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1 /* | 1 /* |
2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 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 | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. 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 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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30 #define V8DOMConfiguration_h | 30 #define V8DOMConfiguration_h |
31 | 31 |
32 #include "bindings/core/v8/V8Binding.h" | 32 #include "bindings/core/v8/V8Binding.h" |
33 #include "bindings/core/v8/V8DOMWrapper.h" | 33 #include "bindings/core/v8/V8DOMWrapper.h" |
34 #include "core/CoreExport.h" | 34 #include "core/CoreExport.h" |
35 #include <v8.h> | 35 #include <v8.h> |
36 | 36 |
37 namespace blink { | 37 namespace blink { |
38 | 38 |
39 class CORE_EXPORT V8DOMConfiguration final { | 39 class CORE_EXPORT V8DOMConfiguration final { |
| 40 DISALLOW_ALLOCATION(); |
| 41 WTF_MAKE_NONCOPYABLE(V8DOMConfiguration); |
40 public: | 42 public: |
41 // The following Configuration structs and install methods are used for | 43 // The following Configuration structs and install methods are used for |
42 // setting multiple properties on ObjectTemplate / FunctionTemplate, used | 44 // setting multiple properties on ObjectTemplate / FunctionTemplate, used |
43 // from the generated bindings initialization (ConfigureXXXTemplate). | 45 // from the generated bindings initialization (ConfigureXXXTemplate). |
44 // This greatly reduces the binary size by moving from code driven setup to | 46 // This greatly reduces the binary size by moving from code driven setup to |
45 // data table driven setup. | 47 // data table driven setup. |
46 | 48 |
47 enum ExposeConfiguration { | 49 enum ExposeConfiguration { |
48 ExposedToAllScripts, | 50 ExposedToAllScripts, |
49 OnlyExposedToPrivateScript, | 51 OnlyExposedToPrivateScript, |
50 }; | 52 }; |
51 | 53 |
52 // Bitflags to show where the member will be defined. | 54 // Bitflags to show where the member will be defined. |
53 enum PropertyLocationConfiguration { | 55 enum PropertyLocationConfiguration { |
54 OnInstance = 1 << 0, | 56 OnInstance = 1 << 0, |
55 OnPrototype = 1 << 1, | 57 OnPrototype = 1 << 1, |
56 OnInterface = 1 << 2, | 58 OnInterface = 1 << 2, |
57 }; | 59 }; |
58 | 60 |
59 enum HolderCheckConfiguration { | 61 enum HolderCheckConfiguration { |
60 CheckHolder, | 62 CheckHolder, |
61 DoNotCheckHolder, | 63 DoNotCheckHolder, |
62 }; | 64 }; |
63 | 65 |
64 // AttributeConfiguration translates into calls to SetAccessor() on either | 66 // AttributeConfiguration translates into calls to SetAccessor() on either |
65 // the instance or the prototype ObjectTemplate, based on |instanceOrPrototy
peConfiguration|. | 67 // the instance or the prototype ObjectTemplate, based on |instanceOrPrototy
peConfiguration|. |
66 struct AttributeConfiguration { | 68 struct AttributeConfiguration { |
| 69 WTF_MAKE_NONCOPYABLE(AttributeConfiguration); |
| 70 DISALLOW_ALLOCATION(); |
67 const char* const name; | 71 const char* const name; |
68 v8::AccessorNameGetterCallback getter; | 72 v8::AccessorNameGetterCallback getter; |
69 v8::AccessorNameSetterCallback setter; | 73 v8::AccessorNameSetterCallback setter; |
70 v8::AccessorNameGetterCallback getterForMainWorld; | 74 v8::AccessorNameGetterCallback getterForMainWorld; |
71 v8::AccessorNameSetterCallback setterForMainWorld; | 75 v8::AccessorNameSetterCallback setterForMainWorld; |
72 const WrapperTypeInfo* data; | 76 const WrapperTypeInfo* data; |
73 v8::AccessControl settings; | 77 v8::AccessControl settings; |
74 v8::PropertyAttribute attribute; | 78 v8::PropertyAttribute attribute; |
75 unsigned exposeConfiguration : 1; // ExposeConfiguration | 79 unsigned exposeConfiguration : 1; // ExposeConfiguration |
76 unsigned propertyLocationConfiguration : 3; // PropertyLocationConfigura
tion | 80 unsigned propertyLocationConfiguration : 3; // PropertyLocationConfigura
tion |
77 unsigned holderCheckConfiguration : 1; // HolderCheckConfiguration | 81 unsigned holderCheckConfiguration : 1; // HolderCheckConfiguration |
78 }; | 82 }; |
79 | 83 |
80 static void installAttributes(v8::Isolate*, v8::Local<v8::ObjectTemplate> in
stanceTemplate, v8::Local<v8::ObjectTemplate> prototypeTemplate, const Attribute
Configuration*, size_t attributeCount); | 84 static void installAttributes(v8::Isolate*, v8::Local<v8::ObjectTemplate> in
stanceTemplate, v8::Local<v8::ObjectTemplate> prototypeTemplate, const Attribute
Configuration*, size_t attributeCount); |
81 | 85 |
82 static void installAttribute(v8::Isolate*, v8::Local<v8::ObjectTemplate> ins
tanceTemplate, v8::Local<v8::ObjectTemplate> prototypeTemplate, const AttributeC
onfiguration&); | 86 static void installAttribute(v8::Isolate*, v8::Local<v8::ObjectTemplate> ins
tanceTemplate, v8::Local<v8::ObjectTemplate> prototypeTemplate, const AttributeC
onfiguration&); |
83 | 87 |
84 // AccessorConfiguration translates into calls to SetAccessorProperty() | 88 // AccessorConfiguration translates into calls to SetAccessorProperty() |
85 // on prototype ObjectTemplate. | 89 // on prototype ObjectTemplate. |
86 struct AccessorConfiguration { | 90 struct AccessorConfiguration { |
| 91 WTF_MAKE_NONCOPYABLE(AccessorConfiguration); |
| 92 DISALLOW_ALLOCATION(); |
87 const char* const name; | 93 const char* const name; |
88 v8::FunctionCallback getter; | 94 v8::FunctionCallback getter; |
89 v8::FunctionCallback setter; | 95 v8::FunctionCallback setter; |
90 v8::FunctionCallback getterForMainWorld; | 96 v8::FunctionCallback getterForMainWorld; |
91 v8::FunctionCallback setterForMainWorld; | 97 v8::FunctionCallback setterForMainWorld; |
92 const WrapperTypeInfo* data; | 98 const WrapperTypeInfo* data; |
93 v8::AccessControl settings; | 99 v8::AccessControl settings; |
94 v8::PropertyAttribute attribute; | 100 v8::PropertyAttribute attribute; |
95 unsigned exposeConfiguration : 1; // ExposeConfiguration | 101 unsigned exposeConfiguration : 1; // ExposeConfiguration |
96 unsigned propertyLocationConfiguration : 3; // PropertyLocationConfigura
tion | 102 unsigned propertyLocationConfiguration : 3; // PropertyLocationConfigura
tion |
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110 ConstantTypeUnsignedLong, | 116 ConstantTypeUnsignedLong, |
111 ConstantTypeFloat, | 117 ConstantTypeFloat, |
112 ConstantTypeDouble, | 118 ConstantTypeDouble, |
113 ConstantTypeString | 119 ConstantTypeString |
114 }; | 120 }; |
115 | 121 |
116 // ConstantConfiguration translates into calls to Set() for setting up an | 122 // ConstantConfiguration translates into calls to Set() for setting up an |
117 // object's constants. It sets the constant on both the FunctionTemplate and | 123 // object's constants. It sets the constant on both the FunctionTemplate and |
118 // the ObjectTemplate. PropertyAttributes is always ReadOnly. | 124 // the ObjectTemplate. PropertyAttributes is always ReadOnly. |
119 struct ConstantConfiguration { | 125 struct ConstantConfiguration { |
| 126 WTF_MAKE_NONCOPYABLE(ConstantConfiguration); |
| 127 DISALLOW_ALLOCATION(); |
120 const char* const name; | 128 const char* const name; |
121 int ivalue; | 129 int ivalue; |
122 double dvalue; | 130 double dvalue; |
123 const char* const svalue; | 131 const char* const svalue; |
124 ConstantType type; | 132 ConstantType type; |
125 }; | 133 }; |
126 | 134 |
127 // Constant installation | 135 // Constant installation |
128 // | 136 // |
129 // installConstants and installConstant are used for simple constants. They | 137 // installConstants and installConstant are used for simple constants. They |
130 // install constants using v8::Template::Set(), which results in a property | 138 // install constants using v8::Template::Set(), which results in a property |
131 // that is much faster to access from scripts. | 139 // that is much faster to access from scripts. |
132 // installConstantWithGetter is used when some C++ code needs to be executed | 140 // installConstantWithGetter is used when some C++ code needs to be executed |
133 // when the constant is accessed, e.g. to handle deprecation or measuring | 141 // when the constant is accessed, e.g. to handle deprecation or measuring |
134 // usage. The property appears the same to scripts, but is slower to access. | 142 // usage. The property appears the same to scripts, but is slower to access. |
135 static void installConstants(v8::Isolate*, v8::Local<v8::FunctionTemplate> f
unctionDescriptor, v8::Local<v8::ObjectTemplate> prototypeTemplate, const Consta
ntConfiguration*, size_t constantCount); | 143 static void installConstants(v8::Isolate*, v8::Local<v8::FunctionTemplate> f
unctionDescriptor, v8::Local<v8::ObjectTemplate> prototypeTemplate, const Consta
ntConfiguration*, size_t constantCount); |
136 | 144 |
137 static void installConstant(v8::Isolate*, v8::Local<v8::FunctionTemplate> fu
nctionDescriptor, v8::Local<v8::ObjectTemplate> prototypeTemplate, const Constan
tConfiguration&); | 145 static void installConstant(v8::Isolate*, v8::Local<v8::FunctionTemplate> fu
nctionDescriptor, v8::Local<v8::ObjectTemplate> prototypeTemplate, const Constan
tConfiguration&); |
138 | 146 |
139 static void installConstantWithGetter(v8::Isolate*, v8::Local<v8::FunctionTe
mplate> functionDescriptor, v8::Local<v8::ObjectTemplate> prototypeTemplate, con
st char* name, v8::AccessorNameGetterCallback); | 147 static void installConstantWithGetter(v8::Isolate*, v8::Local<v8::FunctionTe
mplate> functionDescriptor, v8::Local<v8::ObjectTemplate> prototypeTemplate, con
st char* name, v8::AccessorNameGetterCallback); |
140 | 148 |
141 // MethodConfiguration translates into calls to Set() for setting up an | 149 // MethodConfiguration translates into calls to Set() for setting up an |
142 // object's callbacks. It sets the method on both the FunctionTemplate or | 150 // object's callbacks. It sets the method on both the FunctionTemplate or |
143 // the ObjectTemplate. | 151 // the ObjectTemplate. |
144 struct MethodConfiguration { | 152 struct MethodConfiguration { |
| 153 WTF_MAKE_NONCOPYABLE(MethodConfiguration); |
| 154 DISALLOW_ALLOCATION(); |
145 v8::Local<v8::Name> methodName(v8::Isolate* isolate) const { return v8At
omicString(isolate, name); } | 155 v8::Local<v8::Name> methodName(v8::Isolate* isolate) const { return v8At
omicString(isolate, name); } |
146 v8::FunctionCallback callbackForWorld(const DOMWrapperWorld& world) cons
t | 156 v8::FunctionCallback callbackForWorld(const DOMWrapperWorld& world) cons
t |
147 { | 157 { |
148 return world.isMainWorld() && callbackForMainWorld ? callbackForMain
World : callback; | 158 return world.isMainWorld() && callbackForMainWorld ? callbackForMain
World : callback; |
149 } | 159 } |
150 | 160 |
151 const char* const name; | 161 const char* const name; |
152 v8::FunctionCallback callback; | 162 v8::FunctionCallback callback; |
153 v8::FunctionCallback callbackForMainWorld; | 163 v8::FunctionCallback callbackForMainWorld; |
154 int length; | 164 int length; |
155 ExposeConfiguration exposeConfiguration; | 165 ExposeConfiguration exposeConfiguration; |
156 }; | 166 }; |
157 | 167 |
158 struct SymbolKeyedMethodConfiguration { | 168 struct SymbolKeyedMethodConfiguration { |
| 169 WTF_MAKE_NONCOPYABLE(SymbolKeyedMethodConfiguration); |
| 170 DISALLOW_ALLOCATION(); |
159 v8::Local<v8::Name> methodName(v8::Isolate* isolate) const { return getS
ymbol(isolate); } | 171 v8::Local<v8::Name> methodName(v8::Isolate* isolate) const { return getS
ymbol(isolate); } |
160 v8::FunctionCallback callbackForWorld(const DOMWrapperWorld&) const | 172 v8::FunctionCallback callbackForWorld(const DOMWrapperWorld&) const |
161 { | 173 { |
162 return callback; | 174 return callback; |
163 } | 175 } |
164 | 176 |
165 v8::Local<v8::Symbol> (*getSymbol)(v8::Isolate*); | 177 v8::Local<v8::Symbol> (*getSymbol)(v8::Isolate*); |
166 v8::FunctionCallback callback; | 178 v8::FunctionCallback callback; |
167 // SymbolKeyedMethodConfiguration doesn't support per-world bindings. | 179 // SymbolKeyedMethodConfiguration doesn't support per-world bindings. |
168 int length; | 180 int length; |
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181 const AttributeConfiguration*, size_t attributeCount, | 193 const AttributeConfiguration*, size_t attributeCount, |
182 const AccessorConfiguration*, size_t accessorCount, | 194 const AccessorConfiguration*, size_t accessorCount, |
183 const MethodConfiguration*, size_t callbackCount); | 195 const MethodConfiguration*, size_t callbackCount); |
184 | 196 |
185 static v8::Local<v8::FunctionTemplate> domClassTemplate(v8::Isolate*, Wrappe
rTypeInfo*, void (*)(v8::Local<v8::FunctionTemplate>, v8::Isolate*)); | 197 static v8::Local<v8::FunctionTemplate> domClassTemplate(v8::Isolate*, Wrappe
rTypeInfo*, void (*)(v8::Local<v8::FunctionTemplate>, v8::Isolate*)); |
186 }; | 198 }; |
187 | 199 |
188 } // namespace blink | 200 } // namespace blink |
189 | 201 |
190 #endif // V8DOMConfiguration_h | 202 #endif // V8DOMConfiguration_h |
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