public void Parse()
{
CssParser parser = new CssParser(_css);
OnDocumentBegin();
while (true)
{
StyleElement element = parser.Next();
if (element == null)
{
OnDocumentEnd();
return;
}
StyleText styleText = element as StyleText;
if (styleText != null)
{
OnStyleText(styleText);
}
StyleLiteral styleLiteral = element as StyleLiteral;
if (styleLiteral != null)
{
OnStyleLiteral(styleLiteral);
}
StyleUrl styleUrl = element as StyleUrl;
if (styleUrl != null)
{
OnStyleUrl(styleUrl);
}
StyleImport styleImport = element as StyleImport;
if (styleImport != null)
{
OnStyleImport(styleImport);
}
StyleComment styleComment = element as StyleComment;
if (styleComment != null)
{
OnStyleComment(styleComment);
}
}
}
private string LowerCaseCss(string val)
{
StringBuilder output = new StringBuilder();
CssParser parser = new CssParser(val);
for (StyleElement el; null != (el = parser.Next());)
{
if (el is StyleText)
{
output.Append(el.RawText.ToLower(CultureInfo.InvariantCulture));
}
else
{
output.Append(el.RawText);
}
}
return(output.ToString());
}