Keypress event?

[matkatmusic]

none of that setKeyboardFocus/GrabKeyboardFocus is necessary to intercept key presses:

KeyListener documentation request

Important note! It's obviously not possible for a component to be focused unless it's actually visible, on-screen, and inside a window that is also visible. So there's no point trying to call this in the component's own constructor or before all of its parent hierarchy has been fully instantiated. This text is found in the documentation for Component::grabKeyboardFocus(). After spending an hour or so trying to get KeyListener::keyPressed() to work to no avail, the documentation in this meth…

see the 3-function example code at the end of the above post for all you need to capture keyPress events.