读取文本作为输出字段

 void GetFiledsTxt()
        {
            var ofd = new OpenFileDialog()
            {

                Filter = "文本文件(*.txt)|*.txt",
                Multiselect = false
            };
            if (ofd.ShowDialog() == DialogResult.Cancel) return;
            DataTable dtmbClone = new DataTable(); 
            this.btgetfdtxt.Text = ofd.FileName;
            dtmbClone.Clear();
            string line = string.Empty;
            dtmbClone.Columns.Add("input", typeof(string));
            dtmbClone.Columns.Add("sysfileds", typeof(string));
            StreamReader sr = new StreamReader(ofd.FileName, Encoding.GetEncoding("GB2312"));
           while ((line = sr.ReadLine()) != null)
            {
                if (line.ToString().Length > 0)
                {
                     
                    DataRow dr = dtmbClone.NewRow();
                    dr["input"] = line.ToString();                      
                    dtmbClone.Rows.Add(dr);
                }
            }
            sr.Close();
            this.gridControl1.DataSource = dtmbClone;
        }