AspNetPager分页控件

AspNetPager源代码—PagerDesigner.cs

1 //AspNetPager分页控件源代码：

3 //此源代码仅供学习参考，不得用于任何商业用途；

4 //您可以修改并重新编译该控件，但源代码中的版权信息必须原样保留！

5 //有关控件升级及新控件发布信息，请留意 www.webdiyer.com 。

7 using System;

8 using System.ComponentModel;

9 using System.ComponentModel.Design;

10 using System.Web.UI;

11 using System.IO;

13 namespace Wuqi.Webdiyer

14 {

16 #region AspNetPager Control Designer

17 /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Class[@name="PagerDesigner"]/*'/>

18 public class PagerDesigner : System.Web.UI.Design.ControlDesigner

19 {

21 private AspNetPager wb;

23 /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Method[@name="GetEditableDesignerRegionContent"]/*'/>

24 public override string GetEditableDesignerRegionContent(System.Web.UI.Design.EditableDesignerRegion region)

25 {

26 region.Selectable = false;

27 return null;

28 }

30 /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Method[@name="GetDesignTimeHtml"]/*'/>

31 public override string GetDesignTimeHtml()

32 {

34 wb = (AspNetPager)Component;

35 wb.RecordCount = 225;

36 StringWriter sw = new StringWriter();

37 HtmlTextWriter writer = new HtmlTextWriter(sw);

38 wb.RenderControl(writer);

39 return sw.ToString();

40 }

42 /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Method[@name="GetErrorDesignTimeHtml"]/*'/>

43 protected override string GetErrorDesignTimeHtml(Exception e)

44 {

45 string errorstr = "Error creating control：" + e.Message;

46 return CreatePlaceHolderDesignTimeHtml(errorstr);

47 }

49 public override DesignerActionListCollection ActionLists

50 {

51 get

52 {

53 DesignerActionListCollection actionLists = new DesignerActionListCollection();

54 actionLists.Add(new AspNetPagerActionList(this.Component));

55 return actionLists;

56 }

57 }

59 }

60 /// <summary>

61 /// Designer Action List

62 /// </summary>

63 public class AspNetPagerActionList : DesignerActionList

64 {

65 private AspNetPager pager;

66 private DesignerActionUIService svc = null;

67 /// <summary>

68 /// Constructor

69 /// </summary>

70 /// <param name="component"></param>

71 public AspNetPagerActionList(IComponent component)

72 : base(component)

73 {

74 pager = component as AspNetPager;

75 svc = GetService(typeof(DesignerActionUIService)) as DesignerActionUIService;

76 }

78 public override DesignerActionItemCollection GetSortedActionItems()

79 {

80 DesignerActionItemCollection actionItems = new DesignerActionItemCollection();

81 actionItems.Add(new DesignerActionHeaderItem("分页方式"));

82 actionItems.Add(new DesignerActionPropertyItem("UrlPaging", "启用Url分页", "分页"));

84 actionItems.Add(new DesignerActionHeaderItem("外观及文本"));

85 actionItems.Add(new DesignerActionPropertyItem("ShowFirstLast", "显示首页和尾页按钮", "外观"));

86 actionItems.Add(new DesignerActionPropertyItem("ShowPrevNext", "显示上一页和下一页按钮", "外观"));

87 actionItems.Add(new DesignerActionPropertyItem("CurrentPageButtonPosition", "当前页数字索引按钮的显示位置", "外观"));

88 actionItems.Add(new DesignerActionMethodItem(this, "SetPageIndexBox", "页索引文本或下拉框...", "外观", true));

89 actionItems.Add(new DesignerActionMethodItem(this, "SetNavText", "导航按钮显示文本...", "外观", true));

90 actionItems.Add(new DesignerActionMethodItem(this, "SetCustomInfoHTML", "自定义信息区显示方式及内容...", "外观", true));

91 actionItems.Add(new DesignerActionMethodItem(this, "ShowSPWindow", "分页存储过程生成工具...", "工具及帮助", true));

92 actionItems.Add(new DesignerActionMethodItem(this, "ShowAboutForm", "关于AspNetPager...", "工具及帮助", true));

94 return actionItems;

95 }

97 public bool UrlPaging

98 {

99 get

100 {

101 return pager.UrlPaging;

102 }

103 set

104 {

105 SetProperty("UrlPaging", value);

106 if (!value)

107 SetProperty("EnableUrlRewriting", false);

108 }

109 }

110

111 public bool ShowFirstLast

112 {

113 get

114 {

115 return pager.ShowFirstLast;

116 }

117 set

118 {

119 SetProperty("ShowFirstLast", value);

120 }

121 }

122

123 public bool ShowPrevNext

124 {

125 get

126 {

127 return pager.ShowPrevNext;

128 }

129 set

130 {

131 SetProperty("ShowPrevNext", value);

132 }

133 }

134

135 public PagingButtonPosition CurrentPageButtonPosition

136 {

137 get

138 {

139 return pager.CurrentPageButtonPosition;

140 }

141 set

142 {

143 SetProperty("CurrentPageButtonPosition", value);

144 }

145 }

146

147 public void SetNavText()

148 {

149 NavTextForm f = new NavTextForm(pager.FirstPageText, pager.LastPageText, pager.PrevPageText, pager.NextPageText);

150 if (f.ShowDialog() == System.Windows.Forms.DialogResult.OK)

151 {

152 SetProperty("FirstPageText", f.FirstPageText);

153 SetProperty("LastPageText", f.LastPageText);

154 SetProperty("PrevPageText", f.PrevPageText);

155 SetProperty("NextPageText", f.NextPageText);

156 }

157 }

158

159 public void SetCustomInfoHTML()

160 {

161 CustomInfoForm f = new CustomInfoForm(pager.ShowCustomInfoSection,pager.CustomInfoHTML);

162 if (f.ShowDialog() == System.Windows.Forms.DialogResult.OK)

163 {

164 SetProperty("ShowCustomInfoSection", f.ShowCustomSection);

165 SetProperty("CustomInfoHTML", f.CustomInfoHtml);

166 }

167 }

168

169 public void SetPageIndexBox()

170 {

171 PageIndexBoxForm f = new PageIndexBoxForm(pager.ShowPageIndexBox, pager.ShowBoxThreshold, pager.PageIndexBoxType,pager.TextBeforePageIndexBox,pager.TextAfterPageIndexBox,pager.SubmitButtonText);

172 if (f.ShowDialog() == System.Windows.Forms.DialogResult.OK)

173 {

174 SetProperty("ShowPageIndexBox", f.ShowIndexBox);

175 SetProperty("ShowBoxThreshold", f.Threshold);

176 SetProperty("PageIndexBoxType", f.BoxType);

177 SetProperty("TextBeforePageIndexBox", f.TextBeforeBox);

178 SetProperty("TextAfterPageIndexBox", f.TextAfterBox);

179 SetProperty("SubmitButtonText", f.SubmitButtonText);

180 }

181 }

182

183 public void ShowSPWindow()

184 {

185 StoredProcForm f = new StoredProcForm();

186 f.ShowDialog();

187 }

188

189 public void ShowAboutForm()

190 {

191 AboutForm f = new AboutForm();

192 f.ShowDialog();

193 }

194

195 // Helper method to safely set a component’s property

196 private void SetProperty(string propertyName, object value)

197 {

198 // Get property

199 PropertyDescriptor property = TypeDescriptor.GetProperties(pager)[propertyName];

200 // Set property value

201 property.SetValue(pager, value);

202 }

203 }

204 #endregion

205 }