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1 /* | 1 /* |
2 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) | 2 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) |
3 * | 3 * |
4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
8 * | 8 * |
9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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32 class MediaQueryListListener; | 32 class MediaQueryListListener; |
33 class MediaQueryEvaluator; | 33 class MediaQueryEvaluator; |
34 class MediaQuerySet; | 34 class MediaQuerySet; |
35 | 35 |
36 // MediaQueryMatcher class is responsible for keeping a vector of pairs | 36 // MediaQueryMatcher class is responsible for keeping a vector of pairs |
37 // MediaQueryList x MediaQueryListListener. It is responsible for evaluating the queries | 37 // MediaQueryList x MediaQueryListListener. It is responsible for evaluating the queries |
38 // whenever it is needed and to call the listeners if the corresponding query ha s changed. | 38 // whenever it is needed and to call the listeners if the corresponding query ha s changed. |
39 // The listeners must be called in the very same order in which they have been a dded. | 39 // The listeners must be called in the very same order in which they have been a dded. |
40 | 40 |
41 class MediaQueryMatcher FINAL : public RefCountedWillBeGarbageCollectedFinalized <MediaQueryMatcher> { | 41 class MediaQueryMatcher FINAL : public RefCountedWillBeGarbageCollectedFinalized <MediaQueryMatcher> { |
42 DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(MediaQueryMatcher); | 42 DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(MediaQueryMatcher) |
haraken
2014/07/02 14:06:21
We normally add ";" though.
| |
43 public: | 43 public: |
44 static PassRefPtrWillBeRawPtr<MediaQueryMatcher> create(Document& document) { return adoptRefWillBeNoop(new MediaQueryMatcher(document)); } | 44 static PassRefPtrWillBeRawPtr<MediaQueryMatcher> create(Document&); |
45 void documentDetached(); | 45 void documentDetached(); |
46 | 46 |
47 void addMediaQueryList(MediaQueryList*); | 47 void addMediaQueryList(MediaQueryList*); |
48 void removeMediaQueryList(MediaQueryList*); | 48 void removeMediaQueryList(MediaQueryList*); |
49 | 49 |
50 PassRefPtrWillBeRawPtr<MediaQueryList> matchMedia(const String&); | 50 PassRefPtrWillBeRawPtr<MediaQueryList> matchMedia(const String&); |
51 | 51 |
52 void mediaFeaturesChanged(); | 52 void mediaFeaturesChanged(); |
53 bool evaluate(const MediaQuerySet*); | 53 bool evaluate(const MediaQuerySet*); |
54 | 54 |
55 void trace(Visitor*); | 55 void trace(Visitor*); |
56 | 56 |
57 private: | 57 private: |
58 explicit MediaQueryMatcher(Document&); | 58 explicit MediaQueryMatcher(Document&); |
59 | 59 |
60 PassOwnPtr<MediaQueryEvaluator> createEvaluator() const; | 60 PassOwnPtr<MediaQueryEvaluator> createEvaluator() const; |
61 | 61 |
62 RawPtrWillBeMember<Document> m_document; | 62 RawPtrWillBeMember<Document> m_document; |
63 OwnPtr<MediaQueryEvaluator> m_evaluator; | 63 OwnPtr<MediaQueryEvaluator> m_evaluator; |
64 | 64 |
65 typedef WillBeHeapLinkedHashSet<RawPtrWillBeWeakMember<MediaQueryList> > Med iaQueryListSet; | 65 typedef WillBeHeapLinkedHashSet<RawPtrWillBeWeakMember<MediaQueryList> > Med iaQueryListSet; |
66 MediaQueryListSet m_mediaLists; | 66 MediaQueryListSet m_mediaLists; |
67 }; | 67 }; |
68 | 68 |
69 } | 69 } |
70 | 70 |
71 #endif // MediaQueryMatcher_h | 71 #endif // MediaQueryMatcher_h |
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