If @setting is %TRUE, then destroying the transient parent of @window will also destroy @window itself. This is useful for dialogs that shouldn’t persist beyond the lifetime of the main window they're associated with, for example.
whether to destroy @window with its transient parent
See Implementation
If @setting is %TRUE, then destroying the transient parent of @window will also destroy @window itself. This is useful for dialogs that shouldn’t persist beyond the lifetime of the main window they're associated with, for example.