protected override bool HandleCommand(Command command)
{
bool flag = false;
if ((command.CommandGroup == typeof(WebCommands)) && (command.CommandID == 250))
{
StringWriter output = new StringWriter();
HtmlFormatter formatter = new HtmlFormatter();
base.ClearSelection();
formatter.Format(this.Text, output, new HtmlFormatterOptions(' ', 4, 80, true));
output.Flush();
base.SetText(output.ToString(), true);
flag = true;
}
if (!flag)
{
flag = base.HandleCommand(command);
}
return flag;
}
public string SaveHtml()
{
if (!this.IsCreated)
{
throw new Exception("HtmlControl.SaveHtml : No HTML to save!");
}
string input = string.Empty;
try
{
this.OnBeforeSave();
Interop.IHTMLDocument2 mSHTMLDocument = this._site.MSHTMLDocument;
if (this._fullDocumentMode)
{
//NOTE: �л������ģʽ�����������������, ʹ��System.Runtime.InteropServices.ComTypes�µ���ͽṹ��������
// �滻Interop.IStreamΪSystem.Runtime.InteropServices.ComTypes.IStream
IntPtr ptr;
Interop.IPersistStreamInit init = (Interop.IPersistStreamInit)mSHTMLDocument;
System.Runtime.InteropServices.ComTypes.IStream pStream = null;
Interop.CreateStreamOnHGlobal(Interop.NullIntPtr, true, ref pStream);
init.Save(pStream, 1);
//Interop.STATSTG pstatstg = new Interop.STATSTG();
System.Runtime.InteropServices.ComTypes.STATSTG pStat = new System.Runtime.InteropServices.ComTypes.STATSTG();
pStream.Stat(out pStat, 1);
int cbSize = (int)pStat.cbSize;
byte[] destination = new byte[cbSize];
Interop.GetHGlobalFromStream(pStream, out ptr);
IntPtr source = Interop.GlobalLock(ptr);
if (!(source != Interop.NullIntPtr))
{
goto Label_010B;
}
Marshal.Copy(source, destination, 0, cbSize);
Interop.GlobalUnlock(ptr);
StreamReader reader = null;
try
{
reader = new StreamReader(new MemoryStream(destination), Encoding.Default);
input = reader.ReadToEnd();
goto Label_010B;
}
finally
{
if (reader != null)
{
reader.Close();
}
}
}
Interop.IHTMLElement body = mSHTMLDocument.GetBody();
if (body != null)
{
input = this.GetContentElement(ElementWrapperTable.GetWrapper(body, this)).InnerHtml;
}
}
catch (Exception)
{
input = string.Empty;
}
finally
{
this.OnAfterSave();
}
Label_010B:
if (input == null)
{
input = string.Empty;
}
HtmlFormatter formatter = new HtmlFormatter();
StringWriter output = new StringWriter();
formatter.Format(input, output, new HtmlFormatterOptions(' ', 4, 80, true));
return output.ToString();
}