private void OpenMainUI(string param) { if (!this.InvokeRequired) { UpdateLanguage(); MonitorFromDisplay.Frm_MonitorDisplayMain.Instance(true).EnableTopMost(true); MonitorFromDisplay.Frm_MonitorDisplayMain.Instance(false).UpdateLanguage(langType, CommonInfo.ProtocalLangFileName); MonitorFromDisplay.Frm_MonitorDisplayMain.Instance(false).UpdateFont(_softwareFont); MonitorFromDisplay.Frm_MonitorDisplayMain.Instance(false).Activate(); } else { OpenMainClickHanlder oh = new OpenMainClickHanlder(OpenMainUI); this.Invoke(oh, new object[] { param }); } }