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Diffstat (limited to 'doc/src/snippets/itemselection/main.cpp')
-rw-r--r-- | doc/src/snippets/itemselection/main.cpp | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/doc/src/snippets/itemselection/main.cpp b/doc/src/snippets/itemselection/main.cpp new file mode 100644 index 0000000..a337008 --- /dev/null +++ b/doc/src/snippets/itemselection/main.cpp @@ -0,0 +1,116 @@ +/**************************************************************************** +** +** 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. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +/* + main.cpp + + A simple example that shows how selections can be used directly on a model. + It shows the result of some selections made using a table view. +*/ + +#include <QApplication> +#include <QItemSelection> +#include <QItemSelectionModel> +#include <QTableView> + +#include "model.h" + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + +//! [0] + TableModel *model = new TableModel(8, 4, &app); + + QTableView *table = new QTableView(0); + table->setModel(model); + + QItemSelectionModel *selectionModel = table->selectionModel(); +//! [0] //! [1] + QModelIndex topLeft; + QModelIndex bottomRight; + + topLeft = model->index(0, 0, QModelIndex()); + bottomRight = model->index(5, 2, QModelIndex()); +//! [1] + +//! [2] + QItemSelection selection(topLeft, bottomRight); + selectionModel->select(selection, QItemSelectionModel::Select); +//! [2] + +//! [3] + QItemSelection toggleSelection; + + topLeft = model->index(2, 1, QModelIndex()); + bottomRight = model->index(7, 3, QModelIndex()); + toggleSelection.select(topLeft, bottomRight); + + selectionModel->select(toggleSelection, QItemSelectionModel::Toggle); +//! [3] + +//! [4] + QItemSelection columnSelection; + + topLeft = model->index(0, 1, QModelIndex()); + bottomRight = model->index(0, 2, QModelIndex()); + + columnSelection.select(topLeft, bottomRight); + + selectionModel->select(columnSelection, + QItemSelectionModel::Select | QItemSelectionModel::Columns); + + QItemSelection rowSelection; + + topLeft = model->index(0, 0, QModelIndex()); + bottomRight = model->index(1, 0, QModelIndex()); + + rowSelection.select(topLeft, bottomRight); + + selectionModel->select(rowSelection, + QItemSelectionModel::Select | QItemSelectionModel::Rows); +//! [4] + + table->setWindowTitle("Selected items in a table model"); + table->show(); + table->resize(460, 280); + return app.exec(); +} |