Gets the default GdkDisplay.
This is a convenience function for:
gdk_display_manager_get_default_display (gdk_display_manager_get ())
a GdkDisplay, or %NULL if there is no default display
See Implementation
Gets the default GdkDisplay.
This is a convenience function for:
gdk_display_manager_get_default_display (gdk_display_manager_get ())