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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 // PDFium wrapper around V8 APIs. PDFium code should include this file rather | 7 // FXJS_V8 is a layer that makes it easier to define native objects in V8, but |
8 // than including V8 headers directly. | 8 // has no knowledge of PDF-specific native objects. It could in theory be used |
| 9 // to implement other sets of native objects. |
| 10 |
| 11 // PDFium code should include this file rather than including V8 headers |
| 12 // directly. |
9 | 13 |
10 #ifndef FPDFSDK_INCLUDE_JSAPI_FXJS_V8_H_ | 14 #ifndef FPDFSDK_INCLUDE_JSAPI_FXJS_V8_H_ |
11 #define FPDFSDK_INCLUDE_JSAPI_FXJS_V8_H_ | 15 #define FPDFSDK_INCLUDE_JSAPI_FXJS_V8_H_ |
12 | 16 |
13 #include <v8.h> | 17 #include <v8.h> |
14 #include "../../../core/include/fxcrt/fx_basic.h" | 18 #include "../../../core/include/fxcrt/fx_basic.h" |
15 | 19 |
16 // FXJS_V8 places no interpretation on these two classes; it merely | 20 // FXJS_V8 places no interpretation on these two classes; it merely |
17 // passes them on to the caller-provided FXJS_CONSTRUCTORs. | 21 // passes them on to the caller-provided FXJS_CONSTRUCTORs. |
18 class IFXJS_Context; | 22 class IJS_Context; |
19 class IFXJS_Runtime; | 23 class IJS_Runtime; |
20 | 24 |
21 enum FXJSOBJTYPE { | 25 enum FXJSOBJTYPE { |
22 FXJSOBJTYPE_DYNAMIC = 0, // Created by native method and returned to JS. | 26 FXJSOBJTYPE_DYNAMIC = 0, // Created by native method and returned to JS. |
23 FXJSOBJTYPE_STATIC, // Created by init and hung off of global object. | 27 FXJSOBJTYPE_STATIC, // Created by init and hung off of global object. |
24 FXJSOBJTYPE_GLOBAL, // The global object itself (may only appear once). | 28 FXJSOBJTYPE_GLOBAL, // The global object itself (may only appear once). |
25 }; | 29 }; |
26 | 30 |
27 struct FXJSErr { | 31 struct FXJSErr { |
28 const wchar_t* message; | 32 const wchar_t* message; |
29 const wchar_t* srcline; | 33 const wchar_t* srcline; |
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50 extern const wchar_t kFXJSValueNameNull[]; | 54 extern const wchar_t kFXJSValueNameNull[]; |
51 extern const wchar_t kFXJSValueNameUndefined[]; | 55 extern const wchar_t kFXJSValueNameUndefined[]; |
52 | 56 |
53 | 57 |
54 class FXJS_ArrayBufferAllocator : public v8::ArrayBuffer::Allocator { | 58 class FXJS_ArrayBufferAllocator : public v8::ArrayBuffer::Allocator { |
55 void* Allocate(size_t length) override; | 59 void* Allocate(size_t length) override; |
56 void* AllocateUninitialized(size_t length) override; | 60 void* AllocateUninitialized(size_t length) override; |
57 void Free(void* data, size_t length) override; | 61 void Free(void* data, size_t length) override; |
58 }; | 62 }; |
59 | 63 |
60 using FXJS_CONSTRUCTOR = void (*)(IFXJS_Context* cc, v8::Local<v8::Object> obj); | 64 using FXJS_CONSTRUCTOR = void (*)(IJS_Context* cc, v8::Local<v8::Object> obj); |
61 using FXJS_DESTRUCTOR = void (*)(v8::Local<v8::Object> obj); | 65 using FXJS_DESTRUCTOR = void (*)(v8::Local<v8::Object> obj); |
62 | 66 |
63 // Call before making FXJS_PrepareIsolate call. | 67 // Call before making FXJS_PrepareIsolate call. |
64 void FXJS_Initialize(unsigned int embedderDataSlot, v8::Isolate* pIsolate); | 68 void FXJS_Initialize(unsigned int embedderDataSlot, v8::Isolate* pIsolate); |
65 void FXJS_Release(); | 69 void FXJS_Release(); |
66 | 70 |
67 // Gets the global isolate set by FXJS_Initialize(), or makes a new one each | 71 // Gets the global isolate set by FXJS_Initialize(), or makes a new one each |
68 // time if there is no such isolate. Returns true if a new isolate had to be | 72 // time if there is no such isolate. Returns true if a new isolate had to be |
69 // created. | 73 // created. |
70 bool FXJS_GetIsolate(v8::Isolate** pResultIsolate); | 74 bool FXJS_GetIsolate(v8::Isolate** pResultIsolate); |
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108 v8::Local<v8::Value> pDefault); | 112 v8::Local<v8::Value> pDefault); |
109 void FXJS_DefineGlobalMethod(v8::Isolate* pIsolate, | 113 void FXJS_DefineGlobalMethod(v8::Isolate* pIsolate, |
110 const wchar_t* sMethodName, | 114 const wchar_t* sMethodName, |
111 v8::FunctionCallback pMethodCall); | 115 v8::FunctionCallback pMethodCall); |
112 void FXJS_DefineGlobalConst(v8::Isolate* pIsolate, | 116 void FXJS_DefineGlobalConst(v8::Isolate* pIsolate, |
113 const wchar_t* sConstName, | 117 const wchar_t* sConstName, |
114 v8::Local<v8::Value> pDefault); | 118 v8::Local<v8::Value> pDefault); |
115 | 119 |
116 // Called after FXJS_Define* calls made. | 120 // Called after FXJS_Define* calls made. |
117 void FXJS_InitializeRuntime(v8::Isolate* pIsolate, | 121 void FXJS_InitializeRuntime(v8::Isolate* pIsolate, |
118 IFXJS_Runtime* pFXRuntime, | 122 IJS_Runtime* pFXRuntime, |
119 IFXJS_Context* context, | 123 IJS_Context* context, |
120 v8::Global<v8::Context>& v8PersistentContext); | 124 v8::Global<v8::Context>& v8PersistentContext); |
121 void FXJS_ReleaseRuntime(v8::Isolate* pIsolate, | 125 void FXJS_ReleaseRuntime(v8::Isolate* pIsolate, |
122 v8::Global<v8::Context>& v8PersistentContext); | 126 v8::Global<v8::Context>& v8PersistentContext); |
123 IFXJS_Runtime* FXJS_GetRuntimeFromIsolate(v8::Isolate* pIsolate); | 127 IJS_Runtime* FXJS_GetRuntimeFromIsolate(v8::Isolate* pIsolate); |
124 | 128 |
125 // Called after FXJS_InitializeRuntime call made. | 129 // Called after FXJS_InitializeRuntime call made. |
126 int FXJS_Execute(v8::Isolate* pIsolate, | 130 int FXJS_Execute(v8::Isolate* pIsolate, |
127 IFXJS_Context* pJSContext, | 131 IJS_Context* pJSContext, |
128 const wchar_t* script, | 132 const wchar_t* script, |
129 long length, | 133 long length, |
130 FXJSErr* perror); | 134 FXJSErr* perror); |
131 | 135 |
132 v8::Local<v8::Object> FXJS_NewFxDynamicObj(v8::Isolate* pIsolate, | 136 v8::Local<v8::Object> FXJS_NewFxDynamicObj(v8::Isolate* pIsolate, |
133 IFXJS_Context* pJSContext, | 137 IJS_Context* pJSContext, |
134 int nObjDefnID); | 138 int nObjDefnID); |
135 v8::Local<v8::Object> FXJS_GetThisObj(v8::Isolate* pIsolate); | 139 v8::Local<v8::Object> FXJS_GetThisObj(v8::Isolate* pIsolate); |
136 int FXJS_GetObjDefnID(v8::Local<v8::Object> pObj); | 140 int FXJS_GetObjDefnID(v8::Local<v8::Object> pObj); |
137 v8::Isolate* FXJS_GetRuntime(v8::Local<v8::Object> pObj); | 141 v8::Isolate* FXJS_GetRuntime(v8::Local<v8::Object> pObj); |
138 const wchar_t* FXJS_GetTypeof(v8::Local<v8::Value> pObj); | 142 const wchar_t* FXJS_GetTypeof(v8::Local<v8::Value> pObj); |
139 | 143 |
140 void FXJS_SetPrivate(v8::Isolate* pIsolate, | 144 void FXJS_SetPrivate(v8::Isolate* pIsolate, |
141 v8::Local<v8::Object> pObj, | 145 v8::Local<v8::Object> pObj, |
142 void* p); | 146 void* p); |
143 void* FXJS_GetPrivate(v8::Isolate* pIsolate, v8::Local<v8::Object> pObj); | 147 void* FXJS_GetPrivate(v8::Isolate* pIsolate, v8::Local<v8::Object> pObj); |
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211 double FXJS_ToNumber(v8::Isolate* pIsolate, v8::Local<v8::Value> pValue); | 215 double FXJS_ToNumber(v8::Isolate* pIsolate, v8::Local<v8::Value> pValue); |
212 v8::Local<v8::Object> FXJS_ToObject(v8::Isolate* pIsolate, | 216 v8::Local<v8::Object> FXJS_ToObject(v8::Isolate* pIsolate, |
213 v8::Local<v8::Value> pValue); | 217 v8::Local<v8::Value> pValue); |
214 CFX_WideString FXJS_ToString(v8::Isolate* pIsolate, | 218 CFX_WideString FXJS_ToString(v8::Isolate* pIsolate, |
215 v8::Local<v8::Value> pValue); | 219 v8::Local<v8::Value> pValue); |
216 v8::Local<v8::Array> FXJS_ToArray(v8::Isolate* pIsolate, | 220 v8::Local<v8::Array> FXJS_ToArray(v8::Isolate* pIsolate, |
217 v8::Local<v8::Value> pValue); | 221 v8::Local<v8::Value> pValue); |
218 void FXJS_ValueCopy(v8::Local<v8::Value>& pTo, v8::Local<v8::Value> pFrom); | 222 void FXJS_ValueCopy(v8::Local<v8::Value>& pTo, v8::Local<v8::Value> pFrom); |
219 | 223 |
220 #endif // FPDFSDK_INCLUDE_JSAPI_FXJS_V8_H_ | 224 #endif // FPDFSDK_INCLUDE_JSAPI_FXJS_V8_H_ |
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