1 // Copyright 2014 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #ifndef FXJSE_SCOPE_INLINE_H_ 8 #define FXJSE_SCOPE_INLINE_H_ 9 #include "runtime.h" 10 #include "context.h" 11 class CFXJSE_ScopeUtil_IsolateHandle { 12 protected: 13 v8::Isolate* m_isolate; 14 v8::Locker m_locker; 15 v8::Isolate::Scope m_iscope; 16 v8::HandleScope m_hscope; 17 18 public: CFXJSE_ScopeUtil_IsolateHandle(v8::Isolate * pIsolate)19 explicit CFXJSE_ScopeUtil_IsolateHandle(v8::Isolate* pIsolate) 20 : m_isolate(pIsolate), 21 m_locker(pIsolate), 22 m_iscope(pIsolate), 23 m_hscope(pIsolate) {} GetIsolate()24 v8::Isolate* GetIsolate() { return m_isolate; } 25 26 private: 27 CFXJSE_ScopeUtil_IsolateHandle(const CFXJSE_ScopeUtil_IsolateHandle&); 28 void operator=(const CFXJSE_ScopeUtil_IsolateHandle&); 29 void* operator new(size_t size); 30 void operator delete(void*, size_t); 31 }; 32 class CFXJSE_ScopeUtil_IsolateHandleRootContext { 33 CFXJSE_ScopeUtil_IsolateHandle m_parent; 34 v8::Context::Scope m_cscope; 35 36 public: CFXJSE_ScopeUtil_IsolateHandleRootContext(v8::Isolate * pIsolate)37 explicit CFXJSE_ScopeUtil_IsolateHandleRootContext(v8::Isolate* pIsolate) 38 : m_parent(pIsolate), 39 m_cscope(v8::Local<v8::Context>::New( 40 pIsolate, 41 CFXJSE_RuntimeData::Get(pIsolate)->m_hRootContext)) {} 42 43 private: 44 CFXJSE_ScopeUtil_IsolateHandleRootContext( 45 const CFXJSE_ScopeUtil_IsolateHandleRootContext&); 46 void operator=(const CFXJSE_ScopeUtil_IsolateHandleRootContext&); 47 void* operator new(size_t size); 48 void operator delete(void*, size_t); 49 }; 50 class CFXJSE_ScopeUtil_IsolateHandleContext { 51 CFXJSE_Context* m_context; 52 CFXJSE_ScopeUtil_IsolateHandle m_parent; 53 v8::Context::Scope m_cscope; 54 55 public: CFXJSE_ScopeUtil_IsolateHandleContext(CFXJSE_Context * pContext)56 explicit CFXJSE_ScopeUtil_IsolateHandleContext(CFXJSE_Context* pContext) 57 : m_context(pContext), 58 m_parent(pContext->m_pIsolate), 59 m_cscope(v8::Local<v8::Context>::New(pContext->m_pIsolate, 60 pContext->m_hContext)) {} GetIsolate()61 v8::Isolate* GetIsolate() { return m_context->m_pIsolate; } GetLocalContext()62 v8::Local<v8::Context> GetLocalContext() { 63 return v8::Local<v8::Context>::New(m_context->m_pIsolate, 64 m_context->m_hContext); 65 } 66 67 private: 68 CFXJSE_ScopeUtil_IsolateHandleContext( 69 const CFXJSE_ScopeUtil_IsolateHandleContext&); 70 void operator=(const CFXJSE_ScopeUtil_IsolateHandleContext&); 71 void* operator new(size_t size); 72 void operator delete(void*, size_t); 73 }; 74 class CFXJSE_ScopeUtil_IsolateHandleRootOrNormalContext { 75 CFXJSE_Context* m_context; 76 CFXJSE_ScopeUtil_IsolateHandle m_parent; 77 v8::Context::Scope m_cscope; 78 79 public: CFXJSE_ScopeUtil_IsolateHandleRootOrNormalContext(v8::Isolate * pIsolate,CFXJSE_Context * pContext)80 explicit CFXJSE_ScopeUtil_IsolateHandleRootOrNormalContext( 81 v8::Isolate* pIsolate, 82 CFXJSE_Context* pContext) 83 : m_context(pContext), 84 m_parent(pIsolate), 85 m_cscope(v8::Local<v8::Context>::New( 86 pIsolate, 87 pContext ? pContext->m_hContext 88 : CFXJSE_RuntimeData::Get(pIsolate)->m_hRootContext)) {} GetIsolate()89 v8::Isolate* GetIsolate() { return m_parent.GetIsolate(); } GetLocalContext()90 v8::Local<v8::Context> GetLocalContext() { 91 v8::Isolate* pIsolate = m_parent.GetIsolate(); 92 return v8::Local<v8::Context>::New( 93 pIsolate, m_context 94 ? m_context->m_hContext 95 : CFXJSE_RuntimeData::Get(pIsolate)->m_hRootContext); 96 } 97 98 private: 99 CFXJSE_ScopeUtil_IsolateHandleRootOrNormalContext( 100 const CFXJSE_ScopeUtil_IsolateHandleRootOrNormalContext&); 101 void operator=(const CFXJSE_ScopeUtil_IsolateHandleRootOrNormalContext&); 102 void* operator new(size_t size); 103 void operator delete(void*, size_t); 104 }; 105 #endif 106