// SmartGrab grabs the keyboard for the given window, and redirects all
// key events in the xevent main event loop to avoid races.
func SmartGrab(xu *xgbutil.XUtil, win xproto.Window) error {
err := GrabKeyboard(xu, win)
if err != nil {
return fmt.Errorf("SmartGrab: %s", err)
}
// Now redirect all key events to the dummy window to prevent races
xevent.RedirectKeyEvents(xu, win)
return nil
}
// SmartUngrab reverses SmartGrab and stops redirecting all key events.
func SmartUngrab(xu *xgbutil.XUtil) {
UngrabKeyboard(xu)
// Stop redirecting all key events
xevent.RedirectKeyEvents(xu, 0)
}