/// <summary>
/// Converts a UfDataNode structure into a very basic form HTML.
/// </summary>
/// <param name="node">Node</param>
/// <param name="formatDescriber">Microformat format describer object</param>
/// <returns>HTML string</returns>
public string Convert(UfDataNode node, UfFormatDescriber formatDescriber)
{
string output = string.Empty;
StringWriter stringWriter = new StringWriter();
UfElementDescriber elementDescriber = formatDescriber.BaseElement;
using (XhtmlTextWriter writer = new XhtmlTextWriter(stringWriter))
{
writer.WriteBeginTag("div");
writer.WriteAttribute("class", "microformats");
writer.Write(HtmlTextWriter.TagRightChar);
foreach (UfDataNode child in node.Nodes)
{
writer.WriteLine();
AddNode(child, elementDescriber, writer);
}
writer.WriteEndTag("div");
writer.WriteLine();
}
return stringWriter.ToString();
}
private void AddNode(UfDataNode node, UfElementDescriber elementDescriber, XhtmlTextWriter writer)
{
if (node.Name != string.Empty)
{
indentNum++;
writer.Indent = indentNum;
UfElementDescriber currentDescriber = elementDescriber;
foreach (UfElementDescriber childElementDescriber in elementDescriber.Elements)
{
if (node.Name == childElementDescriber.Name || node.Name == childElementDescriber.CompoundName)
{
currentDescriber = childElementDescriber;
}
}
if (currentDescriber.Attribute == "class")
{
writer.WriteBeginTag("div");
if (currentDescriber.CompoundName == "")
writer.WriteAttribute("class", node.Name);
else
writer.WriteAttribute("class", node.Name + " " + currentDescriber.Name);
if (!string.IsNullOrEmpty(node.ElementId))
writer.WriteAttribute("id", node.ElementId);
writer.Write(HtmlTextWriter.TagRightChar);
writer.WriteEncodedText(node.Value);
foreach (UfDataNode child in node.Nodes)
{
writer.WriteLine();
AddNode(child, currentDescriber, writer);
}
if (node.Name != string.Empty)
{
writer.WriteEndTag("div");
writer.WriteLine();
}
}
if (currentDescriber.Attribute == "rel")
{
writer.WriteBeginTag("a");
writer.WriteAttribute("href", node.DescendantValue("link"));
writer.WriteAttribute("rel", node.Name);
writer.Write(HtmlTextWriter.TagRightChar);
writer.WriteEncodedText(node.DescendantValue("text"));
writer.WriteEndTag("a");
writer.WriteLine();
}
indentNum--;
writer.Indent = indentNum;
}
}
private void LoopItems(DictionaryItem item, XhtmlTextWriter writer)
{
switch (htmlTagName.ToLower().Trim())
{
case "select":
writer.WriteBeginTag("option");
writer.WriteAttribute("value", item.Key);
if (IsSelected(item.Key))
{
writer.WriteAttribute("selected", "selected");
}
writer.Write(HtmlTextWriter.TagRightChar);
int d = item.Depth;
if (!String.IsNullOrEmpty(parentId))
{
d -= parentId.Length / (provider == "category" ? Categories.Category.CATEGORY_LEVEL_LENGTH : DictionaryItem.KEY_LEVEL_LENGTH);
}
string text = BrandQQ.LeadLib.Utils.Util.RepeatString(identChar, (ushort)d);
if (d > 0)
{
text += prefixChar;
}
writer.Write(text + item.Value);
writer.WriteEndTag("option");
break;
case "ul":
writer.WriteBeginTag("li");
writer.WriteAttribute("id", "LI_" + this.ClientID + "_" + item.Key);
writer.Write(HtmlTextWriter.TagRightChar);
if (!String.IsNullOrEmpty(checkBoxOrRadio))//����ѡ��
{
writer.WriteBeginTag("input");
writer.WriteAttribute("type", checkBoxOrRadio);
writer.WriteAttribute("id", this.ClientID + "_" + item.Key);
if (String.IsNullOrEmpty(htmlControlName))
{
writer.WriteAttribute("name", this.ClientID);
}
else
{
writer.WriteAttribute("name", htmlControlName);
}
writer.WriteAttribute("value", item.Key);
if (IsSelected(item.Key))
{
writer.WriteAttribute("checked", "checked");
}
writer.Write(HtmlTextWriter.SelfClosingTagEnd);
writer.WriteBeginTag("label");
writer.WriteAttribute("for", this.ClientID + "_" + item.Key);
writer.Write(HtmlTextWriter.TagRightChar);
writer.Write(item.Value);
writer.WriteEndTag("label");
}
else
{
if (!String.IsNullOrEmpty(linkFormat))
{
writer.Write(String.Format(linkFormat, item.Key, item.Value));
}
else
{
writer.Write(item.Value);
}
}
writer.WriteEndTag("li");
break;
}
if (item.Children.Count > 0 && htmlTagName.ToLower().Trim() == "ul")
{
writer.WriteFullBeginTag("ul");
}
foreach (DictionaryItem subItem in item.Children)
{
LoopItems(subItem, writer);
}
if (item.Children.Count > 0 && htmlTagName.ToLower().Trim() == "ul")
{
writer.WriteEndTag("ul");
}
}
protected override void Render(HtmlTextWriter writer)
{
ArrayList list=null;
switch (provider.ToLower())
{
case "industry":
list = Dictionary.Industries;
break;
case "category":
list = Dictionary.Categories;
break;
case "area":
list = Dictionary.Areas;
break;
case "libclass":
list = Dictionary.LibClasses;
break;
case "companynature":
list = Dictionary.CompanyNatures;
break;
case "tags":
foreach (string tag in Tag.GetTags())
{
writer.WriteFullBeginTag("span");
writer.Write(tag);
writer.WriteEndTag("span");
}
return;
}
if (list == null)
{
return;
}
XhtmlTextWriter xWrite = new XhtmlTextWriter(writer);
switch (htmlTagName.ToLower().Trim())
{
case "select":
xWrite.WriteBeginTag("select");
xWrite.WriteAttribute("id", this.ClientID);
if (String.IsNullOrEmpty(htmlControlName))
{
xWrite.WriteAttribute("name", this.ClientID);
}
else
{
xWrite.WriteAttribute("name", htmlControlName);
}
if (!String.IsNullOrEmpty(this.CssClass))
{
xWrite.WriteAttribute("class", this.CssClass);
}
xWrite.Write(HtmlTextWriter.TagRightChar);
if (!String.IsNullOrEmpty(defaultOptText))
{
writer.WriteBeginTag("option");
writer.WriteAttribute("value", defaultOptValue);
writer.Write(HtmlTextWriter.TagRightChar);
writer.Write(defaultOptText);
writer.WriteEndTag("option");
}
foreach (DictionaryItem item in list)
{
LoopItems(item, xWrite);
}
xWrite.WriteEndTag("select");
break;
case "ul":
xWrite.WriteBeginTag("ul");
writer.WriteAttribute("id", "UL_" + this.ClientID);
if (!String.IsNullOrEmpty(this.CssClass))
{
xWrite.WriteAttribute("class", this.CssClass);
}
xWrite.Write(HtmlTextWriter.TagRightChar);
foreach (DictionaryItem item in list)
{
LoopItems(item, xWrite);
}
xWrite.WriteEndTag("ul");
break;
}
}
