Stefano Ceccherini wrote: >>5) should we group mouse_moved messages that come from >input_server? >>If yes, then we need to be able to read all messages present in >port's >>queue. Current implementation does not allow this. > > > Actually, I think this is Input Server's work, not app_server's work. No, no... the input server sends mouse_moved messages as fast as it can, AFAIK. RootLayer's thread has work to be done, when it reads from it's port, I think it should collapse mouse_moved messages. If not, when you are under heavy load, and move a window, I think you'll see the window moving after you stopped moving the mouse. bye, Adi.