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     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the QtGui module of the Qt Toolkit.

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     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

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    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

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    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

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    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 #ifndef QGRAPHICSPROXYWIDGET_H

    43 #define QGRAPHICSPROXYWIDGET_H

    44 

    45 #include <QtGui/qgraphicswidget.h>

    46 

    47 QT_BEGIN_HEADER

    48 

    49 QT_BEGIN_NAMESPACE

    50 

    51 QT_MODULE(Gui)

    52 

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

    54 

    55 class QGraphicsProxyWidgetPrivate;

    56 

    57 class Q_GUI_EXPORT QGraphicsProxyWidget : public QGraphicsWidget

    58 {

    59     Q_OBJECT

    60 public:

    61     QGraphicsProxyWidget(QGraphicsItem *parent = 0, Qt::WindowFlags wFlags = 0);

    62     ~QGraphicsProxyWidget();

    63 

    64     void setWidget(QWidget *widget);

    65     QWidget *widget() const;

    66 

    67     QRectF subWidgetRect(const QWidget *widget) const;

    68 

    69     void setGeometry(const QRectF &rect);

    70 

    71     void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);

    72 

    73     enum {

    74         Type = 12

    75     };

    76     int type() const;

    77 

    78     QGraphicsProxyWidget *createProxyForChildWidget(QWidget *child);

    79 

    80 protected:

    81     QVariant itemChange(GraphicsItemChange change, const QVariant &value);

    82 

    83     bool event(QEvent *event);

    84     bool eventFilter(QObject *object, QEvent *event);

    85 

    86     void showEvent(QShowEvent *event);

    87     void hideEvent(QHideEvent *event);

    88 

    89 #ifndef QT_NO_CONTEXTMENU

    90     void contextMenuEvent(QGraphicsSceneContextMenuEvent *event);

    91 #endif

    92 

    93 #ifndef QT_NO_DRAGANDDROP

    94     void dragEnterEvent(QGraphicsSceneDragDropEvent *event);

    95     void dragLeaveEvent(QGraphicsSceneDragDropEvent *event);

    96     void dragMoveEvent(QGraphicsSceneDragDropEvent *event);

    97     void dropEvent(QGraphicsSceneDragDropEvent *event);

    98 #endif

    99 

   100     void hoverEnterEvent(QGraphicsSceneHoverEvent *event);

   101     void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);

   102     void hoverMoveEvent(QGraphicsSceneHoverEvent *event);

   103     void grabMouseEvent(QEvent *event);

   104     void ungrabMouseEvent(QEvent *event);

   105 

   106     void mouseMoveEvent(QGraphicsSceneMouseEvent *event);

   107     void mousePressEvent(QGraphicsSceneMouseEvent *event);

   108     void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);

   109     void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);

   110 #ifndef QT_NO_WHEELEVENT

   111     void wheelEvent(QGraphicsSceneWheelEvent *event);

   112 #endif

   113 

   114     void keyPressEvent(QKeyEvent *event);

   115     void keyReleaseEvent(QKeyEvent *event);

   116 

   117     void focusInEvent(QFocusEvent *event);

   118     void focusOutEvent(QFocusEvent *event);

   119     bool focusNextPrevChild(bool next);

   120     // ### Qt 4.5:

   121     // QVariant inputMethodQuery(Qt::InputMethodQuery query) const;

   122     // void inputMethodEvent(QInputMethodEvent *event);

   123 

   124     QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const;

   125     void resizeEvent(QGraphicsSceneResizeEvent *event);

   126 

   127 protected Q_SLOTS:

   128     QGraphicsProxyWidget *newProxyWidget(const QWidget *);

   129 

   130 private:

   131     Q_DISABLE_COPY(QGraphicsProxyWidget)

   132     Q_DECLARE_PRIVATE_D(QGraphicsItem::d_ptr.data(), QGraphicsProxyWidget)

   133     Q_PRIVATE_SLOT(d_func(), void _q_removeWidgetSlot())

   134 

   135     friend class QWidget;

   136     friend class QWidgetPrivate;

   137     friend class QGraphicsItem;

   138 };

   139 

   140 #endif

   141 

   142 QT_END_NAMESPACE

   143 

   144 QT_END_HEADER

   145 

   146 #endif

   147