First, not every window manager even has an 'overview mode'. Second, those that do have different ways to trigger that (and I'm not sure all of them allow external programs to trigger it).
So that isn't likely to happen.
First, not every window manager even has an 'overview mode'. Second, those that do have different ways to trigger that (and I'm not sure all of them allow external programs to trigger it).
So that isn't likely to happen.