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39
40#ifndef DESIGNERWINDOWMANAGER_P_H
41#define DESIGNERWINDOWMANAGER_P_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <QtCore/QScopedPointer>
55
56#include <private/qsgrenderloop_p.h>
57#include <private/qtquickglobal_p.h>
58#include <private/qsgcontext_p.h>
59
60#if QT_CONFIG(opengl)
61# include <QtGui/QOpenGLContext>
62#endif
63
64QT_BEGIN_NAMESPACE
65
66class QQuickWindow;
67class QSGContext;
68class QSGDefaultRenderContext;
69class QAnimationDriver;
70
71class QQuickDesignerWindowManager : public QSGRenderLoop
72{
73 Q_OBJECT
74public:
75 QQuickDesignerWindowManager();
76
77 void show(QQuickWindow *window) override;
78 void hide(QQuickWindow *window) override;
79
80 void windowDestroyed(QQuickWindow *window) override;
81
82 void makeOpenGLContext(QQuickWindow *window);
83 void exposureChanged(QQuickWindow *window) override;
84 QImage grab(QQuickWindow *window) override;
85
86 void maybeUpdate(QQuickWindow *window) override;
87 void update(QQuickWindow *window) override; // identical for this implementation.
88
89 void releaseResources(QQuickWindow *) override { }
90
91 QAnimationDriver *animationDriver() const override { return nullptr; }
92
93 QSGContext *sceneGraphContext() const override;
94 QSGRenderContext *createRenderContext(QSGContext *) const override { return m_renderContext.data(); }
95
96 static void createOpenGLContext(QQuickWindow *window);
97
98private:
99#if QT_CONFIG(opengl)
100 QScopedPointer<QOpenGLContext> m_openGlContext;
101#endif
102 QScopedPointer<QSGContext> m_sgContext;
103 QScopedPointer<QSGRenderContext> m_renderContext;
104};
105
106QT_END_NAMESPACE
107
108#endif // DESIGNERWINDOWMANAGER_P_H
109

source code of qtdeclarative/src/quick/designer/qquickdesignerwindowmanager_p.h