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-rw-r--r--doc/src/snippets/qtreewidgetitemiterator-using/main.cpp52
-rw-r--r--doc/src/snippets/qtreewidgetitemiterator-using/mainwindow.cpp198
-rw-r--r--doc/src/snippets/qtreewidgetitemiterator-using/mainwindow.h78
-rw-r--r--doc/src/snippets/qtreewidgetitemiterator-using/qtreewidgetitemiterator-using.pro3
4 files changed, 331 insertions, 0 deletions
diff --git a/doc/src/snippets/qtreewidgetitemiterator-using/main.cpp b/doc/src/snippets/qtreewidgetitemiterator-using/main.cpp
new file mode 100644
index 0000000..19c7c20
--- /dev/null
+++ b/doc/src/snippets/qtreewidgetitemiterator-using/main.cpp
@@ -0,0 +1,52 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+
+#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/doc/src/snippets/qtreewidgetitemiterator-using/mainwindow.cpp b/doc/src/snippets/qtreewidgetitemiterator-using/mainwindow.cpp
new file mode 100644
index 0000000..d3f3c39
--- /dev/null
+++ b/doc/src/snippets/qtreewidgetitemiterator-using/mainwindow.cpp
@@ -0,0 +1,198 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+
+#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"));
+ removeAction->setEnabled(false);
+ itemsMenu->addSeparator();
+ ascendingAction = itemsMenu->addAction(tr("Sort in &Ascending Order"));
+ descendingAction = itemsMenu->addAction(tr("Sort in &Descending Order"));
+ autoSortAction = itemsMenu->addAction(tr("&Automatically Sort Items"));
+ autoSortAction->setCheckable(true);
+ itemsMenu->addSeparator();
+ QAction *findItemsAction = itemsMenu->addAction(tr("&Find Items"));
+ findItemsAction->setShortcut(tr("Ctrl+F"));
+
+ menuBar()->addMenu(fileMenu);
+ menuBar()->addMenu(itemsMenu);
+
+/* For convenient quoting:
+ QTreeWidget *treeWidget = new QTreeWidget(this);
+*/
+ treeWidget = new QTreeWidget(this);
+ treeWidget->setColumnCount(2);
+ QStringList headers;
+ headers << tr("Subject") << tr("Default");
+ treeWidget->setHeaderLabels(headers);
+
+ connect(quitAction, SIGNAL(triggered()), this, SLOT(close()));
+ connect(ascendingAction, SIGNAL(triggered()), this, SLOT(sortAscending()));
+ connect(autoSortAction, SIGNAL(triggered()), this, SLOT(updateSortItems()));
+ connect(descendingAction, SIGNAL(triggered()), this, SLOT(sortDescending()));
+ connect(findItemsAction, SIGNAL(triggered()), this, SLOT(findItems()));
+ connect(insertAction, SIGNAL(triggered()), this, SLOT(insertItem()));
+ connect(removeAction, SIGNAL(triggered()), this, SLOT(removeItem()));
+ connect(treeWidget,
+ SIGNAL(currentItemChanged(QTreeWidgetItem *, QTreeWidgetItem *)),
+ this, SLOT(updateMenus(QTreeWidgetItem *)));
+
+ setupTreeItems();
+ updateMenus(treeWidget->currentItem());
+
+ setCentralWidget(treeWidget);
+ setWindowTitle(tr("Tree Widget"));
+}
+
+void MainWindow::setupTreeItems()
+{
+ QTreeWidgetItem *planets = new QTreeWidgetItem(treeWidget);
+ planets->setText(0, tr("Planets"));
+ (new QTreeWidgetItem(planets))->setText(0, tr("Mercury"));
+ (new QTreeWidgetItem(planets))->setText(0, tr("Venus"));
+
+ QTreeWidgetItem *earthItem = new QTreeWidgetItem(planets);
+ earthItem->setText(0, tr("Earth"));
+ earthItem->setText(1, tr("Yes"));
+
+ (new QTreeWidgetItem(planets))->setText(0, tr("Mars"));
+ (new QTreeWidgetItem(planets))->setText(0, tr("Jupiter"));
+ (new QTreeWidgetItem(planets))->setText(0, tr("Saturn"));
+ (new QTreeWidgetItem(planets))->setText(0, tr("Uranus"));
+ (new QTreeWidgetItem(planets))->setText(0, tr("Neptune"));
+ (new QTreeWidgetItem(planets))->setText(0, tr("Pluto"));
+}
+
+void MainWindow::findItems()
+{
+ QString itemText = QInputDialog::getText(this, tr("Find Items"),
+ tr("Text to find:"));
+
+ if (itemText.isEmpty())
+ return;
+
+//! [0]
+ QTreeWidgetItemIterator it(treeWidget);
+ while (*it) {
+ if ((*it)->text(0) == itemText)
+ (*it)->setSelected(true);
+ ++it;
+ }
+//! [0]
+}
+
+void MainWindow::insertItem()
+{
+ QTreeWidgetItem *currentItem = treeWidget->currentItem();
+
+ if (!currentItem)
+ return;
+
+ QString itemText = QInputDialog::getText(this, tr("Insert Item"),
+ tr("Input text for the new item:"));
+
+ if (itemText.isEmpty())
+ return;
+
+ QTreeWidgetItem *parent = currentItem->parent();
+ QTreeWidgetItem *newItem;
+ if (parent)
+ newItem = new QTreeWidgetItem(parent, treeWidget->currentItem());
+ else
+ newItem = new QTreeWidgetItem(treeWidget, treeWidget->currentItem());
+
+ newItem->setText(0, itemText);
+}
+
+void MainWindow::removeItem()
+{
+ QTreeWidgetItem *currentItem = treeWidget->currentItem();
+
+ if (!currentItem)
+ return;
+
+ QTreeWidgetItem *parent = currentItem->parent();
+ int index;
+
+ if (parent) {
+ index = parent->indexOfChild(treeWidget->currentItem());
+ delete parent->takeChild(index);
+ } else {
+ index = treeWidget->indexOfTopLevelItem(treeWidget->currentItem());
+ delete treeWidget->takeTopLevelItem(index);
+ }
+}
+
+void MainWindow::sortAscending()
+{
+ treeWidget->sortItems(0, Qt::AscendingOrder);
+}
+
+void MainWindow::sortDescending()
+{
+ treeWidget->sortItems(0, Qt::DescendingOrder);
+}
+
+void MainWindow::updateMenus(QTreeWidgetItem *current)
+{
+ insertAction->setEnabled(current != 0);
+ removeAction->setEnabled(current != 0);
+}
+
+void MainWindow::updateSortItems()
+{
+ ascendingAction->setEnabled(!autoSortAction->isChecked());
+ descendingAction->setEnabled(!autoSortAction->isChecked());
+
+ treeWidget->setSortingEnabled(autoSortAction->isChecked());
+}
diff --git a/doc/src/snippets/qtreewidgetitemiterator-using/mainwindow.h b/doc/src/snippets/qtreewidgetitemiterator-using/mainwindow.h
new file mode 100644
index 0000000..4ffb9f3
--- /dev/null
+++ b/doc/src/snippets/qtreewidgetitemiterator-using/mainwindow.h
@@ -0,0 +1,78 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef WINDOW_H
+#define WINDOW_H
+
+#include <QMainWindow>
+
+class QAction;
+class QTreeWidget;
+class QTreeWidgetItem;
+
+class MainWindow : public QMainWindow
+{
+ Q_OBJECT
+
+public:
+ MainWindow();
+
+public slots:
+ void findItems();
+ void insertItem();
+ void removeItem();
+ void sortAscending();
+ void sortDescending();
+ void updateMenus(QTreeWidgetItem *current);
+ void updateSortItems();
+
+private:
+ void setupTreeItems();
+
+ QAction *ascendingAction;
+ QAction *autoSortAction;
+ QAction *descendingAction;
+ QAction *insertAction;
+ QAction *removeAction;
+ QTreeWidget *treeWidget;
+};
+
+#endif
diff --git a/doc/src/snippets/qtreewidgetitemiterator-using/qtreewidgetitemiterator-using.pro b/doc/src/snippets/qtreewidgetitemiterator-using/qtreewidgetitemiterator-using.pro
new file mode 100644
index 0000000..12a900a
--- /dev/null
+++ b/doc/src/snippets/qtreewidgetitemiterator-using/qtreewidgetitemiterator-using.pro
@@ -0,0 +1,3 @@
+SOURCES = main.cpp \
+ mainwindow.cpp
+HEADERS = mainwindow.h