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

**

** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the QtGui module 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.

**

**

**

**

**

**

**

**

** $QT_END_LICENSE$

**

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

#ifndef QDRAG_H

#define QDRAG_H

#include <QtCore/qobject.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

#ifndef QT_NO_DRAGANDDROP

class QMimeData;

class QDragPrivate;

class QWidget;

class QPixmap;

class QPoint;

class QDragManager;

class Q_GUI_EXPORT QDrag : public QObject

{

    Q_OBJECT

    Q_DECLARE_PRIVATE(QDrag)

public:

    explicit QDrag(QWidget *dragSource);

    ~QDrag();

    void setMimeData(QMimeData *data);

    QMimeData *mimeData() const;

    void setPixmap(const QPixmap &);

    QPixmap pixmap() const;

    void setHotSpot(const QPoint &hotspot);

    QPoint hotSpot() const;

    QWidget *source() const;

    QWidget *target() const;

    Qt::DropAction start(Qt::DropActions supportedActions = Qt::CopyAction);

    Qt::DropAction exec(Qt::DropActions supportedActions = Qt::MoveAction);

    Qt::DropAction exec(Qt::DropActions supportedActions, Qt::DropAction defaultAction);

    void setDragCursor(const QPixmap &cursor, Qt::DropAction action);

Q_SIGNALS:

    void actionChanged(Qt::DropAction action);

    void targetChanged(QWidget *newTarget);

private:

#ifdef Q_WS_MAC

    friend class QWidgetPrivate;

#endif

    friend class QDragManager;

    Q_DISABLE_COPY(QDrag)

};

#endif // QT_NO_DRAGANDDROP

QT_END_NAMESPACE

QT_END_HEADER

#endif // QDRAG_H