Sets an input shape for this widget’s GDK window. This allows for windows which react to mouse click in a nonrectangular region, see Window.inputShapeCombineRegion for more information.
shape to be added, or NULL to remove an existing shape
3.0
Sets an input shape for this widget’s GDK window. This allows for windows which react to mouse click in a nonrectangular region, see Window.inputShapeCombineRegion for more information.