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#include <QtGui>

#include "mainwindow.h"

#include "dragdropmodel.h"

MainWindow::MainWindow()

{

    QMenu *fileMenu = new QMenu(tr("&File"));

    QAction *quitAction = fileMenu->addAction(tr("E&xit"));

    quitAction->setShortcut(tr("Ctrl+Q"));

    menuBar()->addMenu(fileMenu);

//  For convenient quoting:

    QTreeView *treeView = new QTreeView(this);

    treeView->setSelectionMode(QAbstractItemView::ExtendedSelection);

    treeView->setDragEnabled(true);

    treeView->setAcceptDrops(true);

    treeView->setDropIndicatorShown(true);

    this->treeView = treeView;

    connect(quitAction, SIGNAL(triggered()), this, SLOT(close()));

    setupItems();

    setCentralWidget(treeView);

    setWindowTitle(tr("Tree View"));

}

void MainWindow::setupItems()

{

    QStringList items;

    items << tr("Widgets\tUser interface objects used to create GUI applications.")

          << tr("  QWidget\tThe basic building block for all other widgets.")

          << tr("  QDialog\tThe base class for dialog windows.")

          << tr("Tools\tUtilities and applications for Qt developers.")

          << tr("  Qt Designer\tA GUI form designer for Qt applications.")

          << tr("  Qt Assistant\tA documentation browser for Qt documentation.");

    DragDropModel *model = new DragDropModel(items, this);

    QModelIndex index = model->index(0, 0, QModelIndex());

    model->insertRows(2, 3, index);

    index = model->index(0, 0, QModelIndex());

    index = model->index(2, 0, index);

    model->setData(index, QVariant("QFrame"));

    model->removeRows(3, 2, index.parent());

    treeView->setModel(model);

}