如何在Symbian程序中使用超链接

iRichText = new (ELeave) CEikRichTextEditor();
iRichText->ConstructL(this, 100, 0,
CEikEdwin::EJustAutoCurEnd | 
CEikEdwin::EOwnsWindow |
CEikEdwin::EResizable |
CEikEdwin::ETextParsers,  // commented and not commented
EGulFontControlAll,
EGulAllFonts );
_LIT(KRichText,"RICH_TEXT_EDITOR http://www.google.com");
iRichText->SetTextL(&KRichText);