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Diffstat (limited to 'sources/pyside2/doc/codesnippets/doc/src/snippets/qlistwidget-using')
3 files changed, 311 insertions, 0 deletions
diff --git a/sources/pyside2/doc/codesnippets/doc/src/snippets/qlistwidget-using/main.cpp b/sources/pyside2/doc/codesnippets/doc/src/snippets/qlistwidget-using/main.cpp new file mode 100644 index 000000000..08343ac18 --- /dev/null +++ b/sources/pyside2/doc/codesnippets/doc/src/snippets/qlistwidget-using/main.cpp @@ -0,0 +1,61 @@ +/**************************************************************************** +** +** 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" + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + MainWindow *window = new MainWindow; + window->show(); + return app.exec(); +} diff --git a/sources/pyside2/doc/codesnippets/doc/src/snippets/qlistwidget-using/mainwindow.cpp b/sources/pyside2/doc/codesnippets/doc/src/snippets/qlistwidget-using/mainwindow.cpp new file mode 100644 index 000000000..659cfbb98 --- /dev/null +++ b/sources/pyside2/doc/codesnippets/doc/src/snippets/qlistwidget-using/mainwindow.cpp @@ -0,0 +1,168 @@ +/**************************************************************************** +** +** 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); +} diff --git a/sources/pyside2/doc/codesnippets/doc/src/snippets/qlistwidget-using/mainwindow.h b/sources/pyside2/doc/codesnippets/doc/src/snippets/qlistwidget-using/mainwindow.h new file mode 100644 index 000000000..344a429f0 --- /dev/null +++ b/sources/pyside2/doc/codesnippets/doc/src/snippets/qlistwidget-using/mainwindow.h @@ -0,0 +1,82 @@ +/**************************************************************************** +** +** 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef WINDOW_H +#define WINDOW_H + +#include <QMainWindow> + +class QAction; +class QListWidget; +class QListWidgetItem; + +class MainWindow : public QMainWindow +{ + Q_OBJECT + +public: + MainWindow(); + +public slots: + void insertItem(); + void removeItem(); + void sortAscending(); + void sortDescending(); + void updateMenus(QListWidgetItem *current); + +private: + void setupListItems(); + + QAction *insertAction; + QAction *removeAction; + QListWidget *listWidget; +}; + +#endif |