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qgraphicssceneevent.h

/****************************************************************************
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 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:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.com.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#ifndef QGRAPHICSSCENEEVENT_H
#define QGRAPHICSSCENEEVENT_H

#include <QtCore/qcoreevent.h>
#include <QtCore/qpoint.h>

QT_BEGIN_HEADER

QT_MODULE(Gui)

#if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW

class QMimeData;
class QWidget;

class QGraphicsSceneEventPrivate;
00040 class Q_GUI_EXPORT QGraphicsSceneEvent : public QEvent
{
public:
    QGraphicsSceneEvent(Type type);
    ~QGraphicsSceneEvent();

    QWidget *widget() const;
    void setWidget(QWidget *widget);

protected:
    QGraphicsSceneEvent(QGraphicsSceneEventPrivate &dd, Type type = None);
    QGraphicsSceneEventPrivate *d_ptr;
    Q_DECLARE_PRIVATE(QGraphicsSceneEvent)
};

class QGraphicsSceneMouseEventPrivate;
00056 class Q_GUI_EXPORT QGraphicsSceneMouseEvent : public QGraphicsSceneEvent
{
public:
    QGraphicsSceneMouseEvent(Type type = None);
    ~QGraphicsSceneMouseEvent();

    QPointF pos() const;
    void setPos(const QPointF &pos);

    QPointF scenePos() const;
    void setScenePos(const QPointF &pos);

    QPoint screenPos() const;
    void setScreenPos(const QPoint &pos);

    QPointF buttonDownPos(Qt::MouseButton button) const;
    void setButtonDownPos(Qt::MouseButton button, const QPointF &pos);

    QPointF buttonDownScenePos(Qt::MouseButton button) const;
    void setButtonDownScenePos(Qt::MouseButton button, const QPointF &pos);

    QPoint buttonDownScreenPos(Qt::MouseButton button) const;
    void setButtonDownScreenPos(Qt::MouseButton button, const QPoint &pos);

    QPointF lastPos() const;
    void setLastPos(const QPointF &pos);

    QPointF lastScenePos() const;
    void setLastScenePos(const QPointF &pos);

    QPoint lastScreenPos() const;
    void setLastScreenPos(const QPoint &pos);

    Qt::MouseButtons buttons() const;
    void setButtons(Qt::MouseButtons buttons);

    Qt::MouseButton button() const;
    void setButton(Qt::MouseButton button);

    Qt::KeyboardModifiers modifiers() const;
    void setModifiers(Qt::KeyboardModifiers modifiers);

private:
    Q_DECLARE_PRIVATE(QGraphicsSceneMouseEvent)
};

class QGraphicsSceneWheelEventPrivate;
00103 class Q_GUI_EXPORT QGraphicsSceneWheelEvent : public QGraphicsSceneEvent
{
public:
    QGraphicsSceneWheelEvent(Type type = None);
    ~QGraphicsSceneWheelEvent();

    QPointF pos() const;
    void setPos(const QPointF &pos);

    QPointF scenePos() const;
    void setScenePos(const QPointF &pos);

    QPoint screenPos() const;
    void setScreenPos(const QPoint &pos);

    Qt::MouseButtons buttons() const;
    void setButtons(Qt::MouseButtons buttons);

    Qt::KeyboardModifiers modifiers() const;
    void setModifiers(Qt::KeyboardModifiers modifiers);

    int delta() const;
    void setDelta(int delta);

private:
    Q_DECLARE_PRIVATE(QGraphicsSceneWheelEvent)
};

class QGraphicsSceneContextMenuEventPrivate;
00132 class Q_GUI_EXPORT QGraphicsSceneContextMenuEvent : public QGraphicsSceneEvent
{
public:
00135     enum Reason { Mouse, Keyboard, Other };

    QGraphicsSceneContextMenuEvent(Type type = None);
    ~QGraphicsSceneContextMenuEvent();

    QPointF pos() const;
    void setPos(const QPointF &pos);

    QPointF scenePos() const;
    void setScenePos(const QPointF &pos);

    QPoint screenPos() const;
    void setScreenPos(const QPoint &pos);

    Qt::KeyboardModifiers modifiers() const;
    void setModifiers(Qt::KeyboardModifiers modifiers);

    Reason reason() const;
    void setReason(Reason reason);

private:
    Q_DECLARE_PRIVATE(QGraphicsSceneContextMenuEvent)
};

class QGraphicsSceneHoverEventPrivate;
00160 class Q_GUI_EXPORT QGraphicsSceneHoverEvent : public QGraphicsSceneEvent
{
public:
    QGraphicsSceneHoverEvent(Type type = None);
    ~QGraphicsSceneHoverEvent();

    QPointF pos() const;
    void setPos(const QPointF &pos);

    QPointF scenePos() const;
    void setScenePos(const QPointF &pos);

    QPoint screenPos() const;
    void setScreenPos(const QPoint &pos);

private:
    Q_DECLARE_PRIVATE(QGraphicsSceneHoverEvent)
};

class QGraphicsSceneHelpEventPrivate;
00180 class Q_GUI_EXPORT QGraphicsSceneHelpEvent : public QGraphicsSceneEvent
{
public:
    QGraphicsSceneHelpEvent(Type type = None);
    ~QGraphicsSceneHelpEvent();

    QPointF scenePos() const;
    void setScenePos(const QPointF &pos);

    QPoint screenPos() const;
    void setScreenPos(const QPoint &pos);

private:
    Q_DECLARE_PRIVATE(QGraphicsSceneHelpEvent)
};

class QGraphicsSceneDragDropEventPrivate;
00197 class Q_GUI_EXPORT QGraphicsSceneDragDropEvent : public QGraphicsSceneEvent
{
public:
    QGraphicsSceneDragDropEvent(Type type = None);
    ~QGraphicsSceneDragDropEvent();

    QPointF pos() const;
    void setPos(const QPointF &pos);

    QPointF scenePos() const;
    void setScenePos(const QPointF &pos);

    QPoint screenPos() const;
    void setScreenPos(const QPoint &pos);

    Qt::MouseButtons buttons() const;
    void setButtons(Qt::MouseButtons buttons);

    Qt::KeyboardModifiers modifiers() const;
    void setModifiers(Qt::KeyboardModifiers modifiers);

    Qt::DropActions possibleActions() const;
    void setPossibleActions(Qt::DropActions actions);

    Qt::DropAction proposedAction() const;
    void setProposedAction(Qt::DropAction action);
    void acceptProposedAction();

    Qt::DropAction dropAction() const;
    void setDropAction(Qt::DropAction action);

    QWidget *source() const;
    void setSource(QWidget *source);

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

private:
    Q_DECLARE_PRIVATE(QGraphicsSceneDragDropEvent)
};


QT_END_HEADER

#endif // QT_NO_GRAPHICSVIEW
#endif

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