当前文件： KuangLongCommunicationV2/editorGridview.aspx.cs[5K，2009-6-12 11:46:37]，打开代码结构图

		            using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;


public partial class editorGridview : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
           
            
            if (Session["userID"] == null || Session["userID"].ToString() == "")
            {

                Page.Response.Redirect("default.aspx");
            }
            else
            {
                dataBind();
            }
            if (GVuseage.Rows.Count == 0)
            {

                Page.ClientScript.RegisterStartupScript(Page.GetType(),"script","alert('没有数据!');",true);
            }
        
        }
    }
    private void dataBind()
    {
       
            string ID = Session["userId"].ToString();
            string sql2 = "select * from addresslist where userId='" + ID + "' order by id desc";
            DataBase DB2 = new DataBase();
            DataSet ds2 = DB2.DataAll(sql2);
            GVuseage.DataSource = ds2;
            GVuseage.DataKeyNames = new string[] { "id" };
            GVuseage.DataBind();
            return;
      
    
    }

   
    
    protected void GVuseage_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {
        SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString);
        int indexid = (int)GVuseage.DataKeys[e.RowIndex].Value;
        string sql = "delete from AddressList where id=" + indexid;
        SqlCommand cmd = new SqlCommand(sql,conn);
        conn.Open();
        cmd.ExecuteNonQuery();
        dataBind();
        conn.Close();
    }
    protected void GVuseage_RowEditing(object sender, GridViewEditEventArgs e)
    {
        GVuseage.EditIndex = e.NewEditIndex;
        dataBind();
    }
    protected void GVuseage_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
    {
        GVuseage.EditIndex = -1;
        dataBind();
    }
    protected void GVuseage_RowUpdating(object sender, GridViewUpdateEventArgs e)
    {
        SqlConnection conn1 = new SqlConnection(ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString);
        string uid = GVuseage.DataKeys[e.RowIndex].Values[0].ToString();

        string newfrdName = ((TextBox)(GVuseage.Rows[e.RowIndex].Cells[2].Controls[0])).Text.Trim();
        string newfrdPhone = ((TextBox)GVuseage.Rows[e.RowIndex].FindControl("txtphone")).Text.Trim();
        
        string newfrdMobilePhone = ((TextBox)GVuseage.Rows[e.RowIndex].FindControl("txtMobilePhone")).Text.Trim();
        string newfrdAddress = ((TextBox)(GVuseage.Rows[e.RowIndex].Cells[5].Controls[0])).Text.Trim();
        string newfrdQQ = ((TextBox)(GVuseage.Rows[e.RowIndex].Cells[6].Controls[0])).Text.Trim();
        string newfrdEmail = ((TextBox)GVuseage.Rows[e.RowIndex].FindControl("txtEmail")).Text.Trim();
        string newGeneral = ((TextBox)GVuseage.Rows[e.RowIndex].FindControl("txtGeneral")).Text.Trim();
        string sql2 = "update addresslist set frdName='" + newfrdName + "',frdPhone='" + newfrdPhone + "',frdMobilePhone='" + newfrdMobilePhone + "',frdAddress='" + newfrdAddress + "',frdQQ='" + newfrdQQ + "',frdEmail='" + newfrdEmail + "',General='" + newGeneral + "' where id=" + uid;

        SqlCommand cmd = new SqlCommand(sql2, conn1);
        conn1.Open();
        try
        {
            cmd.ExecuteNonQuery();
            GVuseage.EditIndex = -1;
            lblmsg.Text = "更新成功!";
            lblmsg.Style["color"] = "red";
           
        }
        catch(SqlException)
        {
            lblmsg.Text = "更新失败!";
            lblmsg.Style["color"] = "red";

        }
        conn1.Close();
        dataBind();
        
    }
    protected void Btnfirst_Click(object sender, EventArgs e)
    {
        GVuseage.PageIndex = 0;
        GVuseage.EditIndex = -1;
        dataBind();
        
        lblmsg.Text = "共计" + GVuseage.PageCount + "页，现在已经是首页了";
    }
    protected void Btndescend_Click(object sender, EventArgs e)
    {
        if (GVuseage.PageIndex != 0)
        {
            GVuseage.PageIndex--;
            GVuseage.EditIndex = -1;
            lblmsg.Text = "共计" + GVuseage.PageCount + "页";


        }
        else
        {
            GVuseage.PageIndex = 0;
            GVuseage.EditIndex = -1;
            lblmsg.Text = "共计" + GVuseage.PageCount + "页，现在已经是首页了";

        }
        dataBind();
    }
    protected void Btnretrusive_Click(object sender, EventArgs e)
    {
        if (GVuseage.PageIndex != GVuseage.PageCount - 1)
        {
           GVuseage.PageIndex++;
           GVuseage.EditIndex = -1;
            lblmsg.Text = "共计" + GVuseage.PageCount + "页";


        }
        else
        {
            GVuseage.PageIndex = GVuseage.PageCount - 1;
            GVuseage.EditIndex = -1;
            lblmsg.Text = "共计" + GVuseage.PageCount + "页，现在已经是尾页了";

        }
        dataBind();
    }
    protected void Btnfinally_Click(object sender, EventArgs e)
    {
        if (GVuseage.Rows.Count == 0)
        {
            Page.ClientScript.RegisterStartupScript(Page.GetType(), "script", "alert('没有数据!');", true);
        }

        else
        {
            GVuseage.PageIndex = GVuseage.PageCount - 1;
            GVuseage.EditIndex = -1;
            dataBind();

            lblmsg.Text = "共计" + GVuseage.PageCount + "页，现在已经是尾页了";
        }
    }
    protected void GVuseage_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        GVuseage.PageIndex = e.NewPageIndex;
        GVuseage.EditIndex = -1;
        dataBind(); 
        
    }
}