In conclusion, if you’re looking for a solid tool for an experienced Android theme designer, Android Theme Studio won’t be your go-to choice.
Moreover, there are tons of similar programs for that niche, such as Widget For Android Studio(this program doesn’t support MIUI yet), Appicon Studio(another program we did not try out, but it really is similar to the one we are working on).
Download App: 66cf4387b8

The remaining rooms are activated by the minimizer itself, so you don’t have to manually close a minimizer every time. Each room can be pinned to desktop, as you’ve suggested. 

Add as a Favorite link to the sidebar and you’ll get the right windows on the left side of your screen, from your desktop (speed):

With titles to give them meaning. It’s up to you to add or delete them 🙂