Method

GtkWidgetshape_combine_region

Declaration [src] 

void
gtk_widget_shape_combine_region (
  GtkWidget* widget,
  cairo_region_t* region
)

Description [src]

Sets a shape for this widget’s GDK window. This allows for transparent windows etc., see gdk_window_shape_combine_region() for more information.

Available since:3.0

Parameters

region cairo_region_t
 

Shape to be added, or NULL to remove an existing shape.
 The argument can be NULL.
 The data is owned by the caller of the function.