doc/src/snippets/itemselection/main.cpp
author eckhart.koppen@nokia.com
Wed, 31 Mar 2010 11:06:36 +0300
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the documentation of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights.  These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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/*
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  main.cpp
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  A simple example that shows how selections can be used directly on a model.
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  It shows the result of some selections made using a table view.
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*/
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#include <QApplication>
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#include <QItemSelection>
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#include <QItemSelectionModel>
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#include <QTableView>
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#include "model.h"
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int main(int argc, char *argv[])
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{
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    QApplication app(argc, argv);
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//! [0]
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    TableModel *model = new TableModel(8, 4, &app);
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    QTableView *table = new QTableView(0);
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    table->setModel(model);
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    QItemSelectionModel *selectionModel = table->selectionModel();
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//! [0] //! [1]
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    QModelIndex topLeft;
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    QModelIndex bottomRight;
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    topLeft = model->index(0, 0, QModelIndex());
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    bottomRight = model->index(5, 2, QModelIndex());
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//! [1]
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//! [2]
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    QItemSelection selection(topLeft, bottomRight);
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    selectionModel->select(selection, QItemSelectionModel::Select);
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//! [2]
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//! [3]
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    QItemSelection toggleSelection;
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    topLeft = model->index(2, 1, QModelIndex());
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    bottomRight = model->index(7, 3, QModelIndex());
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    toggleSelection.select(topLeft, bottomRight);
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    selectionModel->select(toggleSelection, QItemSelectionModel::Toggle);
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//! [3]
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//! [4]
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    QItemSelection columnSelection;
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    topLeft = model->index(0, 1, QModelIndex());
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    bottomRight = model->index(0, 2, QModelIndex());
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    columnSelection.select(topLeft, bottomRight);
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    selectionModel->select(columnSelection,
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        QItemSelectionModel::Select | QItemSelectionModel::Columns);
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    QItemSelection rowSelection;
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    topLeft = model->index(0, 0, QModelIndex());
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    bottomRight = model->index(1, 0, QModelIndex());
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    rowSelection.select(topLeft, bottomRight);
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    selectionModel->select(rowSelection,
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        QItemSelectionModel::Select | QItemSelectionModel::Rows);
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//! [4]
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    table->setWindowTitle("Selected items in a table model");
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    table->show();
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    table->resize(460, 280);
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    return app.exec();
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parents:
diff changeset
   116
}