1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Collections;
 5using System.Web;
 6using System.Web.Security;
 7using System.Web.UI;
 8using System.Web.UI.WebControls;
 9using System.Web.UI.WebControls.WebParts;
10using System.Web.UI.HtmlControls;
11
12public partial class ItemManager : System.Web.UI.Page
13...{
14    protected void Page_Load(object sender, EventArgs e)
15    ...{
16
17    }
18    protected void Button1_Click(object sender, EventArgs e)
19    ...{
20        //初始化投票项目操作类
21        ItemOperation io = new ItemOperation();
22        //调用操作类中的添加方法
23        io.AddVote(TextBox1.Text);
24        //重新绑定下拉列表中的投票项目
25        DropDownList1.DataBind();
26        Label1.Text = "项目添加成功";
27    }
28    protected void Button2_Click(object sender, EventArgs e)
29    ...{
30        //初始化投票项目操作类//51_aspx.c_o_m
31        ItemOperation io = new ItemOperation();
32        //调用操作类中的删除方法
33        io.DelVote(int.Parse(DropDownList1.SelectedValue));
34        //重新绑定下拉列表中的投票项目
35        DropDownList1.DataBind();
36        Label1.Text = "项目删除功能";
37    }
38}
39