问使用TWebBrowser在Vista上查看类似IE的XML

EN

uses ComObj, MSHTML, ActiveX;

procedure DocumentFromString(ABrowser: TWebBrowser; const HTMLString: wideString);
var
  v: OleVariant;
  HTMLDocument: IHTMLDocument2;
begin
  if not Assigned(ABrowser.Document) then
  begin
    ABrowser.Navigate('about:blank');
    while ABrowser.ReadyState <> READYSTATE_COMPLETE do
    begin
      Application.ProcessMessages;
      Sleep(0);
    end;
  end;
  HTMLDocument := ABrowser.Document as IHTMLDocument2;
  v := VarArrayCreate([0, 0], varVariant);
  v[0] := HTMLString;
  HTMLDocument.Write(PSafeArray(TVarData(v).VArray));
  HTMLDocument.Close;
end;

procedure WebBrowserXML(ABrowser: TWebBrowser; const XmlString: WideString);
var
  xml, xsl: OleVariant;
  HTMLString: WideString;
begin
  xml := CreateOleObject('Msxml2.DOMDocument');
  xml.async := False;
  xml.loadXML(XmlString);
  // Assert(xml.parseError.errorCode = 0);
  xsl := CreateOleObject('Msxml2.DOMDocument');
  xsl.validateOnParse := False;
  xsl.async := False;
  xsl.load('res://msxml.dll/defaultss.xsl');
  // Assert(xsl.parseError.errorCode = 0);
  HTMLString := xml.transformNode(xsl);
  ABrowser.HandleNeeded;
  DocumentFromString(ABrowser, HTMLString);
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  WebBrowserXML(WebBrowser1, '<xml><node>Hello</node></xml>');
end;