private static KeyStroke getKeyStroke(String keyStrokeStr) {
		if (SystemUtil.isMac()) {
			return KeyStroke.getKeyStroke(keyCode(keyStrokeStr), keyStrokeModMac(keyStrokeStr), keyStrokeStr.toLowerCase().contains("released"));
		} else {
			return KeyStroke.getKeyStroke(keyStrokeStr);
		}
	}