Sets a shape for this widget's GDK window. This allows for transparent windows etc., see gdk_window_shape_combine_mask() for more information.
shape to be added, or NULL to remove an existing shape. [allow-none]
X position of shape mask with respect to window
Y position of shape mask with respect to window
See Implementation
Sets a shape for this widget's GDK window. This allows for transparent windows etc., see gdk_window_shape_combine_mask() for more information.