| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * 3. Neither the name of Google Inc. nor the names of its contributors |
| * may be used to endorse or promote products derived from this |
| * software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef CustomElementCallbackQueue_h |
| #define CustomElementCallbackQueue_h |
| |
| #include "core/dom/Element.h" |
| #include "core/dom/custom/CustomElementCallbackInvocation.h" |
| #include "wtf/PassOwnPtr.h" |
| #include "wtf/PassRefPtr.h" |
| #include "wtf/RefPtr.h" |
| #include "wtf/Vector.h" |
| |
| namespace WebCore { |
| |
| class CustomElementCallbackQueue { |
| WTF_MAKE_NONCOPYABLE(CustomElementCallbackQueue); |
| public: |
| static PassOwnPtr<CustomElementCallbackQueue> create(PassRefPtr<Element>); |
| |
| typedef int ElementQueue; |
| ElementQueue owner() { return m_owner; } |
| void setOwner(ElementQueue newOwner) |
| { |
| // ElementCallbackQueues only migrate towards the top of the |
| // processing stack. |
| ASSERT(newOwner >= m_owner); |
| m_owner = newOwner; |
| } |
| |
| void append(PassOwnPtr<CustomElementCallbackInvocation> invocation) { m_queue.append(invocation); } |
| void processInElementQueue(ElementQueue); |
| bool inCreatedCallback() const { return m_inCreatedCallback; } |
| |
| private: |
| CustomElementCallbackQueue(PassRefPtr<Element>); |
| |
| RefPtr<Element> m_element; |
| Vector<OwnPtr<CustomElementCallbackInvocation> > m_queue; |
| ElementQueue m_owner; |
| size_t m_index; |
| bool m_inCreatedCallback; |
| }; |
| |
| } |
| |
| #endif // CustomElementCallbackQueue_h |