1
//------------------------------------------------------------------------------
2// <copyright company="Tunynet">
3// Copyright (c) Tunynet Inc. All rights reserved.
4// </copyright>
5//------------------------------------------------------------------------------
6
7using System;
8using System.Collections;
9using System.Collections.Generic;
10using System.Text;
11using SpaceBuilder.Components;
12using SpaceBuilder.Security;
13using System.Web.UI.WebControls;
14using SpaceBuilder.Configuration;
15using TunyNet.Caching;
16using SpaceBuilder.Controls.Utils;
17using SpaceBuilder.Utils;
18using SpaceBuilder.Posts.Permissions;
19using TunyNet.Data.Utils;
20using TunyNet.Utils;
21
22namespace SpaceBuilder.Web.Manage.Controls
23
...{
24
/**//// <summary>
25
/// 管理广告
26
/// </summary>
27 public class ManageAdvertisings : ManageBaseControl
28 ...{
29 SBContext wlContext;
30 /**//// <summary>
31 /// 验证权限
32 /// </summary>
33 protected override void Authorize()
34 ...{
35 base.Authorize();
36
37 if (!SBContext.Current.User.IsAdministrator)
38 PermissionBase.RedirectOrExcpetion(SBExceptionType.AccessDenied);
39 }
40
41 protected override void OnInit(EventArgs e)
42 ...{
43 if (SkinName == null)
44 SkinName = "Others/Skin-ManageAdvertisings.ascx";
45
46 wlContext = SBContext.Current;
47
48 base.OnInit(e);
49 }
50
51 protected override void OnLoad(EventArgs e)
52 ...{
53 base.OnLoad(e);
54 EnsureChildControls();
55 if (!Page.IsPostBack)
56 ...{
57 BindData();
58 }
59 }
60
61 Child Controls#region Child Controls
62
63 /**//// <summary>
64 /// 创建按钮
65 /// </summary>
66 LinkButton createButton;
67
68 /**//// <summary>
69 /// 删除按钮
70 /// </summary>
71 LinkButton deleteButton;
72
73 /**//// <summary>
74 /// 显示广告Repeater
75 /// </summary>
76 Repeater advertisingsRepeater;
77
78 /**//// <summary>
79 /// 分页按钮
80 /// </summary>
81 PostBackPager pager;
82
83 #endregion
84
85 /**//// <summary>
86 /// 附加子控件
87 /// </summary>
88 protected override void AttachChildControls()
89 ...{
90 createButton = FindControl("CreateButton") as LinkButton;
91 createButton.Click += new EventHandler(CreateButton_Click);
92
93 deleteButton = FindControl("DeleteButton") as LinkButton;
94 deleteButton.Click += new EventHandler(DeleteButton_Click);
95 deleteButton.Attributes["onclick"] = "return confirm('您确定要删除选中的广告吗?');";
96
97 advertisingsRepeater = FindControl("AdvertisingsRepeater") as Repeater;
98 advertisingsRepeater.ItemDataBound += new RepeaterItemEventHandler(AdvertisingsRepeater_ItemDataBound);
99
100 pager = FindControl("Pager") as PostBackPager;
101 pager.PageIndexChanged += new PagerEventHandler(pager_PageIndexChanged);
102 }
103
104 void BindData()
105 ...{
106 AdvertisingQuery query = new AdvertisingQuery();
107 query.OwnerType = AdvertisingOwnerType.System;
108 query.PageSize = displayItemCount;
109 query.PageIndex = pager.PageIndex;
110 PagingDataSet<Advertising> pds = AdvertisingsManager.GetAdvertisings(AdvertisingOwnerType.System).GetAdvertisings(query);
111
112 pager.TotalRecords = pds.TotalRecords;
113 pager.PageSize = query.PageSize;
114
115 advertisingsRepeater.DataSource = pds.Records;
116 advertisingsRepeater.DataBind();
117
118 }
119
120 private void AdvertisingsRepeater_ItemDataBound(object sender, RepeaterItemEventArgs e)
121 ...{
122 if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
123 ...{
124 SpaceBuilder.Components.Advertising record = e.Item.DataItem as SpaceBuilder.Components.Advertising;
125 if (record != null)
126 ...{
127 CheckBox selector = e.Item.FindControl("Selector") as CheckBox;
128 if (selector != null)
129 ...{
130 selector.Attributes["value"] = record.AdvertisingID.ToString();
131 }
132
133 HyperLink advertisingName = e.Item.FindControl("AdvertisingName") as HyperLink;
134 if (advertisingName != null)
135 ...{
136 string tempName = record.AdvertisingName;
137 if (displayAdvertisingNameLength > 0 && tempName.Length > displayAdvertisingNameLength)
138 ...{
139 tempName = StringUtils.Trim(tempName, displayAdvertisingNameLength, "...");
140 }
141 advertisingName.Text = tempName;
142 advertisingName.NavigateUrl = ManagerUrls.Instance().EditAdvertising(record.AdvertisingID);
143 }
144
145 Literal description = e.Item.FindControl("Description") as Literal;
146 if (description != null)
147 ...{
148 string s = record.Description;
149 if (displayAdvertisingDescriptionLength > 0 && s.Length > displayAdvertisingDescriptionLength)
150 ...{
151 s = StringUtils.Trim(s, displayAdvertisingDescriptionLength, "...");
152 }
153 description.Text = s;
154 }
155
156 Literal litAdvertisingType = e.Item.FindControl("AdvertisingType") as Literal;
157 if (litAdvertisingType != null)
158 ...{
159 litAdvertisingType.Text = AdvertisingTypeConvert.ConvertNameToText(record.AdvertisingType);
160 }
161
162 Literal usedNumber = e.Item.FindControl("UsedNumber") as Literal;
163 if (usedNumber != null)
164 usedNumber.Text = record.UsedNumber.ToString();
165
166 HyperLink editButton = e.Item.FindControl("EditButton") as HyperLink;
167 if (editButton != null)
168 ...{
169 editButton.NavigateUrl = ManagerUrls.Instance().EditAdvertising(record.AdvertisingID);
170 }
171
172 }
173 }
174 }
175
176
177 /**//// <summary>
178 /// 新建
179 /// </summary>
180 protected void CreateButton_Click(Object sender, EventArgs e)
181 ...{
182 string redirectUrl = ManagerUrls.Instance().EditAdvertising(0);
183 Context.Response.Redirect(redirectUrl, true);
184 }
185
186 /**//// <summary>
187 /// 删除
188 /// </summary>
189 protected void DeleteButton_Click(Object sender, EventArgs e)
190 ...{
191 int[] items = GetSelectedIDs();
192 if (items.Length > 0)
193 ...{
194 AdvertisingsManager.GetAdvertisings(AdvertisingOwnerType.System).DeleteAdvertisings(wlContext.UserID, items);
195 BindData();
196 }
197 }
198
199 void pager_PageIndexChanged(object sender, PagerEventArgs e)
200 ...{
201 BindData();
202 }
203
204 protected Int32[] GetSelectedIDs()
205 ...{
206 ArrayList selectedItems = new ArrayList();
207 foreach (RepeaterItem item in this.advertisingsRepeater.Items)
208 ...{
209 CheckBox selector = item.FindControl("Selector") as CheckBox;
210 if (selector != null && selector.Checked)
211 ...{
212 Int32 postID = Convert.ToInt32(selector.Attributes["value"]);
213 selectedItems.Add(postID);
214 }
215 }
216 Int32[] IDs = new Int32[selectedItems.Count];
217 selectedItems.CopyTo(IDs);
218 return IDs;
219 }
220
221 property#region property
222 private int displayItemCount = 25;
223 /**//// <summary>
224 /// 每页显示记录数
225 /// </summary>
226 public int DisplayItemCount
227 ...{
228 get ...{ return displayItemCount; }
229 set ...{ displayItemCount = value; }
230 }
231
232 private int displayAdvertisingNameLength = 0;
233 /**//// <summary>
234 /// 广告名称显示的长度
235 /// </summary>
236 public int DisplayAdvertisingNameLength
237 ...{
238 get ...{ return displayAdvertisingNameLength; }
239 set ...{ displayAdvertisingNameLength = value; }
240 }
241
242 private int displayAdvertisingDescriptionLength = 0;
243 /**//// <summary>
244 /// 广告的描述显示的长度
245 /// </summary>
246 public int DisplayAdvertisingDescriptionLength
247 ...{
248 get ...{ return displayAdvertisingDescriptionLength; }
249 set ...{ displayAdvertisingDescriptionLength = value; }
250 }
251 #endregion
252 }
253
}
254
SpaceBuider11/BasicWebControls/Manage/Advertising/ManageAdvertisings.cs[8K，2009-6-12 11:54:33]，打开代码结构图
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