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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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| 66 | 66 |
| 67 void trace(Visitor*); | 67 void trace(Visitor*); |
| 68 | 68 |
| 69 private: | 69 private: |
| 70 RefPtrWillBeMember<MediaQueryListListener> m_listener; | 70 RefPtrWillBeMember<MediaQueryListListener> m_listener; |
| 71 RefPtrWillBeMember<MediaQueryList> m_query; | 71 RefPtrWillBeMember<MediaQueryList> m_query; |
| 72 }; | 72 }; |
| 73 | 73 |
| 74 MediaQueryMatcher(Document*); | 74 MediaQueryMatcher(Document*); |
| 75 PassOwnPtr<MediaQueryEvaluator> prepareEvaluator() const; | 75 PassOwnPtr<MediaQueryEvaluator> prepareEvaluator() const; |
| 76 AtomicString mediaType() const; | |
| 77 | 76 |
| 78 RawPtrWillBeMember<Document> m_document; | 77 RawPtrWillBeMember<Document> m_document; |
| 79 WillBeHeapVector<OwnPtrWillBeMember<Listener> > m_listeners; | 78 WillBeHeapVector<OwnPtrWillBeMember<Listener> > m_listeners; |
| 80 | 79 |
| 81 // This value is incremented at style selector changes. | 80 // This value is incremented at style selector changes. |
| 82 // It is used to avoid evaluating queries more then once and to make sure | 81 // It is used to avoid evaluating queries more then once and to make sure |
| 83 // that a media query result change is notified exactly once. | 82 // that a media query result change is notified exactly once. |
| 84 unsigned m_evaluationRound; | 83 unsigned m_evaluationRound; |
| 85 }; | 84 }; |
| 86 | 85 |
| 87 } | 86 } |
| 88 | 87 |
| 89 #endif // MediaQueryMatcher_h | 88 #endif // MediaQueryMatcher_h |
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