as we want to avoid storing the backpointer to wxTextCtrl in wxCommand
itself: this is a waste of memory as all commands in the given command
processor always have the same associated wxTextCtrl and so it makes sense
as we want to avoid storing the backpointer to wxTextCtrl in wxCommand
itself: this is a waste of memory as all commands in the given command
processor always have the same associated wxTextCtrl and so it makes sense