internal nsresult ParseStyleAttribute(string aAttributeValue,
Uri aDocURI,
Uri aBaseURI,
nsIPrincipal aNodePrincipal,
ref StyleRule aResult)
{
if (aNodePrincipal == null) throw new ArgumentException("Must have principal here!");
if (aBaseURI == null) throw new ArgumentException("need base URI");
// XXX line number?
var scanner = new nsCSSScanner(aAttributeValue, 0);
var reporter = new ErrorReporter(scanner, mSheet, mChildLoader, aDocURI);
InitScanner(scanner, reporter, aDocURI, aBaseURI, aNodePrincipal);
mSection = nsCSSSection.General;
// In quirks mode, allow style declarations to have braces or not
// (bug 99554).
bool haveBraces;
if (mNavQuirkMode && GetToken(true)) {
haveBraces = nsCSSTokenType.Symbol == mToken.mType &&
'{' == mToken.mSymbol;
UngetToken();
}
else {
haveBraces = false;
}
nsParseDeclaration parseFlags = nsParseDeclaration.AllowImportant;
if (haveBraces) {
parseFlags |= nsParseDeclaration.InBraces;
}
Declaration declaration = ParseDeclarationBlock(parseFlags);
if (declaration != null) {
// Create a style rule for the declaration
aResult = new StyleRule(null, declaration);
} else {
aResult = null;
}
ReleaseScanner();
// XXX check for low level errors
return nsresult.OK;
}
internal bool ParseRuleSet(RuleAppendFunc aAppendFunc, object aData,
bool aInsideBraces = false)
{
// First get the list of selectors for the rule
nsCSSSelectorList slist = null;
uint32_t linenum = mScanner.GetLineNumber();
if (! ParseSelectorList(ref slist, '{')) {
{ if (!mSuppressErrors) mReporter.ReportUnexpected("PEBadSelectorRSIgnored"); };
mReporter.OutputError();
SkipRuleSet(aInsideBraces);
return false;
}
Debug.Assert(null != slist, "null selector list");
mReporter.ClearError();
// Next parse the declaration block
nsParseDeclaration parseFlags = nsParseDeclaration.InBraces |
nsParseDeclaration.AllowImportant;
Declaration declaration = ParseDeclarationBlock(parseFlags);
if (null == declaration) {
return false;
}
// Translate the selector list and declaration block into style data
StyleRule rule = new StyleRule(slist, declaration);
rule.SetLineNumber(linenum);
aAppendFunc(rule, aData);
return true;
}
