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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 // FXJS_V8 is a layer that makes it easier to define native objects in V8, but | 7 // FXJS_V8 is a layer that makes it easier to define native objects in V8, but |
8 // has no knowledge of PDF-specific native objects. It could in theory be used | 8 // has no knowledge of PDF-specific native objects. It could in theory be used |
9 // to implement other sets of native objects. | 9 // to implement other sets of native objects. |
10 | 10 |
11 // PDFium code should include this file rather than including V8 headers | 11 // PDFium code should include this file rather than including V8 headers |
12 // directly. | 12 // directly. |
13 | 13 |
14 #ifndef FXJS_INCLUDE_FXJS_V8_H_ | 14 #ifndef FXJS_INCLUDE_FXJS_V8_H_ |
15 #define FXJS_INCLUDE_FXJS_V8_H_ | 15 #define FXJS_INCLUDE_FXJS_V8_H_ |
16 | 16 |
17 #include <v8-util.h> | 17 #include <v8-util.h> |
18 #include <v8.h> | 18 #include <v8.h> |
19 | 19 |
20 #include <map> | 20 #include <map> |
| 21 #include <memory> |
21 #include <vector> | 22 #include <vector> |
22 | 23 |
23 #include "core/fxcrt/include/fx_string.h" | 24 #include "core/fxcrt/include/fx_string.h" |
| 25 #ifdef PDF_ENABLE_XFA |
| 26 // Header for CFXJSE_RuntimeData. FXJS_V8 doesn't interpret this class, |
| 27 // it is just passed along to XFA. |
| 28 #include "fxjs/cfxjse_runtimedata.h" |
| 29 #endif // PDF_ENABLE_XFA |
24 | 30 |
25 class CFXJS_Engine; | 31 class CFXJS_Engine; |
26 class CFXJS_ObjDefinition; | 32 class CFXJS_ObjDefinition; |
27 | 33 |
28 // FXJS_V8 places no restrictions on this class; it merely passes it | 34 // FXJS_V8 places no restrictions on this class; it merely passes it |
29 // on to caller-provided methods. | 35 // on to caller-provided methods. |
30 class IJS_Context; // A description of the event that caused JS execution. | 36 class IJS_Context; // A description of the event that caused JS execution. |
31 | 37 |
32 #ifdef PDF_ENABLE_XFA | |
33 // FXJS_V8 places no interpreation on this calass; it merely passes it | |
34 // along to XFA. | |
35 class CFXJSE_RuntimeData; | |
36 #endif // PDF_ENABLE_XFA | |
37 | |
38 enum FXJSOBJTYPE { | 38 enum FXJSOBJTYPE { |
39 FXJSOBJTYPE_DYNAMIC = 0, // Created by native method and returned to JS. | 39 FXJSOBJTYPE_DYNAMIC = 0, // Created by native method and returned to JS. |
40 FXJSOBJTYPE_STATIC, // Created by init and hung off of global object. | 40 FXJSOBJTYPE_STATIC, // Created by init and hung off of global object. |
41 FXJSOBJTYPE_GLOBAL, // The global object itself (may only appear once). | 41 FXJSOBJTYPE_GLOBAL, // The global object itself (may only appear once). |
42 }; | 42 }; |
43 | 43 |
44 struct FXJSErr { | 44 struct FXJSErr { |
45 const wchar_t* message; | 45 const wchar_t* message; |
46 const wchar_t* srcline; | 46 const wchar_t* srcline; |
47 unsigned linnum; | 47 unsigned linnum; |
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104 if (!m_pDynamicObjsMap) | 104 if (!m_pDynamicObjsMap) |
105 m_pDynamicObjsMap = new V8TemplateMap(pIsolate); | 105 m_pDynamicObjsMap = new V8TemplateMap(pIsolate); |
106 } | 106 } |
107 void ReleaseDynamicObjsMap() { | 107 void ReleaseDynamicObjsMap() { |
108 delete m_pDynamicObjsMap; | 108 delete m_pDynamicObjsMap; |
109 m_pDynamicObjsMap = nullptr; | 109 m_pDynamicObjsMap = nullptr; |
110 } | 110 } |
111 | 111 |
112 std::vector<CFXJS_ObjDefinition*> m_ObjectDefnArray; | 112 std::vector<CFXJS_ObjDefinition*> m_ObjectDefnArray; |
113 #ifdef PDF_ENABLE_XFA | 113 #ifdef PDF_ENABLE_XFA |
114 CFXJSE_RuntimeData* m_pFXJSERuntimeData; | 114 std::unique_ptr<CFXJSE_RuntimeData> m_pFXJSERuntimeData; |
115 #endif // PDF_ENABLE_XFA | 115 #endif // PDF_ENABLE_XFA |
116 V8TemplateMap* m_pDynamicObjsMap; | 116 V8TemplateMap* m_pDynamicObjsMap; |
117 | 117 |
118 protected: | 118 protected: |
119 FXJS_PerIsolateData(); | 119 FXJS_PerIsolateData(); |
120 }; | 120 }; |
121 | 121 |
122 class FXJS_ArrayBufferAllocator : public v8::ArrayBuffer::Allocator { | 122 class FXJS_ArrayBufferAllocator : public v8::ArrayBuffer::Allocator { |
123 void* Allocate(size_t length) override; | 123 void* Allocate(size_t length) override; |
124 void* AllocateUninitialized(size_t length) override; | 124 void* AllocateUninitialized(size_t length) override; |
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259 void Error(const CFX_WideString& message); | 259 void Error(const CFX_WideString& message); |
260 | 260 |
261 private: | 261 private: |
262 v8::Isolate* m_isolate; | 262 v8::Isolate* m_isolate; |
263 v8::Global<v8::Context> m_V8PersistentContext; | 263 v8::Global<v8::Context> m_V8PersistentContext; |
264 std::vector<v8::Global<v8::Object>*> m_StaticObjects; | 264 std::vector<v8::Global<v8::Object>*> m_StaticObjects; |
265 std::map<CFX_WideString, v8::Global<v8::Array>> m_ConstArrays; | 265 std::map<CFX_WideString, v8::Global<v8::Array>> m_ConstArrays; |
266 }; | 266 }; |
267 | 267 |
268 #endif // FXJS_INCLUDE_FXJS_V8_H_ | 268 #endif // FXJS_INCLUDE_FXJS_V8_H_ |
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