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41
42#ifndef QDRAG_H
43#define QDRAG_H
44
45#include <QtCore/qobject.h>
46
47QT_BEGIN_HEADER
48
49QT_BEGIN_NAMESPACE
50
51QT_MODULE(Gui)
52
53#ifndef QT_NO_DRAGANDDROP
54class QMimeData;
55class QDragPrivate;
56class QWidget;
57class QPixmap;
58class QPoint;
59class QDragManager;
60
61class Q_GUI_EXPORT QDrag : public QObject
62{
63 Q_OBJECT
64 Q_DECLARE_PRIVATE(QDrag)
65public:
66 explicit QDrag(QWidget *dragSource);
67 ~QDrag();
68
69 void setMimeData(QMimeData *data);
70 QMimeData *mimeData() const;
71
72 void setPixmap(const QPixmap &);
73 QPixmap pixmap() const;
74
75 void setHotSpot(const QPoint &hotspot);
76 QPoint hotSpot() const;
77
78 QWidget *source() const;
79 QWidget *target() const;
80
81 Qt::DropAction start(Qt::DropActions supportedActions = Qt::CopyAction);
82 Qt::DropAction exec(Qt::DropActions supportedActions = Qt::MoveAction);
83 Qt::DropAction exec(Qt::DropActions supportedActions, Qt::DropAction defaultAction);
84
85 void setDragCursor(const QPixmap &cursor, Qt::DropAction action);
86
87Q_SIGNALS:
88 void actionChanged(Qt::DropAction action);
89 void targetChanged(QWidget *newTarget);
90
91private:
92#ifdef Q_WS_MAC
93 friend class QWidgetPrivate;
94#endif
95 friend class QDragManager;
96 Q_DISABLE_COPY(QDrag)
97};
98
99#endif // QT_NO_DRAGANDDROP
100
101QT_END_NAMESPACE
102
103QT_END_HEADER
104
105#endif // QDRAG_H
106