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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial Usage
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://www.qtsoftware.com/contact.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+
+#include "mainwindow.h"
+#include "model.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);
+
+ QStringList strings;
+ strings << tr("Oak") << tr("Fir") << tr("Pine") << tr("Birch")
+ << tr("Hazel") << tr("Redwood") << tr("Sycamore") << tr("Chestnut");
+ model = new StringListModel(strings, this);
+/* For convenient quoting:
+ QListView *listView = new QListView(this);
+*/
+ listView = new QListView(this);
+ listView->setModel(model);
+ listView->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(listView->selectionModel(),
+ SIGNAL(currentChanged(const QModelIndex &, const QModelIndex &)),
+ this, SLOT(updateMenus(const QModelIndex &)));
+
+ updateMenus(listView->selectionModel()->currentIndex());
+
+ setCentralWidget(listView);
+ setWindowTitle(tr("List View"));
+}
+
+void MainWindow::sortAscending()
+{
+ model->sort(0, Qt::AscendingOrder);
+}
+
+void MainWindow::sortDescending()
+{
+ model->sort(0, Qt::DescendingOrder);
+}
+
+void MainWindow::insertItem()
+{
+ QModelIndex currentIndex = listView->currentIndex();
+ if (!currentIndex.isValid())
+ return;
+
+ QString itemText = QInputDialog::getText(this, tr("Insert Item"),
+ tr("Input text for the new item:"));
+
+ if (itemText.isNull())
+ return;
+
+ if (model->insertRow(currentIndex.row(), QModelIndex())) {
+ QModelIndex newIndex = model->index(currentIndex.row(), 0, QModelIndex());
+ model->setData(newIndex, itemText, Qt::EditRole);
+
+ QString toolTipText = tr("Tooltip:") + itemText;
+ QString statusTipText = tr("Status tip:") + itemText;
+ QString whatsThisText = tr("What's This?:") + itemText;
+ model->setData(newIndex, toolTipText, Qt::ToolTipRole);
+ model->setData(newIndex, toolTipText, Qt::StatusTipRole);
+ model->setData(newIndex, whatsThisText, Qt::WhatsThisRole);
+ }
+}
+
+void MainWindow::removeItem()
+{
+ QModelIndex currentIndex = listView->currentIndex();
+ if (!currentIndex.isValid())
+ return;
+
+ model->removeRow(currentIndex.row(), QModelIndex());
+}
+
+void MainWindow::updateMenus(const QModelIndex &current)
+{
+ insertAction->setEnabled(current.isValid());
+ removeAction->setEnabled(current.isValid());
+}