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32 #include <JavaScriptCore/JSContextRef.h>
33 #include <JavaScriptCore/JSStringRef.h>
36 inline void JSRetain(JSStringRef string) { JSStringRetain(string); }
37 inline void JSRelease(JSStringRef string) { JSStringRelease(string); }
38 inline void JSRetain(JSGlobalContextRef context) { JSGlobalContextRetain(context); }
39 inline void JSRelease(JSGlobalContextRef context) { JSGlobalContextRelease(context); }
41 enum AdoptTag { Adopt };
43 template<typename T> class JSRetainPtr {
45 JSRetainPtr() : m_ptr(0) { }
46 JSRetainPtr(T ptr) : m_ptr(ptr) { if (ptr) JSRetain(ptr); }
47 JSRetainPtr(AdoptTag, T ptr) : m_ptr(ptr) { }
48 JSRetainPtr(const JSRetainPtr&);
49 template<typename U> JSRetainPtr(const JSRetainPtr<U>&);
52 T get() const { return m_ptr; }
57 T operator->() const { return m_ptr; }
59 bool operator!() const { return !m_ptr; }
61 // This conversion operator allows implicit conversion to bool but not to other integer types.
62 typedef T JSRetainPtr::*UnspecifiedBoolType;
63 operator UnspecifiedBoolType() const { return m_ptr ? &JSRetainPtr::m_ptr : 0; }
65 JSRetainPtr& operator=(const JSRetainPtr&);
66 template<typename U> JSRetainPtr& operator=(const JSRetainPtr<U>&);
67 JSRetainPtr& operator=(T);
68 template<typename U> JSRetainPtr& operator=(U*);
72 void swap(JSRetainPtr&);
74 // FIXME: Remove releaseRef once we change all callers to call leakRef instead.
75 T releaseRef() { return leakRef(); }
81 template<typename T> inline JSRetainPtr<T>::JSRetainPtr(const JSRetainPtr& o)
88 template<typename T> template<typename U> inline JSRetainPtr<T>::JSRetainPtr(const JSRetainPtr<U>& o)
95 template<typename T> inline JSRetainPtr<T>::~JSRetainPtr()
101 template<typename T> inline void JSRetainPtr<T>::clear()
109 template<typename T> inline T JSRetainPtr<T>::leakRef()
116 template<typename T> inline JSRetainPtr<T>& JSRetainPtr<T>::operator=(const JSRetainPtr<T>& o)
128 template<typename T> template<typename U> inline JSRetainPtr<T>& JSRetainPtr<T>::operator=(const JSRetainPtr<U>& o)
140 template<typename T> inline JSRetainPtr<T>& JSRetainPtr<T>::operator=(T optr)
151 template<typename T> inline void JSRetainPtr<T>::adopt(T optr)
159 template<typename T> template<typename U> inline JSRetainPtr<T>& JSRetainPtr<T>::operator=(U* optr)
170 template<typename T> inline void JSRetainPtr<T>::swap(JSRetainPtr<T>& o)
172 std::swap(m_ptr, o.m_ptr);
175 template<typename T> inline void swap(JSRetainPtr<T>& a, JSRetainPtr<T>& b)
180 template<typename T, typename U> inline bool operator==(const JSRetainPtr<T>& a, const JSRetainPtr<U>& b)
182 return a.get() == b.get();
185 template<typename T, typename U> inline bool operator==(const JSRetainPtr<T>& a, U* b)
190 template<typename T, typename U> inline bool operator==(T* a, const JSRetainPtr<U>& b)
195 template<typename T, typename U> inline bool operator!=(const JSRetainPtr<T>& a, const JSRetainPtr<U>& b)
197 return a.get() != b.get();
200 template<typename T, typename U> inline bool operator!=(const JSRetainPtr<T>& a, U* b)
205 template<typename T, typename U> inline bool operator!=(T* a, const JSRetainPtr<U>& b)
211 #endif // JSRetainPtr_h