diff options
Diffstat (limited to 'src/gui/painting/qwindowsurface_p.h')
| -rw-r--r-- | src/gui/painting/qwindowsurface_p.h | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/src/gui/painting/qwindowsurface_p.h b/src/gui/painting/qwindowsurface_p.h index 62137ef13b..a3fea67f24 100644 --- a/src/gui/painting/qwindowsurface_p.h +++ b/src/gui/painting/qwindowsurface_p.h @@ -68,6 +68,14 @@ class QPlatformWindow; class Q_GUI_EXPORT QWindowSurface { public: + enum WindowSurfaceFeature { + PartialUpdates = 0x00000001, // Supports doing partial updates. + PreservedContents = 0x00000002, // Supports doing flush without first doing a repaint. + StaticContents = 0x00000004, // Supports having static content regions when being resized. + AllFeatures = 0xffffffff // For convenience + }; + Q_DECLARE_FLAGS(WindowSurfaceFeatures, WindowSurfaceFeature) + QWindowSurface(QWidget *window, bool setDefaultSurface = true); virtual ~QWindowSurface(); @@ -100,26 +108,31 @@ public: virtual QPoint offset(const QWidget *widget) const; inline QRect rect(const QWidget *widget) const; - bool hasStaticContentsSupport() const; - bool hasPartialUpdateSupport() const; + bool hasFeature(WindowSurfaceFeature feature) const; + virtual WindowSurfaceFeatures features() const; void setStaticContents(const QRegion ®ion); QRegion staticContents() const; protected: bool hasStaticContents() const; - void setStaticContentsSupport(bool enable); - void setPartialUpdateSupport(bool enable); private: QWindowSurfacePrivate *d_ptr; }; +Q_DECLARE_OPERATORS_FOR_FLAGS(QWindowSurface::WindowSurfaceFeatures) + inline QRect QWindowSurface::rect(const QWidget *widget) const { return widget->rect().translated(offset(widget)); } +inline bool QWindowSurface::hasFeature(WindowSurfaceFeature feature) const +{ + return (features() & feature) != 0; +} + QT_END_NAMESPACE #endif // QWINDOWSURFACE_P_H |