/****************************************************************************

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (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 Technology Preview License Agreement accompanying

** this package.

**

** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at qt-info@nokia.com.

**

**

**

**

**

**

**

**

** $QT_END_LICENSE$

**

****************************************************************************/

#include <QtGui>

#include "clipwindow.h"

ClipWindow::ClipWindow(QWidget *parent)

    : QMainWindow(parent)

{

    clipboard = QApplication::clipboard();

    QWidget *centralWidget = new QWidget(this);

    QWidget *currentItem = new QWidget(centralWidget);

    QLabel *mimeTypeLabel = new QLabel(tr("MIME types:"), currentItem);

    mimeTypeCombo = new QComboBox(currentItem);

    QLabel *dataLabel = new QLabel(tr("Data:"), currentItem);

    dataInfoLabel = new QLabel("", currentItem);

    previousItems = new QListWidget(centralWidget);

//! [0]

    connect(clipboard, SIGNAL(dataChanged()), this, SLOT(updateClipboard()));

//! [0]

    connect(mimeTypeCombo, SIGNAL(activated(const QString &)),

            this, SLOT(updateData(const QString &)));

    QVBoxLayout *currentLayout = new QVBoxLayout(currentItem);

    currentLayout->addWidget(mimeTypeLabel);

    currentLayout->addWidget(mimeTypeCombo);

    currentLayout->addWidget(dataLabel);

    currentLayout->addWidget(dataInfoLabel);

    currentLayout->addStretch(1);

    QHBoxLayout *mainLayout = new QHBoxLayout(centralWidget);

    mainLayout->addWidget(currentItem, 1);

    mainLayout->addWidget(previousItems);

    setCentralWidget(centralWidget);

    setWindowTitle(tr("Clipboard"));

}

//! [1]

void ClipWindow::updateClipboard()

{

    QStringList formats = clipboard->mimeData()->formats();

    QByteArray data = clipboard->mimeData()->data(format);

//! [1]

    mimeTypeCombo->clear();

    mimeTypeCombo->insertStringList(formats);

    int size = clipboard->mimeData()->data(formats[0]).size();

    QListWidgetItem *newItem = new QListWidgetItem(previousItems);

    newItem->setText(tr("%1 (%2 bytes)").arg(formats[0]).arg(size));

    updateData(formats[0]);

//! [2]

}

//! [2]

void ClipWindow::updateData(const QString &format)

{

    QByteArray data = clipboard->mimeData()->data(format);

    dataInfoLabel->setText(tr("%1 bytes").arg(data.size()));

}