/****************************************************************************
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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****************************************************************************/

#ifndef QDRAG_H
#define QDRAG_H

#include <QtCore/qobject.h>

QT_BEGIN_NAMESPACE


#ifndef QT_NO_DRAGANDDROP
class QMimeData;
class QDragPrivate;
class QPixmap;
class QPoint;
class QDragManager;


class Q_GUI_EXPORT QDrag : public QObject
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDrag)
public:
    explicit QDrag(QObject *dragSource);
    ~QDrag();

    void setMimeData(QMimeData *data);
    QMimeData *mimeData() const;

    void setPixmap(const QPixmap &);
    QPixmap pixmap() const;

    void setHotSpot(const QPoint &hotspot);
    QPoint hotSpot() const;

    QObject *source() const;
    QObject *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);
    QPixmap dragCursor(Qt::DropAction action) const;

    Qt::DropActions supportedActions() const;
    Qt::DropAction defaultAction() const;

Q_SIGNALS:
    void actionChanged(Qt::DropAction action);
    void targetChanged(QObject *newTarget);

private:
    friend class QDragManager;
    Q_DISABLE_COPY(QDrag)
};

#endif // QT_NO_DRAGANDDROP

QT_END_NAMESPACE

#endif // QDRAG_H
