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1 /* | 1 /* |
2 * Copyright (C) 2012 Apple Inc. All rights reserved. | 2 * Copyright (C) 2012 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #ifndef StyleInvalidationAnalysis_h | 26 #ifndef StyleInvalidationAnalysis_h |
27 #define StyleInvalidationAnalysis_h | 27 #define StyleInvalidationAnalysis_h |
28 | 28 |
29 #include <wtf/HashSet.h> | 29 #include "wtf/HashSet.h" |
30 #include <wtf/PassOwnPtr.h> | 30 #include "wtf/Vector.h" |
31 #include <wtf/Vector.h> | 31 #include "wtf/text/AtomicStringImpl.h" |
32 #include <wtf/text/AtomicStringImpl.h> | |
33 | 32 |
34 namespace WebCore { | 33 namespace WebCore { |
35 | 34 |
36 class Document; | 35 class Document; |
37 class Node; | 36 class Node; |
38 class StyleSheetContents; | 37 class StyleSheetContents; |
39 | 38 |
40 class StyleInvalidationAnalysis { | 39 class StyleInvalidationAnalysis { |
41 public: | 40 public: |
42 StyleInvalidationAnalysis(const Vector<StyleSheetContents*>&); | 41 StyleInvalidationAnalysis(const Vector<StyleSheetContents*>&); |
43 | 42 |
44 bool dirtiesAllStyle() const { return m_dirtiesAllStyle; } | 43 bool dirtiesAllStyle() const { return m_dirtiesAllStyle; } |
45 void invalidateStyle(Document*); | 44 void invalidateStyle(Document*); |
46 | 45 |
47 private: | 46 private: |
48 | 47 |
49 void analyzeStyleSheet(StyleSheetContents*); | 48 void analyzeStyleSheet(StyleSheetContents*); |
50 | 49 |
51 bool m_dirtiesAllStyle; | 50 bool m_dirtiesAllStyle; |
52 HashSet<AtomicStringImpl*> m_idScopes; | 51 HashSet<AtomicStringImpl*> m_idScopes; |
53 HashSet<AtomicStringImpl*> m_classScopes; | 52 HashSet<AtomicStringImpl*> m_classScopes; |
54 Vector<Node*, 8> m_scopingNodes; | 53 Vector<Node*, 8> m_scopingNodes; |
55 }; | 54 }; |
56 | 55 |
57 } | 56 } |
58 | 57 |
59 #endif | 58 #endif |
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