/// <summary> /// 菜单栏串口设置 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void 串口配置ToolStripMenuItem_Click(object sender, EventArgs e) { if (Portconfigure == null || Portconfigure.IsDisposed) { Portconfigure = new PortConfigure(); } Portconfigure.ShowDialog(); toolStripStatusLabel1.Text = ""; if (Portconfigure.portName == "") { toolStripStatusLabel1.Text = "No COM Port Found!"; } flg = true; }