It's easy to disable key previews: just call setPreviewEnabled(false) and these annoying tiny previews won't show up anymore. But if I attach a popup keyboard to any key then these previews will sh...

I would like to have a KeyPreview functionality within Frames, I mean, that when the input (say, one of the controls of the frame is selected, or the mouse is inside) is in a frame (which would hav...