src/gui/kernel/qdrag.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 14 May 2010 16:40:13 +0300
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights.  These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QDRAG_H
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#define QDRAG_H
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#include <QtCore/qobject.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Gui)
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#ifndef QT_NO_DRAGANDDROP
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class QMimeData;
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class QDragPrivate;
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class QWidget;
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class QPixmap;
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class QPoint;
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class QDragManager;
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class Q_GUI_EXPORT QDrag : public QObject
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{
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    Q_OBJECT
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    Q_DECLARE_PRIVATE(QDrag)
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public:
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    explicit QDrag(QWidget *dragSource);
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    ~QDrag();
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    void setMimeData(QMimeData *data);
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    QMimeData *mimeData() const;
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    void setPixmap(const QPixmap &);
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    QPixmap pixmap() const;
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    void setHotSpot(const QPoint &hotspot);
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    QPoint hotSpot() const;
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    QWidget *source() const;
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    QWidget *target() const;
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    Qt::DropAction start(Qt::DropActions supportedActions = Qt::CopyAction);
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    Qt::DropAction exec(Qt::DropActions supportedActions = Qt::MoveAction);
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    Qt::DropAction exec(Qt::DropActions supportedActions, Qt::DropAction defaultAction);
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    void setDragCursor(const QPixmap &cursor, Qt::DropAction action);
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Q_SIGNALS:
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    void actionChanged(Qt::DropAction action);
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    void targetChanged(QWidget *newTarget);
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private:
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#ifdef Q_WS_MAC
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    friend class QWidgetPrivate;
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#endif
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    friend class QDragManager;
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    Q_DISABLE_COPY(QDrag)
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};
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#endif // QT_NO_DRAGANDDROP
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QDRAG_H