Method

GdkDrawContextget_frame_region

Declaration [src]

const cairo_region_t*
gdk_draw_context_get_frame_region (
  GdkDrawContext* context
)

Description [src]

Retrieves the region that is currently being repainted.

After a call to gdk_draw_context_begin_frame() this function will return a union of the region passed to that function and the area of the surface that the context determined needs to be repainted.

If context is not in between calls to gdk_draw_context_begin_frame() and gdk_draw_context_end_frame(), NULL will be returned.

Return value

Type: cairo_region_t

A Cairo region.

The returned data is owned by the instance.

The return value can be NULL.