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42 #ifndef QQUICKWINDOWMANAGER_P_H
43 #define QQUICKWINDOWMANAGER_P_H
45 #include <QtGui/QImage>
46 #include <qtquickglobal.h>
53 class Q_QUICK_EXPORT QQuickWindowManager
56 virtual ~QQuickWindowManager();
58 virtual void show(QQuickCanvas *canvas) = 0;
59 virtual void hide(QQuickCanvas *canvas) = 0;
61 virtual void canvasDestroyed(QQuickCanvas *canvas) = 0;
63 virtual void exposureChanged(QQuickCanvas *canvas) = 0;
64 virtual QImage grab(QQuickCanvas *canvas) = 0;
65 virtual void resize(QQuickCanvas *canvas, const QSize &size) = 0;
67 virtual void maybeUpdate(QQuickCanvas *canvas) = 0;
68 virtual void wakeup() = 0;
70 virtual volatile bool *allowMainThreadProcessing() = 0;
72 virtual QSGContext *sceneGraphContext() const = 0;
74 virtual void releaseResources() = 0;
76 // ### make this less of a singleton
77 static QQuickWindowManager *instance();
82 #endif // QQUICKWINDOWMANAGER_P_H