libdb/docs/csharp/LoadIndexKeywords.aspx
2011-09-13 13:44:24 -04:00

102 lines
3.8 KiB
Text

<%@ Page Language="C#" EnableViewState="False" %>
<script runat="server">
//=============================================================================
// System : Sandcastle Help File Builder
// File : LoadIndexKeywords.aspx
// Author : Eric Woodruff (Eric@EWoodruff.us) from code by Ferdinand Prantl
// Updated : 04/01/2008
// Note : Copyright 2008, Eric Woodruff, All rights reserved
// Compiler: Microsoft C#
//
// This file contains the code used to search for keywords within the help
// topics using the full-text index files created by the help file builder.
//
// This code is published under the Microsoft Public License (Ms-PL). A copy
// of the license should be distributed with the code. It can also be found
// at the project website: http://SHFB.CodePlex.com. This notice, the
// author's name, and all copyright notices must remain intact in all
// applications, documentation, and source files.
//
// Version Date Who Comments
// ============================================================================
// 1.6.0.7 04/01/2008 EFW Created the code
//=============================================================================
/// <summary>
/// Render the keyword index
/// </summary>
/// <param name="writer">The writer to which the results are written</param>
protected override void Render(HtmlTextWriter writer)
{
XmlDocument ki;
XmlNode root, node;
StringBuilder sb = new StringBuilder(10240);
int startIndex = 0, endIndex;
string url, target;
ki = new XmlDocument();
ki.Load(Server.MapPath("WebKI.xml"));
root = ki.SelectSingleNode("HelpKI");
if(Request.QueryString["StartIndex"] != null)
startIndex = Convert.ToInt32(Request.QueryString["StartIndex"]) * 128;
endIndex = startIndex + 128;
if(endIndex > root.ChildNodes.Count)
endIndex = root.ChildNodes.Count;
if(startIndex > 0)
{
sb.Append("<div class=\"IndexItem\">\r\n" +
"<span>&nbsp;</span><a class=\"UnselectedNode\" " +
"onclick=\"javascript: return ChangeIndexPage(-1);\" " +
"href=\"#\"><b><< Previous page</b></a>\r\n</div>\r\n");
}
while(startIndex < endIndex)
{
node = root.ChildNodes[startIndex];
if(node.Attributes["Url"] == null)
{
url = "#";
target = String.Empty;
}
else
{
url = node.Attributes["Url"].Value;
target = " target=\"TopicContent\"";
}
sb.AppendFormat("<div class=\"IndexItem\">\r\n" +
"<span>&nbsp;</span><a class=\"UnselectedNode\" " +
"onclick=\"javascript: return SelectIndexNode(this);\" " +
"href=\"{0}\"{1}>{2}</a>\r\n", url, target,
HttpUtility.HtmlEncode(node.Attributes["Title"].Value));
if(node.ChildNodes.Count != 0)
foreach(XmlNode subNode in node.ChildNodes)
sb.AppendFormat("<div class=\"IndexSubItem\">\r\n" +
"<img src=\"Item.gif\"/><a class=\"UnselectedNode\" " +
"onclick=\"javascript: return SelectIndexNode(this);\" " +
"href=\"{0}\" target=\"TopicContent\">{1}</a>\r\n</div>\r\n",
subNode.Attributes["Url"].Value,
HttpUtility.HtmlEncode(subNode.Attributes["Title"].Value));
sb.Append("</div>\r\n");
startIndex++;
}
if(startIndex < root.ChildNodes.Count)
sb.Append("<div class=\"IndexItem\">\r\n" +
"<span>&nbsp;</span><a class=\"UnselectedNode\" " +
"onclick=\"javascript: return ChangeIndexPage(1);\" " +
"href=\"#\"><b>Next page >></b></a>\r\n</div>\r\n");
writer.Write(sb.ToString());
}
</script>