@Override
            public boolean keyDown(InputEvent event, int keycode) {
                if (keycode == Keys.F5) {
                    reloadAtlas();
                    return true;
                }
                return false;
            }
Called when a key goes down. When true is returned, the event is {@link
Event#handle() handled}.

@param event
@param keycode
core/src/com/ray3k/skincomposer/dialog/DialogDrawables.java