/// <summary>
        /// 浏览按钮
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button23_Click(object sender, EventArgs e)
        {
            OpenFileDialog fileName  = new OpenFileDialog();//定义一个文件打开控件
            string         startpath = Path.Combine(Application.StartupPath, "程序文件夹");

            Directory.CreateDirectory(startpath);     //创建程序文件夹,如存在则不创建
            fileName.InitialDirectory = startpath;    //设置打开控件后,默认目录为exe运行文件所在的文件夹
            fileName.Filter           = "数据文件|*.dat"; //设置打开文件类型为.dat
            fileName.FilterIndex      = 1;            //设置控件打开文件类型的显示顺序
            fileName.RestoreDirectory = true;         //设置对话框是否记忆之前打开的目录
            if (fileName.ShowDialog() == DialogResult.OK)
            {
                string path_dataadd = fileName.FileName.ToString();                               //获得用户选择的文件完整路径
                string file_dataadd = path_dataadd.Substring(path_dataadd.LastIndexOf("\\") + 1); //获取用户选择的不带路径的文件名
                robot1.AddData(path_dataadd);
                textBox_file_read.Text = file_dataadd;
            }
            DisplayListView();
        }