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1 /* | 1 /* |
2 * Copyright (C) 2009 Google Inc. All rights reserved. | 2 * Copyright (C) 2009 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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32 #define SharedPersistent_h | 32 #define SharedPersistent_h |
33 | 33 |
34 #include "bindings/core/v8/ScopedPersistent.h" | 34 #include "bindings/core/v8/ScopedPersistent.h" |
35 #include "wtf/PassRefPtr.h" | 35 #include "wtf/PassRefPtr.h" |
36 #include "wtf/RefCounted.h" | 36 #include "wtf/RefCounted.h" |
37 #include <v8.h> | 37 #include <v8.h> |
38 | 38 |
39 namespace blink { | 39 namespace blink { |
40 | 40 |
41 template <typename T> | 41 template <typename T> |
42 class SharedPersistent : public RefCounted<SharedPersistent<T> > { | 42 class SharedPersistent : public RefCounted<SharedPersistent<T>> { |
43 WTF_MAKE_NONCOPYABLE(SharedPersistent); | 43 WTF_MAKE_NONCOPYABLE(SharedPersistent); |
44 public: | 44 public: |
45 static PassRefPtr<SharedPersistent<T> > create(v8::Handle<T> value, v8::Isol
ate* isolate) | 45 static PassRefPtr<SharedPersistent<T>> create(v8::Handle<T> value, v8::Isola
te* isolate) |
46 { | 46 { |
47 return adoptRef(new SharedPersistent<T>(value, isolate)); | 47 return adoptRef(new SharedPersistent<T>(value, isolate)); |
48 } | 48 } |
49 | 49 |
50 v8::Local<T> newLocal(v8::Isolate* isolate) const | 50 v8::Local<T> newLocal(v8::Isolate* isolate) const |
51 { | 51 { |
52 return m_value.newLocal(isolate); | 52 return m_value.newLocal(isolate); |
53 } | 53 } |
54 | 54 |
55 bool isEmpty() { return m_value.isEmpty(); } | 55 bool isEmpty() { return m_value.isEmpty(); } |
56 | 56 |
57 bool operator==(const SharedPersistent<T>& other) | 57 bool operator==(const SharedPersistent<T>& other) |
58 { | 58 { |
59 return m_value == other.m_value; | 59 return m_value == other.m_value; |
60 } | 60 } |
61 | 61 |
62 private: | 62 private: |
63 explicit SharedPersistent(v8::Handle<T> value, v8::Isolate* isolate) : m_val
ue(isolate, value) { } | 63 explicit SharedPersistent(v8::Handle<T> value, v8::Isolate* isolate) : m_val
ue(isolate, value) { } |
64 ScopedPersistent<T> m_value; | 64 ScopedPersistent<T> m_value; |
65 }; | 65 }; |
66 | 66 |
67 } // namespace blink | 67 } // namespace blink |
68 | 68 |
69 #endif // SharedPersistent_h | 69 #endif // SharedPersistent_h |
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