Personally I prefer the use of midi hardware for this type of thing. I’m a big fan of getting my hands off the keyboard and mouse when at all possible. I’ve been running into some issues using a new layout, I didn’t even know about the project to front command haha I’m going to play with that now.
Here’s a sequence of commands that might be helpful for your show/hide issues… This sequence assumes that your mixer window is closed and that it is already in a hide state. Adjust as you like 