qdrag.h
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上传日期:2022-06-22
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtGui module of the Qt Toolkit.
- **
- ** Commercial Usage
- ** Licensees holding valid Qt Commercial licenses may use this file in
- ** accordance with the Qt Commercial License Agreement provided with the
- ** Software or, alternatively, in accordance with the terms contained in
- ** a written agreement between you and Nokia.
- **
- **
- ** GNU General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU
- ** General Public License versions 2.0 or 3.0 as published by the Free
- ** Software Foundation and appearing in the file LICENSE.GPL included in
- ** the packaging of this file. Please review the following information
- ** to ensure GNU General Public Licensing requirements will be met:
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- ** exception, Nokia gives you certain additional rights. These rights
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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