web/WebUserControl10.ascx.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.SqlClient;
using System.Configuration;
using System.Data;
public partial class web_WebUserControl10 : System.Web.UI.UserControl
{
    protected void Page_Load(object sender, EventArgs e)
    {
        TextBox1.Text = Request.QueryString["Name"];
        try
        {

            string ConnStr1 = System.Configuration.ConfigurationManager.ConnectionStrings["ConnStr"].ToString();
            SqlConnection cn = new SqlConnection(ConnStr1);
            cn.ConnectionString = ConnStr1;
            String sql1 = "select Name,Area,BedNum,Price,Aircondition,TV from RoomCategory where RcategoryId='" + TextBox1.Text.Trim() + "'";
            cn.Open();
            SqlCommand cmd = new SqlCommand(sql1, cn);
            SqlDataAdapter da = new SqlDataAdapter();
            DataSet ds = new DataSet();
            da.SelectCommand = cmd;
            da.Fill(ds);
            DataRow dr = ds.Tables[0].Rows[0];
            TextBox2.Text = dr[0].ToString();
            TextBox3.Text = dr[1].ToString();
            TextBox4.Text = dr[2].ToString();
            TextBox5.Text = dr[3].ToString();
            TextBox6.Text = dr[4].ToString();
            TextBox7.Text = dr[5].ToString();
            cn.Close();


        }
        catch (Exception ex)
        { }
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
      
            if (TextBox2.Text != "")
            {
                string ConnStr1 = System.Configuration.ConfigurationManager.ConnectionStrings["ConnStr"].ToString();
                SqlConnection cn = new SqlConnection(ConnStr1);
                cn.ConnectionString = ConnStr1;
                String sql1 = "update RoomCategory set Name='" + TextBox2.Text.Trim() + "',Area='" + TextBox3.Text.Trim() + "',BedNum='" + TextBox4.Text.Trim() + "',Price='" + TextBox5.Text.Trim() + "',Aircondition='" + TextBox6.Text.Trim() + "',TV='" + TextBox7.Text.Trim() + "' where RcategoryId='" + TextBox1.Text.Trim() + "'";
                cn.Open();
                SqlCommand cmd = new SqlCommand(sql1, cn);
                cmd.ExecuteNonQuery();
                cn.Close();

                Response.Write("<script language=javascript>alert('修改成功！！');</script>");
            }
            else
            {
                Response.Write("<script language=javascript>alert('类型名称不为空！！');</script>");