| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtQuick module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
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| ** GNU Lesser General Public License Usage |
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| ** General Public License version 3 as published by the Free Software |
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| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
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| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
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| ** $QT_END_LICENSE$ |
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| ****************************************************************************/ |
| |
| #ifndef QQUICKWIDGET_P_H |
| #define QQUICKWIDGET_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include "qquickwidget.h" |
| #include <private/qwidget_p.h> |
| |
| #include <QtCore/qurl.h> |
| #include <QtCore/qelapsedtimer.h> |
| #include <QtCore/qtimer.h> |
| #include <QtCore/qpointer.h> |
| #include <QtCore/QWeakPointer> |
| |
| #include <QtQml/qqmlengine.h> |
| |
| #include "private/qquickitemchangelistener_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QQmlContext; |
| class QQmlError; |
| class QQuickItem; |
| class QQmlComponent; |
| class QQuickRenderControl; |
| class QOpenGLContext; |
| class QOffscreenSurface; |
| |
| class QQuickWidgetPrivate |
| : public QWidgetPrivate, |
| public QQuickItemChangeListener |
| { |
| Q_DECLARE_PUBLIC(QQuickWidget) |
| public: |
| static QQuickWidgetPrivate* get(QQuickWidget *view) { return view->d_func(); } |
| static const QQuickWidgetPrivate* get(const QQuickWidget *view) { return view->d_func(); } |
| |
| QQuickWidgetPrivate(); |
| ~QQuickWidgetPrivate(); |
| |
| void execute(); |
| void itemGeometryChanged(QQuickItem *item, QQuickGeometryChange change, const QRectF &oldGeometry) override; |
| void initResize(); |
| void updateSize(); |
| void updatePosition(); |
| void updateFrambufferObjectSize(); |
| void setRootObject(QObject *); |
| void render(bool needsSync); |
| void renderSceneGraph(); |
| void createContext(); |
| void destroyContext(); |
| void handleContextCreationFailure(const QSurfaceFormat &format, bool isEs); |
| |
| #if QT_CONFIG(opengl) |
| GLuint textureId() const override; |
| QPlatformTextureList::Flags textureListFlags() override; |
| QImage grabFramebuffer() override; |
| #else |
| QImage grabFramebuffer(); |
| #endif |
| |
| void init(QQmlEngine* e = 0); |
| void ensureEngine() const; |
| void handleWindowChange(); |
| void invalidateRenderControl(); |
| |
| QSize rootObjectSize() const; |
| |
| QPointer<QQuickItem> root; |
| |
| QUrl source; |
| |
| mutable QPointer<QQmlEngine> engine; |
| QQmlComponent *component; |
| QBasicTimer resizetimer; |
| QQuickWindow *offscreenWindow; |
| QOffscreenSurface *offscreenSurface; |
| QQuickRenderControl *renderControl; |
| |
| #if QT_CONFIG(opengl) |
| QOpenGLFramebufferObject *fbo; |
| QOpenGLFramebufferObject *resolvedFbo; |
| QOpenGLContext *context; |
| #endif |
| |
| QQuickWidget::ResizeMode resizeMode; |
| QSize initialSize; |
| QElapsedTimer frameTimer; |
| |
| QBasicTimer updateTimer; |
| bool eventPending; |
| bool updatePending; |
| bool fakeHidden; |
| |
| int requestedSamples; |
| |
| bool useSoftwareRenderer; |
| QImage softwareImage; |
| QRegion updateRegion; |
| bool forceFullUpdate; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QQuickWidget_P_H |