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39 | #ifndef QV4PROXY_P_H |
40 | #define QV4PROXY_P_H |
41 | |
42 | // |
43 | // W A R N I N G |
44 | // ------------- |
45 | // |
46 | // This file is not part of the Qt API. It exists purely as an |
47 | // implementation detail. This header file may change from version to |
48 | // version without notice, or even be removed. |
49 | // |
50 | // We mean it. |
51 | // |
52 | |
53 | #include "qv4object_p.h" |
54 | #include "qv4functionobject_p.h" |
55 | |
56 | QT_BEGIN_NAMESPACE |
57 | |
58 | namespace QV4 { |
59 | |
60 | namespace Heap { |
61 | |
62 | #define ProxyObjectMembers(class, Member) \ |
63 | Member(class, Pointer, Object *, target) \ |
64 | Member(class, Pointer, Object *, handler) |
65 | |
66 | DECLARE_HEAP_OBJECT(ProxyObject, FunctionObject) { |
67 | DECLARE_MARKOBJECTS(ProxyObject) |
68 | |
69 | void init(const QV4::Object *target, const QV4::Object *handler); |
70 | }; |
71 | |
72 | struct ProxyFunctionObject : ProxyObject { |
73 | void init(const QV4::FunctionObject *target, const QV4::Object *handler); |
74 | }; |
75 | |
76 | #define ProxyMembers(class, Member) \ |
77 | Member(class, Pointer, Symbol *, revokableProxySymbol) \ |
78 | |
79 | DECLARE_HEAP_OBJECT(Proxy, FunctionObject) { |
80 | DECLARE_MARKOBJECTS(Proxy) |
81 | |
82 | void init(QV4::ExecutionContext *ctx); |
83 | }; |
84 | |
85 | } |
86 | |
87 | /* |
88 | * The inheritance from FunctionObject is a hack. Regular proxy objects are no function objects. |
89 | * But this helps implement the proxy for function objects, where we need this and thus gives us |
90 | * all the virtual methods from ProxyObject without having to duplicate them. |
91 | * |
92 | * But it does require a few hacks to make sure we don't recognize regular proxy objects as function |
93 | * objects in the runtime. |
94 | */ |
95 | struct ProxyObject : FunctionObject { |
96 | V4_OBJECT2(ProxyObject, Object) |
97 | Q_MANAGED_TYPE(ProxyObject) |
98 | V4_INTERNALCLASS(ProxyObject) |
99 | enum { |
100 | IsFunctionObject = false |
101 | }; |
102 | |
103 | static ReturnedValue virtualGet(const Managed *m, PropertyKey id, const Value *receiver, bool *hasProperty); |
104 | static bool virtualPut(Managed *m, PropertyKey id, const Value &value, Value *receiver); |
105 | static bool virtualDeleteProperty(Managed *m, PropertyKey id); |
106 | static bool virtualHasProperty(const Managed *m, PropertyKey id); |
107 | static PropertyAttributes virtualGetOwnProperty(const Managed *m, PropertyKey id, Property *p); |
108 | static bool virtualDefineOwnProperty(Managed *m, PropertyKey id, const Property *p, PropertyAttributes attrs); |
109 | static bool virtualIsExtensible(const Managed *m); |
110 | static bool virtualPreventExtensions(Managed *); |
111 | static Heap::Object *virtualGetPrototypeOf(const Managed *); |
112 | static bool virtualSetPrototypeOf(Managed *, const Object *); |
113 | static OwnPropertyKeyIterator *virtualOwnPropertyKeys(const Object *m, Value *iteratorTarget); |
114 | }; |
115 | |
116 | struct ProxyFunctionObject : ProxyObject { |
117 | V4_OBJECT2(ProxyFunctionObject, FunctionObject) |
118 | Q_MANAGED_TYPE(ProxyObject) |
119 | V4_INTERNALCLASS(ProxyFunctionObject) |
120 | enum { |
121 | IsFunctionObject = true |
122 | }; |
123 | |
124 | static ReturnedValue virtualCallAsConstructor(const FunctionObject *f, const Value *argv, int argc, const Value *); |
125 | static ReturnedValue virtualCall(const FunctionObject *f, const Value *thisObject, const Value *argv, int argc); |
126 | }; |
127 | |
128 | struct Proxy : FunctionObject |
129 | { |
130 | V4_OBJECT2(Proxy, FunctionObject) |
131 | |
132 | static ReturnedValue virtualCallAsConstructor(const FunctionObject *f, const Value *argv, int argc, const Value *); |
133 | static ReturnedValue virtualCall(const FunctionObject *, const Value *thisObject, const Value *argv, int argc); |
134 | |
135 | static ReturnedValue method_revocable(const FunctionObject *, const Value *thisObject, const Value *argv, int argc); |
136 | |
137 | static ReturnedValue method_revoke(const FunctionObject *, const Value *thisObject, const Value *argv, int argc); |
138 | }; |
139 | |
140 | } |
141 | |
142 | QT_END_NAMESPACE |
143 | |
144 | #endif // QV4ECMAOBJECTS_P_H |
145 | |