Recreate the fbo on screen change in QQuickWidget when needed

Move the rendering code out into a separate function since it is
now called from three places.

Like in QOpenGLWidget, the FBO may need to be recreated with a
different size in case the window is moved onto a screen with
a different device pixel ratio.

Change-Id: Iaaa42a06dab9e02710b0a7dafb0ea8c018b69ec2
Reviewed-by: Gunnar Sletta <gunnar@sletta.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/quickwidgets/qquickwidget_p.h b/src/quickwidgets/qquickwidget_p.h
index 2289b18d72..2ff9601f77 100644
--- a/src/quickwidgets/qquickwidget_p.h
+++ b/src/quickwidgets/qquickwidget_p.h
@@ -75,6 +75,7 @@ public:
     void updateSize();
     void updateFrambufferObjectSize();
     void setRootObject(QObject *);
+    void render(bool needsSync);
     void renderSceneGraph();
     void createContext();
     void destroyContext();