当前文件： OnlineVote/AddItem.aspx.cs[1K，2009-6-12 11:51:27]，打开代码结构图

		            
 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;
11using System.Data.SqlClient;
12
13public partial class AddItem : System.Web.UI.Page
14...{
15        //下载自http://www.51aspx.com/CV/OnlineVote
16    private int nSubjectID = -1;
17    protected void Page_Load(object sender,EventArgs e)
18    ...{   /**////获取参数TopicID的值
19        if(Request.Params["SubjectID"] != null)
20        ...{
21            if(Int32.TryParse(Request.Params["SubjectID"].ToString(),out nSubjectID) == false)
22            ...{
23                return;
24            }
25        }
26        if(!Page.IsPostBack)
27        ...{   /**////显示数据
28            if(nSubjectID > -1)
29            ...{
30                BindSubjectData(nSubjectID);
31            }
32        }
33        AddBtn.Enabled = nSubjectID > -1 ? true : false;
34    }    
35    private void BindSubjectData(int nSubjectID)
36    ...{   /**////获取数据
37        ISubject subject = new Subject();
38        SqlDataReader dr = subject.GetSingleSubject(nSubjectID);
39        /**////读取数据
40        if(dr.Read())
41        ...{
42            SubjectName.Text = dr["Name"].ToString();
43        }
44        /**////关闭数据源
45        dr.Close();
46    }
47
48    protected void AddBtn_Click(object sender,EventArgs e)
49    ...{
50        try
51        ...{   /**////定义对象
52            IItem item = new Item();
53            /**////执行数据库操作
54            item.AddItem(Name.Text.Trim(),nSubjectID);
55            Response.Write("<script>alert('" + "添加数据成功，请妥善保管好你的数据！" + "');</script>");
56        }
57        catch(Exception ex)
58        ...{   /**////跳转到异常错误处理页面
59            Response.Redirect("ErrorPage.aspx?ErrorMsg=" + ex.Message.Replace("<br>","").Replace("\n","")
60                + "&ErrorUrl=" + Request.Url.ToString().Replace("<br>","").Replace("\n",""));
61        }
62    }
63    protected void ReturnBtn_Click(object sender,EventArgs e)
64    ...{   /**////跳转到管理页面
65        Response.Redirect("~/ItemManage.aspx");
66    }
67}
68