Talk:Capturing all keys in Non-GUI applications
From Nokia Developer Wiki
Some time application need to listen key events in background exe (console exe), to perform some background task, for example capturing long press *. Basically the application that has focus will receive keyevents and other applications will receiving any key input. This article demonstrates the basic step for capturing keyevents using custom class CKeyCapturer2. The code example will helps the developer to implement keylistener.