public bool Render(object o, string description, int depth, XhtmlTextWriter writer)
{
//there are two principal ways of rendering an object,
// if it's an enumerable we render each object as a row in a table
// if it's jut an object we render each property of the object as a row in a table
if(!String.IsNullOrWhiteSpace(description))
{
writer.RenderBeginTag(HtmlTextWriterTag.H3);
writer.Write(description);
writer.RenderEndTag();
writer.WriteLine();
}
if (depth <= 0)
return true;
if (o is IEnumerable && !(o is String))
return RenderEnumerable((IEnumerable)o, depth, writer);
else
return RenderObject(o, depth, writer);
}
/// <summary>
/// Renders this instance.
/// </summary>
public void Render()
{
using (var html = new XhtmlTextWriter(this.Context.Writer))
{
// messages
html.AddAttribute(HtmlTextWriterAttribute.Class, "messages");
html.AddAttribute(HtmlTextWriterAttribute.Id, "message");
html.RenderBeginTag(HtmlTextWriterTag.Div);
switch (this.Scope)
{
case MessageScope.Error:
WriteMessage(html, "error", Errors.GenericMessage);
break;
case MessageScope.Warning:
WriteMessage(html, "warning", Titles.Warning);
break;
default:
WriteMessage(html, "success", Titles.Success);
break;
}
// end messages
html.RenderEndTag();
}
}
public bool RenderEnumerable(IEnumerable enumerable, int depth, XhtmlTextWriter writer)
{
var elementType = GetElementTypeOfEnumerable(enumerable);
if (elementType == null)
return false;
//get the members (fields and properties)
var members = GetMembers(elementType);
//write the headers and start the table
writer.RenderBeginTag(HtmlTextWriterTag.Table);
//if the element type is an element that needs to be rendered atomically we use a different method
if(IsSimpleType(elementType))
{
writer.RenderBeginTag(HtmlTextWriterTag.Tr);
writer.RenderBeginTag(HtmlTextWriterTag.Th);
writer.Write(elementType.Name);
writer.RenderEndTag();
writer.RenderEndTag();
foreach (var element in enumerable)
{
writer.RenderBeginTag(HtmlTextWriterTag.Tr);
writer.RenderBeginTag(HtmlTextWriterTag.Td);
writer.Write(element.ToString());
writer.RenderEndTag();
writer.RenderEndTag();
}
}
else
{
writer.RenderBeginTag(HtmlTextWriterTag.Tr);
foreach (var member in members)
{
writer.RenderBeginTag(HtmlTextWriterTag.Th);
writer.Write(member.Name);
writer.RenderEndTag();
}
writer.RenderEndTag(); //tr
writer.WriteLine();
//write all the members
foreach (var element in enumerable)
{
writer.RenderBeginTag(HtmlTextWriterTag.Tr);
foreach (var member in members)
{
writer.RenderBeginTag(HtmlTextWriterTag.Td);
RenderMember(member, element, depth, writer);
writer.RenderEndTag(); //td
}
writer.RenderEndTag(); //tr
writer.WriteLine();
}
}
//end the table
writer.RenderEndTag();
writer.WriteLine();
return true;
}
public bool RenderObject(object o, int depth, XhtmlTextWriter writer)
{
var objectType = o.GetType();
if(IsSimpleType(objectType))
{
writer.RenderBeginTag(HtmlTextWriterTag.P);
writer.Write(o.ToString());
writer.RenderEndTag();
writer.WriteLine();
return true;
}
//get the members (fields and properties)
var members = GetMembers(objectType);
//create a two column table containing member and then value
writer.RenderBeginTag(HtmlTextWriterTag.Table);
//write a header containing the class name
writer.RenderBeginTag(HtmlTextWriterTag.Tr);
writer.AddAttribute(HtmlTextWriterAttribute.Colspan, "2");
writer.RenderBeginTag(HtmlTextWriterTag.Th);
writer.Write(objectType.Name);
writer.RenderEndTag(); //th
writer.RenderEndTag(); //tr
foreach (var member in members)
{
writer.RenderBeginTag(HtmlTextWriterTag.Tr);
writer.AddAttribute(HtmlTextWriterAttribute.Class, "left");
writer.RenderBeginTag(HtmlTextWriterTag.Th);
writer.Write(member.Name);
writer.RenderEndTag(); //th
writer.RenderBeginTag(HtmlTextWriterTag.Td);
RenderMember(member, o, depth, writer);
writer.RenderEndTag(); //td
writer.RenderEndTag(); //tr
}
writer.RenderEndTag(); //table
writer.WriteLine();
return true;
}
private void Reformat()
{
//
// Write out the HTML document lead.
//
StringWriter sw = new StringWriter();
XhtmlTextWriter htmlWriter = new XhtmlTextWriter(sw, " ");
htmlWriter.WriteLine("<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">");
htmlWriter.AddAttribute("xmlns", "http://www.w3.org/1999/xhtml");
htmlWriter.RenderBeginTag(HtmlTextWriterTag.Html);
htmlWriter.RenderBeginTag(HtmlTextWriterTag.Head);
htmlWriter.RenderBeginTag(HtmlTextWriterTag.Title);
htmlWriter.WriteEncodedText(Path.GetFileNameWithoutExtension(Mask.EmptyString(DocumentPath, _defaultFileName)));
htmlWriter.RenderEndTag();
htmlWriter.AddAttribute(HtmlTextWriterAttribute.Type, "text/css");
htmlWriter.RenderBeginTag(HtmlTextWriterTag.Style);
htmlWriter.Write(@"a:link{ color:#00c}
body{ background:#fff; font-size:83%; font-family:arial,sans-serif}
td, th{ font-size:100%}
td{ border:solid 1px #aaa; padding:5px}
table{ border-collapse:separate}
h1{ font-size:x-large; margin-top:0px}
h2{ font-size:large}
h3{ font-size:medium}
h4{ font-size:small}
img{ border:0}
pre{ margin-left:2em; padding:0.5em; border-left:3px solid #ccc}");
htmlWriter.RenderEndTag(/* style */);
htmlWriter.RenderEndTag(/* head */);
htmlWriter.RenderBeginTag(HtmlTextWriterTag.Body);
//
// Format the wiki into the HTML body.
//
new HtmlFormatter().Format(new WikiParser().Parse(new StringReader(_wikiBox.Text)), htmlWriter);
//
// Conclude the HTML document.
//
htmlWriter.RenderEndTag(/* body */);
htmlWriter.RenderEndTag(/* html */);
string html = sw.GetStringBuilder().ToString().Replace("\r", string.Empty);
//
// Update the WebBrowser with the HTML preview.
//
_webBrowser.AllowNavigation = true;
_webBrowser.DocumentText = html;
//
// Update the RichTextBox with the HTML source and highlight
// the markup.
//
_htmlBox.Clear();
_htmlBox.Text = html;
HighlightMarkup(_htmlBox);
//
// The preview is now up to date with the wiki changes.
//
_wikiChanged = false;
}
