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 CustomElementScheduler_h 32#define CustomElementScheduler_h 33 34#include "core/dom/custom/CustomElementCallbackQueue.h" 35#include "core/dom/custom/CustomElementLifecycleCallbacks.h" 36#include "platform/heap/Handle.h" 37#include "wtf/HashMap.h" 38#include "wtf/OwnPtr.h" 39#include "wtf/PassRefPtr.h" 40#include "wtf/text/AtomicString.h" 41 42namespace blink { 43 44class CustomElementDescriptor; 45class CustomElementMicrotaskImportStep; 46class CustomElementMicrotaskStep; 47class CustomElementRegistrationContext; 48class Document; 49class Element; 50class HTMLImportChild; 51 52class CustomElementScheduler FINAL : public NoBaseWillBeGarbageCollected<CustomElementScheduler> { 53 DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(CustomElementScheduler); 54public: 55 56 static void scheduleCallback(PassRefPtr<CustomElementLifecycleCallbacks>, PassRefPtrWillBeRawPtr<Element>, CustomElementLifecycleCallbacks::CallbackType); 57 static void scheduleAttributeChangedCallback(PassRefPtr<CustomElementLifecycleCallbacks>, PassRefPtrWillBeRawPtr<Element>, const AtomicString& name, const AtomicString& oldValue, const AtomicString& newValue); 58 59 static void resolveOrScheduleResolution(PassRefPtrWillBeRawPtr<CustomElementRegistrationContext>, PassRefPtrWillBeRawPtr<Element>, const CustomElementDescriptor&); 60 static CustomElementMicrotaskImportStep* scheduleImport(HTMLImportChild*); 61 62 static void microtaskDispatcherDidFinish(); 63 static void callbackDispatcherDidFinish(); 64 65private: 66 CustomElementScheduler() { } 67 68 static void enqueueMicrotaskStep(Document&, PassOwnPtrWillBeRawPtr<CustomElementMicrotaskStep>, bool importIsSync = true); 69}; 70 71} 72 73#endif // CustomElementScheduler_h 74