Sets an input shape for this widget's GDK window. This allows for windows which react to mouse click in a nonrectangular region, see gdk_window_input_shape_combine_mask() for more information. Since 2.10
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 an input shape for this widget's GDK window. This allows for windows which react to mouse click in a nonrectangular region, see gdk_window_input_shape_combine_mask() for more information. Since 2.10