get_display
Description:
Get the Display for the toplevel window associated with this widget.
This function can only be called after the widget has been added to a widget hierarchy with a Window at the top.
In general, you should only create display specific resources when a widget has been realized, and you should free those resources when the widget is unrealized.
Parameters:
this |
a Widget |
Returns:
the Display for the toplevel for this widget. |