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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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38 | 38 |
39 class Element; | 39 class Element; |
40 | 40 |
41 class CustomElementLifecycleCallbacks : public RefCounted<CustomElementLifecycle
Callbacks> { | 41 class CustomElementLifecycleCallbacks : public RefCounted<CustomElementLifecycle
Callbacks> { |
42 public: | 42 public: |
43 virtual ~CustomElementLifecycleCallbacks() { } | 43 virtual ~CustomElementLifecycleCallbacks() { } |
44 | 44 |
45 bool hasCreatedCallback() const { return m_which & Created; } | 45 bool hasCreatedCallback() const { return m_which & Created; } |
46 virtual void created(Element*) = 0; | 46 virtual void created(Element*) = 0; |
47 | 47 |
48 bool hasEnteredViewCallback() const { return m_which & EnteredView; } | 48 bool hasAttachedCallback() const { return m_which & Attached; } |
49 virtual void enteredView(Element*) = 0; | 49 virtual void attached(Element*) = 0; |
50 | 50 |
51 bool hasLeftViewCallback() const { return m_which & LeftView; } | 51 bool hasDetachedCallback() const { return m_which & Detached; } |
52 virtual void leftView(Element*) = 0; | 52 virtual void detached(Element*) = 0; |
53 | 53 |
54 bool hasAttributeChangedCallback() const { return m_which & AttributeChanged
; } | 54 bool hasAttributeChangedCallback() const { return m_which & AttributeChanged
; } |
55 virtual void attributeChanged(Element*, const AtomicString& name, const Atom
icString& oldValue, const AtomicString& newValue) = 0; | 55 virtual void attributeChanged(Element*, const AtomicString& name, const Atom
icString& oldValue, const AtomicString& newValue) = 0; |
56 | 56 |
57 enum CallbackType { | 57 enum CallbackType { |
58 None = 0, | 58 None = 0, |
59 Created = 1 << 0, | 59 Created = 1 << 0, |
60 EnteredView = 1 << 1, | 60 Attached = 1 << 1, |
61 LeftView = 1 << 2, | 61 Detached = 1 << 2, |
62 AttributeChanged = 1 << 3 | 62 AttributeChanged = 1 << 3 |
63 }; | 63 }; |
64 | 64 |
65 protected: | 65 protected: |
66 CustomElementLifecycleCallbacks(CallbackType which) : m_which(which) { } | 66 CustomElementLifecycleCallbacks(CallbackType which) : m_which(which) { } |
67 | 67 |
68 private: | 68 private: |
69 CallbackType m_which; | 69 CallbackType m_which; |
70 }; | 70 }; |
71 | 71 |
72 } | 72 } |
73 | 73 |
74 #endif // CustomElementLifecycleCallbacks_h | 74 #endif // CustomElementLifecycleCallbacks_h |
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