1 /****************************************************************************
3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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5 ** Contact: Nokia Corporation (qt-info@nokia.com)
7 ** This file is part of the QtDeclarative module of the Qt Toolkit.
9 ** $QT_BEGIN_LICENSE:LGPL$
10 ** No Commercial Usage
11 ** This file contains pre-release code and may not be distributed.
12 ** You may use this file in accordance with the terms and conditions
13 ** contained in the Technology Preview License Agreement accompanying
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
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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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40 ****************************************************************************/
45 #include <QtCore/qmetatype.h>
46 #include <QtOpenGL/qgl.h>
47 #include <QtGui/qwidget.h>
53 QT_MODULE(Declarative)
57 class QSGCanvasPrivate;
58 class Q_DECLARATIVE_EXPORT QSGCanvas : public QGLWidget
61 Q_DECLARE_PRIVATE(QSGCanvas)
63 QSGCanvas(QWidget *parent = 0, Qt::WindowFlags f = 0);
64 QSGCanvas(const QGLFormat &format, QWidget *parent = 0, Qt::WindowFlags f = 0);
67 QSGItem *rootItem() const;
68 QSGItem *activeFocusItem() const;
70 QSGItem *mouseGrabberItem() const;
72 bool sendEvent(QSGItem *, QEvent *);
74 QVariant inputMethodQuery(Qt::InputMethodQuery query) const;
76 QSGEngine *sceneGraphEngine() const;
79 void sceneGraphInitialized();
82 QSGCanvas(QSGCanvasPrivate &dd, QWidget *parent = 0, Qt::WindowFlags f = 0);
83 QSGCanvas(QSGCanvasPrivate &dd, const QGLFormat &format, QWidget *parent = 0, Qt::WindowFlags f = 0);
85 virtual void paintEvent(QPaintEvent *);
86 virtual void resizeEvent(QResizeEvent *);
88 virtual void showEvent(QShowEvent *);
89 virtual void hideEvent(QHideEvent *);
91 virtual bool event(QEvent *);
92 virtual void keyPressEvent(QKeyEvent *);
93 virtual void keyReleaseEvent(QKeyEvent *);
94 virtual void inputMethodEvent(QInputMethodEvent *);
95 virtual void mousePressEvent(QMouseEvent *);
96 virtual void mouseReleaseEvent(QMouseEvent *);
97 virtual void mouseDoubleClickEvent(QMouseEvent *);
98 virtual void mouseMoveEvent(QMouseEvent *);
99 #ifndef QT_NO_WHEELEVENT
100 virtual void wheelEvent(QWheelEvent *);
104 void sceneGraphChanged();
108 Q_DISABLE_COPY(QSGCanvas);
113 Q_DECLARE_METATYPE(QSGCanvas *);
117 #endif // QSGCANVAS_H