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1 /* | 1 /* |
2 * Copyright (C) 2003 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 2003 Lars Knoll (knoll@kde.org) |
3 * Copyright (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com) | 3 * Copyright (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com) |
4 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved. | 4 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved. |
5 * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com> | 5 * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com> |
6 * Copyright (C) 2008 Eric Seidel <eric@webkit.org> | 6 * Copyright (C) 2008 Eric Seidel <eric@webkit.org> |
7 * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmo bile.com/) | 7 * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmo bile.com/) |
8 * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved. | 8 * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved. |
9 * Copyright (C) 2012 Intel Corporation. All rights reserved. | 9 * Copyright (C) 2012 Intel Corporation. All rights reserved. |
10 * | 10 * |
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1356 } | 1356 } |
1357 | 1357 |
1358 PassOwnPtr<MediaQuery> CSSParser::parseMediaQuery(const String& string) | 1358 PassOwnPtr<MediaQuery> CSSParser::parseMediaQuery(const String& string) |
1359 { | 1359 { |
1360 if (string.isEmpty()) | 1360 if (string.isEmpty()) |
1361 return nullptr; | 1361 return nullptr; |
1362 | 1362 |
1363 ASSERT(!m_mediaQuery); | 1363 ASSERT(!m_mediaQuery); |
1364 | 1364 |
1365 // can't use { because tokenizer state switches from mediaquery to initial s tate when it sees { token. | 1365 // can't use { because tokenizer state switches from mediaquery to initial s tate when it sees { token. |
1366 // instead insert one " " (which is WHITESPACE in CSSGrammar.y) | 1366 // instead insert one " " (which is caught by maybe_space in CSSGrammar.y) |
1367 setupParser("@-webkit-mediaquery ", string, "} "); | 1367 setupParser("@-webkit-mediaquery ", string, "} "); |
1368 cssyyparse(this); | 1368 cssyyparse(this); |
1369 | 1369 |
1370 return m_mediaQuery.release(); | 1370 return m_mediaQuery.release(); |
1371 } | 1371 } |
1372 | 1372 |
1373 static inline void filterProperties(bool important, const CSSParser::ParsedPrope rtyVector& input, Vector<CSSProperty, 256>& output, size_t& unusedEntries, BitAr ray<numCSSProperties>& seenProperties, HashSet<AtomicString>& seenVariables) | 1373 static inline void filterProperties(bool important, const CSSParser::ParsedPrope rtyVector& input, Vector<CSSProperty, 256>& output, size_t& unusedEntries, BitAr ray<numCSSProperties>& seenProperties, HashSet<AtomicString>& seenVariables) |
1374 { | 1374 { |
1375 // Add properties in reverse order so that highest priority definitions are reached first. Duplicate definitions can then be ignored when found. | 1375 // Add properties in reverse order so that highest priority definitions are reached first. Duplicate definitions can then be ignored when found. |
1376 for (int i = input.size() - 1; i >= 0; --i) { | 1376 for (int i = input.size() - 1; i >= 0; --i) { |
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10302 m_token = IDENT; | 10302 m_token = IDENT; |
10303 | 10303 |
10304 if (UNLIKELY(*currentCharacter<SrcCharacterType>() == '(')) { | 10304 if (UNLIKELY(*currentCharacter<SrcCharacterType>() == '(')) { |
10305 if (m_parsingMode == SupportsMode && !hasEscape) { | 10305 if (m_parsingMode == SupportsMode && !hasEscape) { |
10306 detectSupportsToken<SrcCharacterType>(result - tokenStart<SrcCha racterType>()); | 10306 detectSupportsToken<SrcCharacterType>(result - tokenStart<SrcCha racterType>()); |
10307 if (m_token != IDENT) | 10307 if (m_token != IDENT) |
10308 break; | 10308 break; |
10309 } | 10309 } |
10310 | 10310 |
10311 m_token = FUNCTION; | 10311 m_token = FUNCTION; |
10312 bool shouldSkipParenthesis = true; | 10312 if (!hasEscape) |
SeRya
2013/06/01 06:28:03
It seems MediaQueryMode isn't used any longer and
rune
2013/06/03 09:08:11
It's still used for detectMediaQueryToken below.
| |
10313 if (!hasEscape) { | 10313 detectFunctionTypeToken<SrcCharacterType>(result - tokenStart<Sr cCharacterType>()); |
10314 bool detected = detectFunctionTypeToken<SrcCharacterType>(result - tokenStart<SrcCharacterType>()); | 10314 ++currentCharacter<SrcCharacterType>(); |
10315 if (!detected && m_parsingMode == MediaQueryMode) { | 10315 ++result; |
10316 // ... and(max-width: 480px) ... looks like a function, but in fact it is not, | 10316 ++yylval->string.m_length; |
10317 // so run more detection code in the MediaQueryMode. | |
10318 detectMediaQueryToken<SrcCharacterType>(result - tokenStart< SrcCharacterType>()); | |
10319 shouldSkipParenthesis = false; | |
10320 } | |
10321 } | |
10322 | |
10323 if (LIKELY(shouldSkipParenthesis)) { | |
10324 ++currentCharacter<SrcCharacterType>(); | |
10325 ++result; | |
10326 ++yylval->string.m_length; | |
10327 } | |
10328 | 10317 |
10329 if (token() == URI) { | 10318 if (token() == URI) { |
10330 m_token = FUNCTION; | 10319 m_token = FUNCTION; |
10331 // Check whether it is really an URI. | 10320 // Check whether it is really an URI. |
10332 if (yylval->string.is8Bit()) | 10321 if (yylval->string.is8Bit()) |
10333 parseURI<LChar>(yylval->string); | 10322 parseURI<LChar>(yylval->string); |
10334 else | 10323 else |
10335 parseURI<UChar>(yylval->string); | 10324 parseURI<UChar>(yylval->string); |
10336 } | 10325 } |
10337 } else if (UNLIKELY(m_parsingMode != NormalMode) && !hasEscape) { | 10326 } else if (UNLIKELY(m_parsingMode != NormalMode) && !hasEscape) { |
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10781 { | 10770 { |
10782 m_floatingMediaQuery = adoptPtr(new MediaQuery(restrictor, mediaType, expres sions)); | 10771 m_floatingMediaQuery = adoptPtr(new MediaQuery(restrictor, mediaType, expres sions)); |
10783 return m_floatingMediaQuery.get(); | 10772 return m_floatingMediaQuery.get(); |
10784 } | 10773 } |
10785 | 10774 |
10786 MediaQuery* CSSParser::createFloatingMediaQuery(PassOwnPtr<Vector<OwnPtr<MediaQu eryExp> > > expressions) | 10775 MediaQuery* CSSParser::createFloatingMediaQuery(PassOwnPtr<Vector<OwnPtr<MediaQu eryExp> > > expressions) |
10787 { | 10776 { |
10788 return createFloatingMediaQuery(MediaQuery::None, "all", expressions); | 10777 return createFloatingMediaQuery(MediaQuery::None, "all", expressions); |
10789 } | 10778 } |
10790 | 10779 |
10780 MediaQuery* CSSParser::createFloatingNotAllQuery() | |
10781 { | |
10782 return createFloatingMediaQuery(MediaQuery::Not, "all", sinkFloatingMediaQue ryExpList(createFloatingMediaQueryExpList())); | |
10783 } | |
10784 | |
10791 PassOwnPtr<MediaQuery> CSSParser::sinkFloatingMediaQuery(MediaQuery* query) | 10785 PassOwnPtr<MediaQuery> CSSParser::sinkFloatingMediaQuery(MediaQuery* query) |
10792 { | 10786 { |
10793 ASSERT_UNUSED(query, query == m_floatingMediaQuery); | 10787 ASSERT_UNUSED(query, query == m_floatingMediaQuery); |
10794 return m_floatingMediaQuery.release(); | 10788 return m_floatingMediaQuery.release(); |
10795 } | 10789 } |
10796 | 10790 |
10797 Vector<RefPtr<StyleKeyframe> >* CSSParser::createFloatingKeyframeVector() | 10791 Vector<RefPtr<StyleKeyframe> >* CSSParser::createFloatingKeyframeVector() |
10798 { | 10792 { |
10799 m_floatingKeyframeVector = adoptPtr(new Vector<RefPtr<StyleKeyframe> >()); | 10793 m_floatingKeyframeVector = adoptPtr(new Vector<RefPtr<StyleKeyframe> >()); |
10800 return m_floatingKeyframeVector.get(); | 10794 return m_floatingKeyframeVector.get(); |
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11748 { | 11742 { |
11749 // The tokenizer checks for the construct of an+b. | 11743 // The tokenizer checks for the construct of an+b. |
11750 // However, since the {ident} rule precedes the {nth} rule, some of those | 11744 // However, since the {ident} rule precedes the {nth} rule, some of those |
11751 // tokens are identified as string literal. Furthermore we need to accept | 11745 // tokens are identified as string literal. Furthermore we need to accept |
11752 // "odd" and "even" which does not match to an+b. | 11746 // "odd" and "even" which does not match to an+b. |
11753 return equalIgnoringCase(token, "odd") || equalIgnoringCase(token, "even") | 11747 return equalIgnoringCase(token, "odd") || equalIgnoringCase(token, "even") |
11754 || equalIgnoringCase(token, "n") || equalIgnoringCase(token, "-n"); | 11748 || equalIgnoringCase(token, "n") || equalIgnoringCase(token, "-n"); |
11755 } | 11749 } |
11756 | 11750 |
11757 } | 11751 } |
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