Originally Posted by h1uke
This technique is used in Qt keyboard driver for kindle. I even do not send kill -STOP / kill -CONT to CVM,
but grab all input devices if I want to run Qt application in a foreground.
I want to stop the framework from overwriting the top and bottom of the screen (3G signal, battery, etc.). So I think I still need to pause he CVM in that case. That is less severe than a full framework stop and restart like some fullscreen apps do.