当前文件： SpaceBuider11/BasicWebControls/Manage/Bookmark/ManageBookmarkComments.cs[7K，2009-6-12 11:54:33]，打开代码结构图

		            
  1//------------------------------------------------------------------------------
  2// <copyright company="Tunynet">
  3//     Copyright (c) Tunynet Inc.  All rights reserved.
  4// </copyright> 
  5//------------------------------------------------------------------------------
  6using System;
  7using System.Collections.Generic;
  8using System.Text;
  9using SpaceBuilder.Components;
 10using SpaceBuilder.Posts.Permissions;
 11using System.Web.UI.WebControls;
 12using SpaceBuilder.Controls.Utils;
 13using SpaceBuilder.Controls;
 14using SpaceBuilder.Bookmarks.Components;
 15using TunyNet.Data.Utils;
 16using TunyNet.Utils;
 17using System.Web;
 18using SpaceBuilder.Utils;
 19using System.Collections;
 20
 21namespace SpaceBuilder.Web.Manage.Controls
 22...{
 23    public class ManageBookmarkComments : ManageBaseControl
 24    ...{
 25        protected override void OnInit(EventArgs e)
 26        ...{
 27            if (SkinName == null)
 28                SkinName = "Bookmarks/Skin-ManageBookmarkComments.ascx";
 29
 30            base.OnInit(e);
 31        }
 32
 33        /**//// <summary>
 34        /// 验证权限
 35        /// </summary>
 36        protected override void Authorize()
 37        ...{
 38            base.Authorize();
 39
 40            if (!SBContext.Current.User.IsBookmarkAdministrator)
 41                PermissionBase.RedirectOrExcpetion(SBExceptionType.AccessDenied);
 42        }
 43
 44        protected override void OnLoad(EventArgs e)
 45        ...{
 46            base.OnLoad(e);
 47            EnsureChildControls();
 48            if (!Page.IsPostBack)
 49            ...{
 50                this.Bind();
 51            }
 52
 53            SetPageTitle("站点网摘评论管理");
 54        }
 55
 56        Child Controls#region Child Controls
 57        
 58        /**//// <summary>
 59        /// 要搜索的评论内容关键字
 60        /// </summary>
 61        TextBox bodyKeywords;
 62        /**//// <summary>
 63        /// 评论人的userID
 64        /// </summary>
 65        TextBox userID;
 66        /**//// <summary>
 67        /// 搜索按钮
 68        /// </summary>
 69        LinkButton searchButton;
 70
 71        /**//// <summary>
 72        /// 批量删除评论按钮
 73        /// </summary>
 74        LinkButton deleteButton;
 75        /**//// <summary>
 76        /// 分页控件
 77        /// </summary>
 78        PostBackPager pager;
 79        /**//// <summary>
 80        /// 评论列表
 81        /// </summary>
 82        Repeater bookmarkCommentRepeater;
 83        #endregion
 84
 85
 86        protected override void AttachChildControls()
 87        ...{
 88           
 89            bodyKeywords = FindControl("BodyKeywords") as TextBox;
 90            userID = FindControl("UserID") as TextBox;
 91            searchButton = FindControl("SearchButton") as LinkButton;
 92            if(searchButton!=null)
 93                searchButton.Click += new EventHandler(searchButton_Click);
 94
 95            //获取删除按钮控件
 96            deleteButton = FindControl("DeleteButton") as LinkButton;
 97            if (deleteButton != null)
 98            ...{
 99                //注册删除按钮单击事件
100                deleteButton.Click += new EventHandler(Delete_Click);
101                //添加客户端单击属性，弹出删除提示框。按钮被单击时，会首先触发它
102                deleteButton.Attributes.Add("onclick", "if ( !confirm('是否删除选中的评论？') ) {return false; } ");
103            }
104
105            pager = FindControl("Pager") as PostBackPager;
106            if (pager != null)
107                pager.PageIndexChanged += new PagerEventHandler(pager_PageIndexChanged);
108            //获取回复列表控件
109            bookmarkCommentRepeater = FindControl("BookmarkCommentRepeater") as Repeater;
110            if (bookmarkCommentRepeater != null)
111                bookmarkCommentRepeater.ItemDataBound += new RepeaterItemEventHandler(bookmarkCommentRepeater_ItemDataBound);
112        }
113
114        public void Bind()
115        ...{
116            BookmarkCommentQuery query = new BookmarkCommentQuery();
117            query.PageSize = pager.PageSize;
118            query.PageIndex = pager.PageIndex;
119            query.IgnorePaging = false;
120            query.SortBy = SortBookmarkCommentsBy.CreateDate;
121            query.SortOrder = SortOrder.Descending;
122            if (!ValueHelper.IsNullOrEmpty(bodyKeywords.Text))
123                query.BodyKeywords = bodyKeywords.Text.Trim();
124            if (!ValueHelper.IsNullOrEmpty(userID.Text))
125                query.UserID = int.Parse(userID.Text);
126
127            PagingDataSet<BookmarkComment> comments = SpaceBuilder.Bookmarks.Components.Bookmarks.GetBookmarkComments(query, false, false);
128
129            if (bookmarkCommentRepeater != null)
130            ...{
131                this.bookmarkCommentRepeater.DataSource = comments.Records;
132                bookmarkCommentRepeater.DataBind();
133            }
134
135            if (pager != null)
136            ...{
137                pager.TotalRecords = comments.TotalRecords;
138            }
139        }
140
141        Events#region Events
142
143        void bookmarkCommentRepeater_ItemDataBound(object sender, RepeaterItemEventArgs e)
144        ...{
145            //处理列表数据项模板中的控件
146            if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
147            ...{
148                BookmarkComment item = e.Item.DataItem as BookmarkComment;
149                CheckBox selector = e.Item.FindControl("Selector") as CheckBox;
150                if (selector != null)
151                ...{
152                    selector.Attributes["BookmarkID"] = item.BookmarkID.ToString();
153                    selector.Attributes["CommentID"] = item.CommentID.ToString();
154                }
155
156                //获取评论内容
157                Label Body = e.Item.FindControl("Body") as Label;
158                if (Body != null)
159                ...{
160                    //设置评论内容
161                    Body.Text = HttpUtility.HtmlEncode(HtmlUtils.TrimHtml(item.Comment, 240));
162                    Body.ToolTip = HtmlUtils.TrimHtml(item.Comment, 1000);
163                }
164
165                //获取评论人链接控件
166                HyperLink PostedBy = e.Item.FindControl("PostedBy") as HyperLink;
167                if (PostedBy != null)
168                ...{
169                    //获取评论人的用户名
170                    PostedBy.Text = HttpUtility.HtmlEncode(item.Author);
171                    if (item.UserID > 0)
172                        PostedBy.NavigateUrl = UserUrls.Instance().UserChannelHome(item.UserID, UserDomainMenuType.Bookmark);
173                }
174                //获取显示评论日期控件
175                Literal DatePosted = e.Item.FindControl("DatePosted") as Literal;
176                if (DatePosted != null)
177                ...{
178                    //设置控件显示内容为格式化后的评论日期
179                    DatePosted.Text = Formatter.FormatDate(item.CreateDate);
180                }
181            }
182        }
183
184        void pager_PageIndexChanged(object sender, PagerEventArgs e)
185        ...{
186            Bind();
187        }
188
189
190        void searchButton_Click(object sender, EventArgs e)
191        ...{
192            Bind();
193        }
194
195        private void Delete_Click(object sender, EventArgs e)
196        ...{
197            foreach (RepeaterItem item in this.bookmarkCommentRepeater.Items)
198            ...{
199                CheckBox selector = item.FindControl("Selector") as CheckBox;
200                if (selector != null && selector.Checked)
201                ...{
202                    Int32 BookmarkID = Convert.ToInt32(selector.Attributes["BookmarkID"]);
203                    Int32 CommentID = Convert.ToInt32(selector.Attributes["CommentID"]);
204                    SpaceBuilder.Bookmarks.Components.Bookmarks.DeleteComment(CommentID, BookmarkID);
205                }
206            }
207            Bind();
208        }
209        #endregion
210    }
211}
212