当前文件： SpaceBuider11/BasicWebControls/Channel/Search/FileSearchResults.cs[6K，2009-6-12 11:54:32]，打开代码结构图

		            
  1//------------------------------------------------------------------------------
  2// <copyright company="Tunynet">
  3//     Copyright (c) Tunynet Inc.  All rights reserved.
  4// </copyright> 
  5//------------------------------------------------------------------------------
  6
  7using System;
  8using System.Collections.Generic;
  9using System.Text;
 10using SpaceBuilder.Controls.BaseClasses;
 11using SpaceBuilder.Components;
 12using SpaceBuilder.Controls.Utils;
 13using System.Web.UI.HtmlControls;
 14using System.Web.UI.WebControls;
 15using SpaceBuilder.Posts.Components;
 16using TunyNet.Data.Utils;
 17using SpaceBuilder.Posts.Providers;
 18using TunyNet.Utils;
 19using SpaceBuilder.Utils;
 20
 21namespace SpaceBuilder.Search.Controls
 22...{
 23    /**//// <summary>
 24    /// 显示文件搜索结果
 25    /// </summary>
 26    public class FileSearchResults : TemplatedWebControl
 27    ...{
 28        SBContext wlContext;
 29
 30        protected override void OnInit(EventArgs e)
 31        ...{
 32            if (SkinName == null)
 33                ExternalSkinFileName = "Searchs/Skin-FileSearchResults.ascx";
 34            else
 35                ExternalSkinFileName = SkinName;
 36
 37            wlContext = SBContext.Current;
 38            base.OnInit(e);
 39        }
 40
 41        protected override void OnLoad(EventArgs e)
 42        ...{
 43            base.OnLoad(e);
 44            EnsureChildControls();
 45            if (!Page.IsPostBack)
 46                Bind();
 47        }
 48
 49        Child Controls#region Child Controls
 50
 51        /**//// <summary>
 52        /// 提示信息的显示
 53        /// </summary>
 54        StatusMessage statusMessage;
 55        HtmlControl noResultsDiv;
 56        HtmlControl listPostsDiv;
 57        /**//// <summary>
 58        /// 搜索信息显示
 59        /// </summary>
 60        Literal searchHint;
 61
 62        /**//// <summary>
 63        /// 显示文件列表Repeater
 64        /// </summary>
 65        Repeater postsRepeater;
 66
 67        /**//// <summary>
 68        /// 分页控件
 69        /// </summary>
 70        Pager pager;
 71
 72        #endregion
 73
 74        /**//// <summary>
 75        /// 附加子控件
 76        /// </summary>
 77        protected override void AttachChildControls()
 78        ...{
 79            statusMessage = FindControl("StatusMessage") as StatusMessage;
 80
 81            noResultsDiv = FindControl("NoResultsDiv") as HtmlControl;
 82            listPostsDiv = FindControl("ListPostsDiv") as HtmlControl;
 83            searchHint = FindControl("SearchHint") as Literal;
 84            postsRepeater = FindControl("PostsRepeater") as Repeater;
 85            pager = FindControl("Pager") as Pager;
 86
 87            if (postsRepeater != null)
 88                postsRepeater.ItemDataBound += new RepeaterItemEventHandler(PostsRepeater_ItemDataBound);
 89        }
 90
 91        void Bind()
 92        ...{
 93            PostFullTextQuery query = new PostFullTextQuery();
 94            query.ConvertFromQueryString();
 95            if (query.IsValid())
 96            ...{
 97                query.PageSize = 10;
 98                query.PageIndex = pager.PageIndex;
 99
100                SearchResultDataSet<PostSearchItem> pds = PostSearchProvider.Instance().Search(query);
101                postsRepeater.DataSource = pds.Records;
102                postsRepeater.DataBind();
103
104                if (pds.TotalRecords > 0)
105                ...{
106                    searchHint.Text = "约有 <span class='stress'>" + pds.TotalRecords + " </span>个文件满足搜索条件，搜索用时 " + pds.SearchDuration + " 秒";
107
108                    pager.TotalRecords = pds.TotalRecords;
109                    pager.PageSize = query.PageSize;
110                }
111                else
112                ...{
113                    noResultsDiv.Visible = true;
114                    listPostsDiv.Visible = false;
115                }
116
117                //if (query.SectionID > 0)
118                //{
119                //    Weblog blog = Weblogs.GetWeblog(query.SectionID);
120                //    if (blog != null && searchFromSingleBlogBlock != null)
121                //    {
122                //        searchFromSingleBlogBlock.Visible = true;
123                //        searchFromSingleBlogBlock.Attributes["class"] = "commonTitle";
124                //        searchFromSingleBlogBlock.InnerHtml = string.Format("从 (<a href=\"{0}\">{1}</a>) 的搜索结果：", UserUrls.Instance().BlogHome(blog.ApplicationKey), blog.SectionName);
125                //    }
126                //}
127
128            }
129            else
130            ...{
131                listPostsDiv.Visible = false;
132                statusMessage.Visible = true;
133                statusMessage.MessageType = StatusMessageType.Error;
134                statusMessage.Text = "请填写您的搜索条件，再进行搜索";
135            }
136        }
137
138        private void PostsRepeater_ItemDataBound(object sender, RepeaterItemEventArgs e)
139        ...{
140            if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
141            ...{
142                PostSearchItem item = e.Item.DataItem as PostSearchItem;
143                if (item != null)
144                ...{
145                    HyperLink subject = e.Item.FindControl("Subject") as HyperLink;
146                    if (subject != null)
147                    ...{
148                        subject.Text = item.Subject;
149                        if (!ValueHelper.IsNullOrEmpty(item.PostUrl))
150                        ...{
151                            subject.NavigateUrl = Globals.FullPathForMainSite(item.PostUrl);
152                            subject.Attributes["target"] = "_blank";
153                        }
154                    }
155
156                    Literal body = e.Item.FindControl("Body") as Literal;
157                    if (body != null)
158                        body.Text = item.Body;
159
160                    HyperLink author = e.Item.FindControl("Author") as HyperLink;
161                    if (author != null)
162                    ...{
163                        author.Text = item.Author;
164                        if (!ValueHelper.IsNullOrEmpty(item.UserProfileUrl))
165                        ...{
166                            author.NavigateUrl = Globals.FullPathForMainSite(item.UserProfileUrl);
167                            author.Attributes["target"] = "_blank";
168                        }
169                    }
170
171                    Literal lastUpdatedDate = e.Item.FindControl("LastUpdatedDate") as Literal;
172                    if (lastUpdatedDate != null)
173                        lastUpdatedDate.Text = Formatter.FormatDate(item.LastUpdatedDate);
174
175                    Literal tags = e.Item.FindControl("Tags") as Literal;
176                    if (tags != null && item.Tags != null)
177                    ...{
178                        for (int i = 0; i < item.Tags.Length; i++)
179                        ...{
180                            tags.Text += string.Format("<a href='{0}' target='_blank'>{1}</a> ", Globals.FullPathForMainSite(ChannelUrls.Instance().ListWebLogPostsByTag(item.Tags[i])), item.Tags[i]);
181                        }
182                    }
183                }
184            }
185        }
186
187    }
188}
189