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# qgraphicssceneevent.h

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    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtGui module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042 #ifndef QGRAPHICSSCENEEVENT_H
    00043 #define QGRAPHICSSCENEEVENT_H
    00044
    00045 #include <QtCore/qcoreevent.h>
    00046 #include <QtCore/qpoint.h>
    00047 #include <QtCore/qscopedpointer.h>
    00048 #include <QtCore/qrect.h>
    00049 #include <QtGui/qpolygon.h>
    00050 #include <QtCore/qset.h>
    00051 #include <QtCore/qhash.h>
    00052
    00053 QT_BEGIN_HEADER
    00054
    00055 QT_BEGIN_NAMESPACE
    00056
    00057 QT_MODULE(Gui)
    00058
    00059 #if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW
    00060
    00061 class QMimeData;
    00062 class QPointF;
    00063 class QSizeF;
    00064 class QWidget;
    00065
    00066 class QGraphicsSceneEventPrivate;
    00067 class Q_GUI_EXPORT QGraphicsSceneEvent : public QEvent
    00068 {
    00069 public:
    00070     QGraphicsSceneEvent(Type type);
    00071     ~QGraphicsSceneEvent();
    00072
    00073     QWidget *widget() const;
    00074     void setWidget(QWidget *widget);
    00075
    00076 protected:
    00077     QGraphicsSceneEvent(QGraphicsSceneEventPrivate &dd, Type type = None);
    00078     QScopedPointer<QGraphicsSceneEventPrivate> d_ptr;
    00079     Q_DECLARE_PRIVATE(QGraphicsSceneEvent)
    00080 private:
    00081     Q_DISABLE_COPY(QGraphicsSceneEvent)
    00082 };
    00083
    00084 class QGraphicsSceneMouseEventPrivate;
    00085 class Q_GUI_EXPORT QGraphicsSceneMouseEvent : public QGraphicsSceneEvent
    00086 {
    00087 public:
    00088     QGraphicsSceneMouseEvent(Type type = None);
    00089     ~QGraphicsSceneMouseEvent();
    00090
    00091     QPointF pos() const;
    00092     void setPos(const QPointF &pos);
    00093
    00094     QPointF scenePos() const;
    00095     void setScenePos(const QPointF &pos);
    00096
    00097     QPoint screenPos() const;
    00098     void setScreenPos(const QPoint &pos);
    00099
    00100     QPointF buttonDownPos(Qt::MouseButton button) const;
    00101     void setButtonDownPos(Qt::MouseButton button, const QPointF &pos);
    00102
    00103     QPointF buttonDownScenePos(Qt::MouseButton button) const;
    00104     void setButtonDownScenePos(Qt::MouseButton button, const QPointF &pos);
    00105
    00106     QPoint buttonDownScreenPos(Qt::MouseButton button) const;
    00107     void setButtonDownScreenPos(Qt::MouseButton button, const QPoint &pos);
    00108
    00109     QPointF lastPos() const;
    00110     void setLastPos(const QPointF &pos);
    00111
    00112     QPointF lastScenePos() const;
    00113     void setLastScenePos(const QPointF &pos);
    00114
    00115     QPoint lastScreenPos() const;
    00116     void setLastScreenPos(const QPoint &pos);
    00117
    00118     Qt::MouseButtons buttons() const;
    00119     void setButtons(Qt::MouseButtons buttons);
    00120
    00121     Qt::MouseButton button() const;
    00122     void setButton(Qt::MouseButton button);
    00123
    00124     Qt::KeyboardModifiers modifiers() const;
    00125     void setModifiers(Qt::KeyboardModifiers modifiers);
    00126
    00127 private:
    00128     Q_DECLARE_PRIVATE(QGraphicsSceneMouseEvent)
    00129     Q_DISABLE_COPY(QGraphicsSceneMouseEvent)
    00130 };
    00131
    00132 class QGraphicsSceneWheelEventPrivate;
    00133 class Q_GUI_EXPORT QGraphicsSceneWheelEvent : public QGraphicsSceneEvent
    00134 {
    00135 public:
    00136     QGraphicsSceneWheelEvent(Type type = None);
    00137     ~QGraphicsSceneWheelEvent();
    00138
    00139     QPointF pos() const;
    00140     void setPos(const QPointF &pos);
    00141
    00142     QPointF scenePos() const;
    00143     void setScenePos(const QPointF &pos);
    00144
    00145     QPoint screenPos() const;
    00146     void setScreenPos(const QPoint &pos);
    00147
    00148     Qt::MouseButtons buttons() const;
    00149     void setButtons(Qt::MouseButtons buttons);
    00150
    00151     Qt::KeyboardModifiers modifiers() const;
    00152     void setModifiers(Qt::KeyboardModifiers modifiers);
    00153
    00154     int delta() const;
    00155     void setDelta(int delta);
    00156
    00157     Qt::Orientation orientation() const;
    00158     void setOrientation(Qt::Orientation orientation);
    00159
    00160 private:
    00161     Q_DECLARE_PRIVATE(QGraphicsSceneWheelEvent)
    00162     Q_DISABLE_COPY(QGraphicsSceneWheelEvent)
    00163 };
    00164
    00165 class QGraphicsSceneContextMenuEventPrivate;
    00166 class Q_GUI_EXPORT QGraphicsSceneContextMenuEvent : public QGraphicsSceneEvent
    00167 {
    00168 public:
    00169     enum Reason { Mouse, Keyboard, Other };
    00170
    00171     QGraphicsSceneContextMenuEvent(Type type = None);
    00172     ~QGraphicsSceneContextMenuEvent();
    00173
    00174     QPointF pos() const;
    00175     void setPos(const QPointF &pos);
    00176
    00177     QPointF scenePos() const;
    00178     void setScenePos(const QPointF &pos);
    00179
    00180     QPoint screenPos() const;
    00181     void setScreenPos(const QPoint &pos);
    00182
    00183     Qt::KeyboardModifiers modifiers() const;
    00184     void setModifiers(Qt::KeyboardModifiers modifiers);
    00185
    00186     Reason reason() const;
    00187     void setReason(Reason reason);
    00188
    00189 private:
    00190     Q_DECLARE_PRIVATE(QGraphicsSceneContextMenuEvent)
    00191     Q_DISABLE_COPY(QGraphicsSceneContextMenuEvent)
    00192 };
    00193
    00194 class QGraphicsSceneHoverEventPrivate;
    00195 class Q_GUI_EXPORT QGraphicsSceneHoverEvent : public QGraphicsSceneEvent
    00196 {
    00197 public:
    00198     QGraphicsSceneHoverEvent(Type type = None);
    00199     ~QGraphicsSceneHoverEvent();
    00200
    00201     QPointF pos() const;
    00202     void setPos(const QPointF &pos);
    00203
    00204     QPointF scenePos() const;
    00205     void setScenePos(const QPointF &pos);
    00206
    00207     QPoint screenPos() const;
    00208     void setScreenPos(const QPoint &pos);
    00209
    00210     QPointF lastPos() const;
    00211     void setLastPos(const QPointF &pos);
    00212
    00213     QPointF lastScenePos() const;
    00214     void setLastScenePos(const QPointF &pos);
    00215
    00216     QPoint lastScreenPos() const;
    00217     void setLastScreenPos(const QPoint &pos);
    00218
    00219     Qt::KeyboardModifiers modifiers() const;
    00220     void setModifiers(Qt::KeyboardModifiers modifiers);
    00221
    00222 private:
    00223     Q_DECLARE_PRIVATE(QGraphicsSceneHoverEvent)
    00224     Q_DISABLE_COPY(QGraphicsSceneHoverEvent)
    00225 };
    00226
    00227 class QGraphicsSceneHelpEventPrivate;
    00228 class Q_GUI_EXPORT QGraphicsSceneHelpEvent : public QGraphicsSceneEvent
    00229 {
    00230 public:
    00231     QGraphicsSceneHelpEvent(Type type = None);
    00232     ~QGraphicsSceneHelpEvent();
    00233
    00234     QPointF scenePos() const;
    00235     void setScenePos(const QPointF &pos);
    00236
    00237     QPoint screenPos() const;
    00238     void setScreenPos(const QPoint &pos);
    00239
    00240 private:
    00241     Q_DECLARE_PRIVATE(QGraphicsSceneHelpEvent)
    00242     Q_DISABLE_COPY(QGraphicsSceneHelpEvent)
    00243 };
    00244
    00245 class QGraphicsSceneDragDropEventPrivate;
    00246 class Q_GUI_EXPORT QGraphicsSceneDragDropEvent : public QGraphicsSceneEvent
    00247 {
    00248 public:
    00249     QGraphicsSceneDragDropEvent(Type type = None);
    00250     ~QGraphicsSceneDragDropEvent();
    00251
    00252     QPointF pos() const;
    00253     void setPos(const QPointF &pos);
    00254
    00255     QPointF scenePos() const;
    00256     void setScenePos(const QPointF &pos);
    00257
    00258     QPoint screenPos() const;
    00259     void setScreenPos(const QPoint &pos);
    00260
    00261     Qt::MouseButtons buttons() const;
    00262     void setButtons(Qt::MouseButtons buttons);
    00263
    00264     Qt::KeyboardModifiers modifiers() const;
    00265     void setModifiers(Qt::KeyboardModifiers modifiers);
    00266
    00267     Qt::DropActions possibleActions() const;
    00268     void setPossibleActions(Qt::DropActions actions);
    00269
    00270     Qt::DropAction proposedAction() const;
    00271     void setProposedAction(Qt::DropAction action);
    00272     void acceptProposedAction();
    00273
    00274     Qt::DropAction dropAction() const;
    00275     void setDropAction(Qt::DropAction action);
    00276
    00277     QWidget *source() const;
    00278     void setSource(QWidget *source);
    00279
    00280     const QMimeData *mimeData() const;
    00281     void setMimeData(const QMimeData *data);
    00282
    00283 private:
    00284     Q_DECLARE_PRIVATE(QGraphicsSceneDragDropEvent)
    00285     Q_DISABLE_COPY(QGraphicsSceneDragDropEvent)
    00286 };
    00287
    00288 class QGraphicsSceneResizeEventPrivate;
    00289 class Q_GUI_EXPORT QGraphicsSceneResizeEvent : public QGraphicsSceneEvent
    00290 {
    00291     Q_DECLARE_PRIVATE(QGraphicsSceneResizeEvent)
    00292     Q_DISABLE_COPY(QGraphicsSceneResizeEvent)
    00293 public:
    00294     QGraphicsSceneResizeEvent();
    00295     ~QGraphicsSceneResizeEvent();
    00296
    00297     QSizeF oldSize() const;
    00298     void setOldSize(const QSizeF &size);
    00299
    00300     QSizeF newSize() const;
    00301     void setNewSize(const QSizeF &size);
    00302 };
    00303
    00304 class QGraphicsSceneMoveEventPrivate;
    00305 class Q_GUI_EXPORT QGraphicsSceneMoveEvent : public QGraphicsSceneEvent
    00306 {
    00307     Q_DECLARE_PRIVATE(QGraphicsSceneMoveEvent)
    00308     Q_DISABLE_COPY(QGraphicsSceneMoveEvent)
    00309 public:
    00310     QGraphicsSceneMoveEvent();
    00311     ~QGraphicsSceneMoveEvent();
    00312
    00313     QPointF oldPos() const;
    00314     void setOldPos(const QPointF &pos);
    00315
    00316     QPointF newPos() const;
    00317     void setNewPos(const QPointF &pos);
    00318 };
    00319
    00320 #endif // QT_NO_GRAPHICSVIEW
    00321
    00322 QT_END_NAMESPACE
    00323
    00324 QT_END_HEADER
    00325
    00326 #endif