前台文件

<div id="dAdminHeader"><ul><li><a href="AddEditCategory.aspx"><span>New Category</span></a></li><li><a href="ManageArticles.aspx"><span>Manage Articles</span></a></li><li><a href="AddEditArticle.aspx"><span>New Article</span></a></li></ul>
</div><ItemTemplate>
<tr><td class="ListTitle"><a href='<%# String.Format("AddEditCategory.aspx?categoryid={0}", Eval("CategoryId")) %>'><%# Eval("Title") %>　　　　</a></td><td align="center"><a href="<%# String.Format("AddEditCategory.aspx?categoryid={0}", Eval("categoryid")) %>"><img src="../images/edit.gif" alt="" width="16" height="16" class="AdminImg" />　　　　</a></td><td align="center"><asp:ImageButton runat="server" ID="btnDeleteCategory" CommandArgument='<%# Eval("CategoryID").ToString() %>'CommandName="Delete" ImageUrl="~/images/delete.gif" AlternateText="Delete" CssClass="AdminImg"OnClientClick="return confirm('Warning: This will delete the Category from the database.');" /></td>

</tr>

</ItemTemplate>

后台文件 1 using System.Collections.Generic;
 2 using System.Web.UI.WebControls;
 3 using TBHBLL.Articles;
 4 using TheBeerHouse.BLL.Articles;
 5 using System.Security;
 6 using TheBeerHouse.UI;
 7
 8 partial class Admin_ManageCategories : AdminPage
 9 {
10     protected void Page_Load(object sender, System.EventArgs e)
11     {
12         if (!IsPostBack) {
13             if (this.User.Identity.IsAuthenticated && (this.User.IsInRole("Administrators") |
14                 this.User.IsInRole("Editors") | this.User.IsInRole("Contributors") | this.User.IsInRole("Posters"))) {
15                 BindCategories();
16             }
17             else {
18                 throw new SecurityException("You are not allowed to edit existing articles!");
19
20             }
21
22         }
23     }
24
25     protected void BindCategories()
26     {
27
28         using (CategoryRepository Categoryrpt = new CategoryRepository()) {
29
30             List<Category> lCategories = Categoryrpt.GetActiveCategories();
31             lvCategories.DataSource = lCategories;
32             lvCategories.DataBind();
33
34             SetupListViewPager(lCategories.Count, (DataPager)lvCategories.FindControl("pagerBottom"));
35
36         }
37     }
38
39     protected void lvCategories_ItemDeleting(object sender, System.Web.UI.WebControls.ListViewDeleteEventArgs e)
40     {
41         using (CategoryRepository lCategoryrpt = new CategoryRepository()) {
42             lCategoryrpt.DeleteCategory(int.Parse(lvCategories.DataKeys[e.ItemIndex].Value.ToString()));
43             BindCategories();
44         }
45     }
46
47     protected void lvCategories_PagePropertiesChanged(object sender, System.EventArgs e)
48     {
49         BindCategories();
50     }
51
52 }