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#include "config.h" 32#include "core/dom/custom/CustomElementCallbackInvocation.h" 33 34#include "core/dom/Element.h" 35#include "core/dom/custom/CustomElementCallbackScheduler.h" 36 37namespace WebCore { 38 39class CreatedInvocation : public CustomElementCallbackInvocation { 40public: 41 CreatedInvocation(PassRefPtr<CustomElementLifecycleCallbacks> callbacks) 42 : CustomElementCallbackInvocation(callbacks) 43 { 44 } 45 46private: 47 virtual void dispatch(Element*) OVERRIDE; 48 virtual bool isCreated() const OVERRIDE { return true; } 49}; 50 51void CreatedInvocation::dispatch(Element* element) 52{ 53 if (element->inDocument() && element->document().domWindow()) 54 CustomElementCallbackScheduler::scheduleAttachedCallback(callbacks(), element); 55 callbacks()->created(element); 56} 57 58class AttachedDetachedInvocation : public CustomElementCallbackInvocation { 59public: 60 AttachedDetachedInvocation(PassRefPtr<CustomElementLifecycleCallbacks>, CustomElementLifecycleCallbacks::CallbackType which); 61 62private: 63 virtual void dispatch(Element*) OVERRIDE; 64 65 CustomElementLifecycleCallbacks::CallbackType m_which; 66}; 67 68AttachedDetachedInvocation::AttachedDetachedInvocation(PassRefPtr<CustomElementLifecycleCallbacks> callbacks, CustomElementLifecycleCallbacks::CallbackType which) 69 : CustomElementCallbackInvocation(callbacks) 70 , m_which(which) 71{ 72 ASSERT(m_which == CustomElementLifecycleCallbacks::Attached || m_which == CustomElementLifecycleCallbacks::Detached); 73} 74 75void AttachedDetachedInvocation::dispatch(Element* element) 76{ 77 switch (m_which) { 78 case CustomElementLifecycleCallbacks::Attached: 79 callbacks()->attached(element); 80 break; 81 case CustomElementLifecycleCallbacks::Detached: 82 callbacks()->detached(element); 83 break; 84 default: 85 ASSERT_NOT_REACHED(); 86 } 87} 88 89class AttributeChangedInvocation : public CustomElementCallbackInvocation { 90public: 91 AttributeChangedInvocation(PassRefPtr<CustomElementLifecycleCallbacks>, const AtomicString& name, const AtomicString& oldValue, const AtomicString& newValue); 92 93private: 94 virtual void dispatch(Element*) OVERRIDE; 95 96 AtomicString m_name; 97 AtomicString m_oldValue; 98 AtomicString m_newValue; 99}; 100 101AttributeChangedInvocation::AttributeChangedInvocation(PassRefPtr<CustomElementLifecycleCallbacks> callbacks, const AtomicString& name, const AtomicString& oldValue, const AtomicString& newValue) 102 : CustomElementCallbackInvocation(callbacks) 103 , m_name(name) 104 , m_oldValue(oldValue) 105 , m_newValue(newValue) 106{ 107} 108 109void AttributeChangedInvocation::dispatch(Element* element) 110{ 111 callbacks()->attributeChanged(element, m_name, m_oldValue, m_newValue); 112} 113 114PassOwnPtr<CustomElementCallbackInvocation> CustomElementCallbackInvocation::createInvocation(PassRefPtr<CustomElementLifecycleCallbacks> callbacks, CustomElementLifecycleCallbacks::CallbackType which) 115{ 116 switch (which) { 117 case CustomElementLifecycleCallbacks::Created: 118 return adoptPtr(new CreatedInvocation(callbacks)); 119 120 case CustomElementLifecycleCallbacks::Attached: 121 case CustomElementLifecycleCallbacks::Detached: 122 return adoptPtr(new AttachedDetachedInvocation(callbacks, which)); 123 124 default: 125 ASSERT_NOT_REACHED(); 126 return PassOwnPtr<CustomElementCallbackInvocation>(); 127 } 128} 129 130PassOwnPtr<CustomElementCallbackInvocation> CustomElementCallbackInvocation::createAttributeChangedInvocation(PassRefPtr<CustomElementLifecycleCallbacks> callbacks, const AtomicString& name, const AtomicString& oldValue, const AtomicString& newValue) 131{ 132 return adoptPtr(new AttributeChangedInvocation(callbacks, name, oldValue, newValue)); 133} 134 135} // namespace WebCore 136