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

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

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** This file contains pre-release code and may not be distributed.

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

#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