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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples of PySide2.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** BSD License Usage
+** Alternatively, 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."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtWidgets>
+
+#include "mainwindow.h"
+
+MainWindow::MainWindow()
+{
+ QMenu *fileMenu = new QMenu(tr("&File"));
+
+ QAction *quitAction = fileMenu->addAction(tr("E&xit"));
+ quitAction->setShortcut(tr("Ctrl+Q"));
+
+ QMenu *itemsMenu = new QMenu(tr("&Items"));
+
+ insertAction = itemsMenu->addAction(tr("&Insert Item"));
+ removeAction = itemsMenu->addAction(tr("&Remove Item"));
+ QAction *ascendingAction = itemsMenu->addAction(tr("Sort in &Ascending Order"));
+ QAction *descendingAction = itemsMenu->addAction(tr("Sort in &Descending Order"));
+
+ menuBar()->addMenu(fileMenu);
+ menuBar()->addMenu(itemsMenu);
+
+/* For convenient quoting:
+//! [0]
+ listWidget = QListWidget(self)
+//! [0]
+*/
+ listWidget = new QListWidget(this);
+ listWidget->setSelectionMode(QAbstractItemView::SingleSelection);
+
+ connect(quitAction, SIGNAL(triggered()), this, SLOT(close()));
+ connect(ascendingAction, SIGNAL(triggered()), this, SLOT(sortAscending()));
+ connect(descendingAction, SIGNAL(triggered()), this, SLOT(sortDescending()));
+ connect(insertAction, SIGNAL(triggered()), this, SLOT(insertItem()));
+ connect(removeAction, SIGNAL(triggered()), this, SLOT(removeItem()));
+ connect(listWidget,
+ SIGNAL(currentItemChanged(QListWidgetItem *, QListWidgetItem *)),
+ this, SLOT(updateMenus(QListWidgetItem *)));
+
+ setupListItems();
+ updateMenus(listWidget->currentItem());
+
+ setCentralWidget(listWidget);
+ setWindowTitle(tr("List Widget"));
+}
+
+void MainWindow::setupListItems()
+{
+//! [1]
+ QListWidgetItem(tr("Oak"), listWidget)
+ QListWidgetItem(tr("Fir"), listWidget)
+ QListWidgetItem(tr("Pine"), listWidget)
+//! [1]
+ new QListWidgetItem(tr("Birch"), listWidget);
+//! [2]
+ QListWidgetItem(tr("Hazel"), listWidget)
+//! [2]
+ new QListWidgetItem(tr("Redwood"), listWidget);
+//! [3]
+ QListWidgetItem(tr("Sycamore"), listWidget)
+ QListWidgetItem(tr("Chestnut"), listWidget)
+ QListWidgetItem(tr("Mahogany"), listWidget)
+//! [3]
+}
+
+void MainWindow::sortAscending()
+{
+//! [4]
+ listWidget.sortItems(Qt.AscendingOrder)
+//! [4]
+}
+
+void MainWindow::sortDescending()
+{
+//! [5]
+ listWidget.sortItems(Qt.DescendingOrder)
+//! [5]
+}
+
+void MainWindow::insertItem()
+{
+ if (!listWidget->currentItem())
+ return;
+
+ QString itemText = QInputDialog::getText(this, tr("Insert Item"),
+ tr("Input text for the new item:"));
+
+ if (itemText.isNull())
+ return;
+
+//! [6]
+ newItem = QListWidgetItem()
+ newItem.setText(itemText)
+//! [6]
+ int row = listWidget->row(listWidget->currentItem());
+//! [7]
+ listWidget.insertItem(row, newItem)
+//! [7]
+
+ QString toolTipText = tr("Tooltip:") + itemText;
+ QString statusTipText = tr("Status tip:") + itemText;
+ QString whatsThisText = tr("What's This?:") + itemText;
+//! [8]
+ newItem.setToolTip(toolTipText)
+ newItem.setStatusTip(toolTipText)
+ newItem.setWhatsThis(whatsThisText)
+//! [8]
+}
+
+void MainWindow::removeItem()
+{
+ listWidget->takeItem(listWidget->row(listWidget->currentItem()));
+}
+
+void MainWindow::updateMenus(QListWidgetItem *current)
+{
+ insertAction->setEnabled(current != 0);
+ removeAction->setEnabled(current != 0);
+}