示例#1
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// RedirectKeyEvents, when set to a window id (greater than 0), will force
// *all* Key{Press,Release} to callbacks attached to the specified window.
// This is close to emulating a Keyboard grab without the racing.
// To stop redirecting key events, use window identifier '0'.
func RedirectKeyEvents(xu *xgbutil.XUtil, wid xproto.Window) {
	xu.KeyRedirect = wid
}