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| 1 /* | |
| 2 * Copyright (C) 2013 Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions | |
| 6 * are met: | |
| 7 * | |
| 8 * 1. Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | |
| 11 * notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * 3. Neither the name of Google Inc. nor the names of its contributors | |
| 15 * may be used to endorse or promote products derived from this | |
| 16 * software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #ifndef CustomElementCallbackQueue_h | |
| 32 #define CustomElementCallbackQueue_h | |
| 33 | |
| 34 #include "core/dom/Element.h" | |
| 35 #include "core/dom/custom/CustomElementProcessingStep.h" | |
| 36 #include "platform/heap/Handle.h" | |
| 37 #include "wtf/Vector.h" | |
| 38 | |
| 39 namespace blink { | |
| 40 | |
| 41 // FIXME: Rename this because it contains resolution and upgrade as | |
| 42 // well as callbacks. | |
| 43 class CustomElementCallbackQueue : public GarbageCollectedFinalized<CustomElemen
tCallbackQueue> { | |
| 44 WTF_MAKE_NONCOPYABLE(CustomElementCallbackQueue); | |
| 45 public: | |
| 46 static CustomElementCallbackQueue* create(Element*); | |
| 47 | |
| 48 typedef int ElementQueueId; | |
| 49 ElementQueueId owner() const { return m_owner; } | |
| 50 | |
| 51 void setOwner(ElementQueueId newOwner) | |
| 52 { | |
| 53 // ElementCallbackQueues only migrate towards the top of the | |
| 54 // processing stack. | |
| 55 DCHECK_GE(newOwner, m_owner); | |
| 56 m_owner = newOwner; | |
| 57 } | |
| 58 | |
| 59 bool processInElementQueue(ElementQueueId); | |
| 60 | |
| 61 void append(CustomElementProcessingStep* invocation) { m_queue.append(invoca
tion); } | |
| 62 bool inCreatedCallback() const { return m_inCreatedCallback; } | |
| 63 | |
| 64 DECLARE_TRACE(); | |
| 65 | |
| 66 private: | |
| 67 explicit CustomElementCallbackQueue(Element*); | |
| 68 | |
| 69 Member<Element> m_element; | |
| 70 HeapVector<Member<CustomElementProcessingStep>> m_queue; | |
| 71 ElementQueueId m_owner; | |
| 72 size_t m_index; | |
| 73 bool m_inCreatedCallback; | |
| 74 }; | |
| 75 | |
| 76 } // namespace blink | |
| 77 | |
| 78 #endif // CustomElementCallbackQueue_h | |
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Chromium Code Reviews
Issue 1914923002:
Rename all existing custom element classes as V0 (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master