GridView自定义编辑、删除、全选删除代码

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;

public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
     {
        if (!IsPostBack)
         {
            this.GridView1.DataSource = Membership.GetAllUsers();
            this.GridView1.DataBind();
            this.GridView2.DataSource = Membership.GetAllUsers();
            this.GridView2.DataBind();
         }
     }
    protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e)
     {
        if (e.CommandName == "add")
         {
            int index = Convert.ToInt32(e.CommandArgument);
             ListItem item = new ListItem();
             item.Text = Server.HtmlEncode(GridView1.DataKeys[index].Values[0].ToString());
            if (!ListBox1.Items.Contains(item))
             ListBox1.Items.Add(item);
             Label1.Text=e.CommandArgument.ToString()+GridView1.DataKeys[index].Values[0].ToString();
            
            
         }
     }
    protected void GridView1_RowCreated(object sender, GridViewRowEventArgs e)
     {
        if (e.Row.RowType == DataControlRowType.DataRow)
         {
             LinkButton addButton = (LinkButton)e.Row.Cells[0].Controls[0];
             addButton.CommandArgument = e.Row.RowIndex.ToString();
            
         }


     }

    protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
     {
        if (e.Row.RowType == DataControlRowType.DataRow)
         {
           string str = Convert.ToString(DataBinder.Eval(e.Row.DataItem, "UserName"));
            //满足特定要求的数据显示不同的颜色
            Response.Write(str);
            if (str=="duoduo")
             {
                 e.Row.BackColor = System.Drawing.Color.Brown;
             }  
             e.Row.Cells[1].Text = "<i>" + e.Row.Cells[1].Text + "</i>";           
            //鼠标经过或者离开时候显示不同的颜色
             e.Row.Attributes.Add("onmouseover", "currentcolor=this.style.backgroundColor;this.style.backgroundColor='red',this.style.fontWeight='';");
            //当鼠标离开的时候 将背景颜色还原的以前的颜色
             e.Row.Attributes.Add("onmouseout", "this.style.backgroundColor=currentcolor,this.style.fontWeight='';");
           
         }
     }
    protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
     {
         int index = Convert.ToInt32(e.RowIndex);
         GridViewRow row = GridView1.Rows[index];
         string duser= row.Cells[2].Text;
         Membership.DeleteUser(duser);
        this.GridView1.DataSource = Membership.GetAllUsers();
        this.GridView1.DataBind();
        //
     }
    protected void GridView1_RowDeleted(object sender, GridViewDeletedEventArgs e)
     {
       
     }
    protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
     {
         GridView1.EditIndex = e.NewEditIndex;
         GridView1.DataSource = Membership.GetAllUsers();
         GridView1.DataBind();
     }
    protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
     {
        string username = GridView1.DataKeys[e.RowIndex].Values[0].ToString();
        string email = ((TextBox)GridView1.Rows[e.RowIndex].FindControl("TextBox2")).Text;
        //string name = GridView1.Rows[e.RowIndex].FindControl("TextBox1").ToString();//onlyread
         MembershipUser u=Membership.GetUser(username);
         u.Email = email;
        //u.UserName = name;
         Membership.UpdateUser(u);
         GridView1.EditIndex = -1;
        this.GridView1.DataSource = Membership.GetAllUsers();
        this.GridView1.DataBind();
        
     }
    protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
     {
         GridView1.EditIndex = -1;
         GridView1.DataSource = Membership.GetAllUsers();
         GridView1.DataBind();
     }
    protected void GridView2_RowEditing(object sender, GridViewEditEventArgs e)
     {
         GridView2.EditIndex = e.NewEditIndex;
         GridView2.DataSource = Membership.GetAllUsers();
         GridView2.DataBind();
     }
    protected void GridView2_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
     {
         GridView2.EditIndex = -1;
         GridView2.DataSource = Membership.GetAllUsers();
         GridView2.DataBind();
     }
    protected void GridView2_RowUpdating(object sender, GridViewUpdateEventArgs e)
     {

     }
    protected void CheckBox2_CheckedChanged(object sender, EventArgs e)
     {
        foreach (GridViewRow gvr in GridView1.Rows)
         {
             ((CheckBox)gvr.Cells[5].FindControl("CheckBox1")).Checked = ((CheckBox)sender).Checked;
         }
     }
    protected void Button1_Click(object sender, EventArgs e)
     {
        foreach (GridViewRow gvr in GridView1.Rows)
         {
        if (((CheckBox)gvr.Cells[5].FindControl("CheckBox1")).Checked)
             {
           //string duser = ((Label)gvr.Cells[2].FindControl("Label1")).Text;
            string duser = ((Label)gvr.Cells[2].Controls[1]).Text;
             Response .Write (duser);
            //Membership.DeleteUser(duser);
            //this.GridView1.DataSource = Membership.GetAllUsers();
            //this.GridView1.DataBind();
             }
         }
     }
}