Some tips to improve a small app!

[Anke]

Opening another screen AND closing the current one

There are basically two methods how screens can be switched correctly: Screen1 remains open after switching to another screen. All other screens are closed when you switch to another screen. This means that at most two screens are open at the same time. If another screen is then closed, Screen1 comes to the foreground again (since it wasn't closed). Then only one sceen is open. Each screen (including Screen1) is closed when another screen is opened. This means that only one screen is open…