Session restore (windows position/size)

[CodedOre]

This thread (and this comment in particular) might give the information you’re looking for:

Introducing the Session Save/Restore Initiative

The main issue is that the entire system is currently asynchronous: user closes app A app A starts saving its state while the windows are closed app A relinquishes the name on the session bus user starts app A again the system instantiates app A while the previous instance is still busy saving state there is no state for the new app A instance to restore the state for the old app A instance is dropped This will lead to data loss and an inconsistent state. We discussed various approaches at …