I believe the workspace switcher (compiz' "expo" plugin) grabs the keyboard and mouse while active. So no other program will be able to take ownership of them. Hence locking the screen is impossible.
I'm not sure if this can be fixed at all.
I believe the workspace switcher (compiz' "expo" plugin) grabs the keyboard and mouse while active. So no other program will be able to take ownership of them. Hence locking the screen is impossible.
I'm not sure if this can be fixed at all.