, "Sender") model.setHeaderData(2, QtCore.Qt.Horizontal, "Date") addMail(model, "Happy New Year!", "Grace K. ", QtCore.QDateTime(QtCore.QDate(2006, 12, 31), QtCore.QTime(17, 3))) addMail(model, "Radically new concept", "Grace K. ", QtCore.QDateTime(QtCore.QDate(2006, 12, 22), QtCore.QTime(9, 44))) addMail(model, "Accounts", "pascale@nospam.com", QtCore.QDateTime(QtCore.QDate(2006, 12, 31), QtCore.QTime(12, 50))) addMail(model, "Expenses", "Joe Bloggs ", QtCore.QDateTime(QtCore.QDate(2006, 12, 25), QtCore.QTime(11, 39))) addMail(model, "Re: Expenses", "Andy ", QtCore.QDateTime(QtCore.QDate(2007, 1, 2), QtCore.QTime(16, 5))) addMail(model, "Re: Accounts", "Joe Bloggs ", QtCore.QDateTime(QtCore.QDate(2007, 1, 3), QtCore.QTime(14, 18))) addMail(model, "Re: Accounts", "Andy ", QtCore.QDateTime(QtCore.QDate(2007, 1, 3), QtCore.QTime(14, 26))) addMail(model, "Sports", "Linda Smith ", QtCore.QDateTime(QtCore.QDate(2007, 1, 5), QtCore.QTime(11, 33))) addMail(model, "AW: Sports", "Rolf Newschweinstein ", QtCore.QDateTime(QtCore.QDate(2007, 1, 5), QtCore.QTime(12, 0))) addMail(model, "RE: Sports", "Petra Schmidt ", QtCore.QDateTime(QtCore.QDate(2007, 1, 5), QtCore.QTime(12, 1))) return model if __name__ == '__main__': import sys app = QtWidgets.QApplication(sys.argv) window = Window() window.setSourceModel(createMailModel(window)) window.show() sys.exit(app.exec_())