DataGridView 为TextBox初始化，单击事件

/*
 *  窗体描述：显示“长春市六条主要江河八五年洪水情况表”信息；
 *  功能： ；
 *  方法：GetRiverString()；//根据传参“河流名称”“数据库连接串”进行查询
 *  作者： HeTao
 *  日期： 2011-03-12, 星期六
 *  版本：V1.0
 * 
 *  修改人员：
 *  修改日期：
 *  修改内容：
 */
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;

namespace YNRBSYS.RiversInfoQuery
{
    public partial class uc_6JL85HS : UserControl
    {

        /// <summary>
        /// 
        /// </summary>
        /// <param name="RiverName">河流名称</param>
        /// <param name="connString">数据库连接串</param>

        public void GetRiverString(string RiverName, string connString)
        {
            try
            {
                SqlConnection conn = new SqlConnection(connString);

                conn.Open();

                string SqlStr = "SELECT * from CC_RIVER_HSXX "+
                                "WHERE  (RIVERCODE  ='" + RiverName + "')";

                DataSet ds = new DataSet();

                SqlDataAdapter sda = new SqlDataAdapter();

                sda.SelectCommand = new SqlCommand(SqlStr, conn);

                sda.Fill(ds, "info");

                SqlCommand scmd = new SqlCommand(SqlStr, conn);

                SqlDataReader objSqlReader = scmd.ExecuteReader();

                while (objSqlReader.Read())
                {

                    dataGridViewX1.DataSource = ds.Tables[0];   

                }

            }
            catch (Exception ex)
            {

                MessageBox.Show(ex.Message);

            }

        }

        private void setDataGridViewString()
        {
            if (dataGridViewX1.SelectedRows.Count > 0)
            {
                int i = dataGridViewX1.SelectedRows[0].Index;

                txtHSNF.Text = dataGridViewX1.Rows[i].Cells[1].Value.ToString();

                txtHLMC.Text = dataGridViewX1.Rows[i].Cells[2].Value.ToString();

                txtXQ.Text =   dataGridViewX1.Rows[i].Cells[4].Value.ToString();

                txtZDSW.Text = dataGridViewX1.Rows[i].Cells[5].Value.ToString();

                txtZM.Text =   dataGridViewX1.Rows[i].Cells[3].Value.ToString();

                txtZDLL.Text = dataGridViewX1.Rows[i].Cells[6].Value.ToString();

                txtFSSJ.Text = dataGridViewX1.Rows[i].Cells[7].Value.ToString();

                txtDWZYQKXZ.Text =  dataGridViewX1.Rows[i].Cells[8].Value.ToString();

                txtDWZYQKZRT.Text = dataGridViewX1.Rows[i].Cells[9].Value.ToString();

                txtDWZYQKHS.Text =  dataGridViewX1.Rows[i].Cells[10].Value.ToString();

                txtDWZYQKRK.Text =  dataGridViewX1.Rows[i].Cells[11].Value.ToString();

                txtDWZYQKFW.Text =  dataGridViewX1.Rows[i].Cells[12].Value.ToString();

                txtDWZYQKGD.Text =  dataGridViewX1.Rows[i].Cells[13].Value.ToString();

                txtBZ.Text = dataGridViewX1.Rows[i].Cells[14].Value.ToString();
            }
        }
        public uc_6JL85HS()
        {

            InitializeComponent();

        }
        //dataGridView 为textbox初始化值
        private void uc_6JL85HS_Load(object sender, EventArgs e)
        {   
            
            setDataGridViewString();

        }

        private void dataGridViewX1_CellClick(object sender, DataGridViewCellEventArgs e)
        {

            setDataGridViewString();

        }
    }
}