| Extracted from Pike v7.8 release 866 at 2016-04-05.

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GTK2
GTK2.Widget

# Method GTK2.Widget()->queue_draw_area()

Method queue_draw_area

  `GTK2.Widget queue_draw_area(int x, int y, int width, int height)`

Description

  Invalidates the rectangular area defined by x,y,width,height by calling GDK2.Window->invalidate_rect() on the widget's window and all its child windows. Once the main loop becomse idle (after the current batch of events has been processed, roughly), the window will receive expose events for the union of all regions that have been invalidated.