/****************************************************************************+
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**+
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** Copyright (C) 2009 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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** 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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** 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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** 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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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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/*+
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  window.cpp+
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+
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  A minimal subclass of QTableView with slots to allow the selection model+
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  to be monitored.+
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*/+
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+
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#include <QAbstractItemModel>+
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#include <QItemSelection>+
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#include <QItemSelectionModel>+
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#include <QMenu>+
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#include <QMenuBar>+
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#include <QStatusBar>+
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+
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#include "model.h"+
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#include "window.h"+
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+
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MainWindow::MainWindow(QWidget *parent)+
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    : QMainWindow(parent)+
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{+
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    setWindowTitle("Selected Items in a Table Model");+
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+
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    model = new TableModel(8, 4, this);+
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+
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    table = new QTableView(this);+
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    table->setModel(model);+
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+
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    QMenu *actionMenu = new QMenu(tr("&Actions"), this);+
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    QAction *fillAction = actionMenu->addAction(tr("&Fill Selection"));+
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    QAction *clearAction = actionMenu->addAction(tr("&Clear Selection"));+
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    QAction *selectAllAction = actionMenu->addAction(tr("&Select All"));+
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    menuBar()->addMenu(actionMenu);+
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+
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    connect(fillAction, SIGNAL(triggered()), this, SLOT(fillSelection()));+
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    connect(clearAction, SIGNAL(triggered()), this, SLOT(clearSelection()));+
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    connect(selectAllAction, SIGNAL(triggered()), this, SLOT(selectAll()));+
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+
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    selectionModel = table->selectionModel();+
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+
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    statusBar();+
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    setCentralWidget(table);+
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}+
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+
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void MainWindow::fillSelection()+
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{+
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//! [0]+
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    QModelIndexList indexes = selectionModel->selectedIndexes();+
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    QModelIndex index;+
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+
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    foreach(index, indexes) {+
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        QString text = QString("(%1,%2)").arg(index.row()).arg(index.column());+
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        model->setData(index, text);+
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    }+
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//! [0]+
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}+
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+
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void MainWindow::clearSelection()+
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{+
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    QModelIndexList indexes = selectionModel->selectedIndexes();+
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    QModelIndex index;+
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+
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    foreach(index, indexes)+
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        model->setData(index, "");+
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}+
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+
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void MainWindow::selectAll()+
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{+
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//! [1]+
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    QModelIndex parent = QModelIndex();+
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//! [1] //! [2]+
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    QModelIndex topLeft = model->index(0, 0, parent);+
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    QModelIndex bottomRight = model->index(model->rowCount(parent)-1,+
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        model->columnCount(parent)-1, parent);+
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//! [2]+
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+
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//! [3]+
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    QItemSelection selection(topLeft, bottomRight);+
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    selectionModel->select(selection, QItemSelectionModel::Select);+
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//! [3]+
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}+
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