Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| 3 | * (C) 1999 Antti Koivisto (koivisto@kde.org) |
| 4 | * (C) 2001 Dirk Mueller (mueller@kde.org) |
| 5 | * Copyright (C) 2004, 2005, 2006, 2007, 2012 Apple Inc. All rights reserved. |
| 6 | * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org) |
| 7 | * (C) 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org> |
| 8 | * Copyright (C) 2011 Andreas Kling (kling@webkit.org) |
| 9 | * |
| 10 | * Redistribution and use in source and binary forms, with or without |
| 11 | * modification, are permitted provided that the following conditions |
| 12 | * are met: |
| 13 | * 1. Redistributions of source code must retain the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer. |
| 15 | * 2. Redistributions in binary form must reproduce the above copyright |
| 16 | * notice, this list of conditions and the following disclaimer in the |
| 17 | * documentation and/or other materials provided with the distribution. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| 20 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| 23 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 24 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 25 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 26 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| 27 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 28 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 29 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 30 | * |
| 31 | */ |
| 32 | |
| 33 | #ifndef EventListenerMap_h |
| 34 | #define EventListenerMap_h |
| 35 | |
| 36 | #include "core/dom/RegisteredEventListener.h" |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 37 | #include "wtf/Forward.h" |
| 38 | #include "wtf/PassOwnPtr.h" |
| 39 | #include "wtf/text/AtomicStringHash.h" |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 40 | |
| 41 | namespace WebCore { |
| 42 | |
| 43 | class EventTarget; |
| 44 | |
| 45 | typedef Vector<RegisteredEventListener, 1> EventListenerVector; |
| 46 | |
| 47 | class EventListenerMap { |
| 48 | public: |
| 49 | EventListenerMap(); |
| 50 | |
| 51 | bool isEmpty() const { return m_entries.isEmpty(); } |
| 52 | bool contains(const AtomicString& eventType) const; |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 53 | bool containsCapturing(const AtomicString& eventType) const; |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 54 | |
| 55 | void clear(); |
| 56 | bool add(const AtomicString& eventType, PassRefPtr<EventListener>, bool useCapture); |
| 57 | bool remove(const AtomicString& eventType, EventListener*, bool useCapture, size_t& indexOfRemovedListener); |
| 58 | EventListenerVector* find(const AtomicString& eventType); |
| 59 | Vector<AtomicString> eventTypes() const; |
| 60 | |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 61 | void removeFirstEventListenerCreatedFromMarkup(const AtomicString& eventType); |
| 62 | void copyEventListenersNotCreatedFromMarkupToTarget(EventTarget*); |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 63 | |
| 64 | private: |
| 65 | friend class EventListenerIterator; |
| 66 | |
| 67 | void assertNoActiveIterators(); |
| 68 | |
| 69 | Vector<std::pair<AtomicString, OwnPtr<EventListenerVector> >, 2> m_entries; |
| 70 | |
| 71 | #ifndef NDEBUG |
| 72 | int m_activeIteratorCount; |
| 73 | #endif |
| 74 | }; |
| 75 | |
| 76 | class EventListenerIterator { |
| 77 | WTF_MAKE_NONCOPYABLE(EventListenerIterator); |
| 78 | public: |
| 79 | EventListenerIterator(); |
| 80 | EventListenerIterator(EventTarget*); |
| 81 | #ifndef NDEBUG |
| 82 | ~EventListenerIterator(); |
| 83 | #endif |
| 84 | |
| 85 | EventListener* nextListener(); |
| 86 | |
| 87 | private: |
| 88 | EventListenerMap* m_map; |
| 89 | unsigned m_entryIndex; |
| 90 | unsigned m_index; |
| 91 | }; |
| 92 | |
| 93 | #ifdef NDEBUG |
| 94 | inline void EventListenerMap::assertNoActiveIterators() { } |
| 95 | #endif |
| 96 | |
| 97 | } // namespace WebCore |
| 98 | |
| 99 | #endif // EventListenerMap_h |