Merge to XFA: Fix V8 array buffer allocator.
[pdfium.git] / fpdfsdk / src / javascript / JS_Runtime.cpp
index dc95d53..2ad5667 100644 (file)
-// Copyright 2014 PDFium Authors. All rights reserved.\r
-// Use of this source code is governed by a BSD-style license that can be\r
-// found in the LICENSE file.\r
\r
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com\r
-\r
-#include "../../include/javascript/JavaScript.h"\r
-#include "../../include/javascript/IJavaScript.h"\r
-#include "../../include/javascript/JS_EventHandler.h"\r
-#include "../../include/javascript/JS_Runtime.h"\r
-#include "../../include/javascript/JS_Context.h"\r
-#include "../../include/javascript/JS_Define.h"\r
-#include "../../include/javascript/JS_Object.h"\r
-#include "../../include/javascript/JS_Value.h"\r
-#include "../../include/javascript/Document.h"\r
-#include "../../include/javascript/app.h"\r
-#include "../../include/javascript/color.h"\r
-#include "../../include/javascript/Consts.h"\r
-#include "../../include/javascript/Document.h"\r
-#include "../../include/javascript/event.h"\r
-#include "../../include/javascript/Field.h"\r
-#include "../../include/javascript/Icon.h"\r
-#include "../../include/javascript/PublicMethods.h"\r
-#include "../../include/javascript/report.h"\r
-#include "../../include/javascript/util.h"\r
-#include "../../include/javascript/JS_GlobalData.h"\r
-#include "../../include/javascript/global.h"\r
-#include "../../include/javascript/console.h"\r
-\r
-CJS_RuntimeFactory::~CJS_RuntimeFactory()\r
-{\r
-}\r
-\r
-IFXJS_Runtime*                                 CJS_RuntimeFactory::NewJSRuntime(CPDFDoc_Environment* pApp)\r
-{\r
-       if (!m_bInit)\r
-       {\r
-               JS_Initial();\r
-               \r
-               m_bInit = TRUE;\r
-       }\r
-       return new CJS_Runtime(pApp);\r
-}\r
-void                                                   CJS_RuntimeFactory::AddRef()\r
-{\r
-       //to do.Should be implemented as atom manipulation.\r
-       m_nRef++;\r
-}\r
-void                                                   CJS_RuntimeFactory::Release()\r
-{      \r
-       if(m_bInit)\r
-       {\r
-               //to do.Should be implemented as atom manipulation.\r
-               if (--m_nRef == 0)\r
-               {\r
-                       JS_Release();\r
-                       ReleaseGlobalData();\r
-                       m_bInit = FALSE;\r
-               }\r
-       }\r
-}\r
-\r
-void                                                   CJS_RuntimeFactory::DeleteJSRuntime(IFXJS_Runtime* pRuntime)\r
-{\r
-       if(pRuntime)\r
-               delete (CJS_Runtime*)pRuntime;\r
-}\r
-\r
-CJS_GlobalData*        CJS_RuntimeFactory::NewGlobalData(CPDFDoc_Environment* pApp)\r
-{\r
-       if (m_pGlobalData)\r
-       {\r
-               m_nGlobalDataCount++;\r
-               return m_pGlobalData;\r
-       }\r
-       else\r
-       {\r
-               m_nGlobalDataCount = 1;\r
-               m_pGlobalData = new CJS_GlobalData(pApp);\r
-               return m_pGlobalData;\r
-       }\r
-}\r
-\r
-void CJS_RuntimeFactory::ReleaseGlobalData()\r
-{\r
-       m_nGlobalDataCount--;\r
-       \r
-       if (m_nGlobalDataCount <= 0)\r
-       {\r
-               delete m_pGlobalData;\r
-               m_pGlobalData = NULL;\r
-       }\r
-}\r
-\r
-/* ------------------------------ CJS_Runtime ------------------------------ */\r
-\r
-CJS_Runtime::CJS_Runtime(CPDFDoc_Environment * pApp) : \r
-       m_pApp(pApp),\r
-       m_pDocument(NULL),\r
-       m_pFieldEventPath(NULL),\r
-       m_bBlocking(FALSE),\r
-       m_bRegistered(FALSE)\r
-{\r
-       m_isolate = v8::Isolate::New();\r
-       //m_isolate->Enter();\r
-\r
-       InitJSObjects();\r
-\r
-       CJS_Context * pContext = (CJS_Context*)NewContext();\r
-       JS_InitialRuntime(*this, this, pContext, m_context);\r
-       ReleaseContext(pContext);\r
-}\r
-\r
-CJS_Runtime::~CJS_Runtime()\r
-{\r
-       for (int i=0, sz=m_ContextArray.GetSize(); i<sz; i++)\r
-               delete m_ContextArray.GetAt(i);\r
-\r
-       m_ContextArray.RemoveAll();\r
-\r
-       JS_ReleaseRuntime(*this, m_context);\r
-\r
-       RemoveEventsInLoop(m_pFieldEventPath);\r
-\r
-       m_pApp = NULL;\r
-       m_pDocument = NULL;\r
-       m_pFieldEventPath = NULL;\r
-       m_context.Reset();\r
-\r
-       //m_isolate->Exit();\r
-       m_isolate->Dispose();\r
-}\r
-\r
-FX_BOOL CJS_Runtime::InitJSObjects()\r
-{\r
-       v8::Isolate::Scope isolate_scope(GetIsolate());\r
-       HandleScope handle_scope(GetIsolate());\r
-       v8::Handle<v8::Context> context = v8::Context::New(GetIsolate());\r
-       v8::Context::Scope context_scope(context);\r
-       //0 - 8\r
-       if (CJS_Border::Init(*this, JS_STATIC) < 0) return FALSE;\r
-       if (CJS_Display::Init(*this, JS_STATIC) < 0) return FALSE;\r
-       if (CJS_Font::Init(*this, JS_STATIC) < 0) return FALSE;\r
-       if (CJS_Highlight::Init(*this, JS_STATIC) < 0) return FALSE;\r
-       if (CJS_Position::Init(*this, JS_STATIC) < 0) return FALSE;\r
-       if (CJS_ScaleHow::Init(*this, JS_STATIC) < 0) return FALSE;\r
-       if (CJS_ScaleWhen::Init(*this, JS_STATIC) < 0) return FALSE;\r
-       if (CJS_Style::Init(*this, JS_STATIC) < 0) return FALSE;        \r
-       if (CJS_Zoomtype::Init(*this, JS_STATIC) < 0) return FALSE;     \r
-\r
-       //9 - 11\r
-       if (CJS_App::Init(*this, JS_STATIC) < 0) return FALSE;\r
-       if (CJS_Color::Init(*this, JS_STATIC) < 0) return FALSE;   \r
-       if (CJS_Console::Init(*this, JS_STATIC) < 0) return FALSE;\r
-\r
-       //12 - 14\r
-       if (CJS_Document::Init(*this, JS_DYNAMIC) < 0) return FALSE;  \r
-       if (CJS_Event::Init(*this, JS_STATIC) < 0) return FALSE;                \r
-       if (CJS_Field::Init(*this, JS_DYNAMIC) < 0) return FALSE;    \r
-\r
-       //15 - 17\r
-       if (CJS_Global::Init(*this, JS_STATIC) < 0) return FALSE;               \r
-       if (CJS_Icon::Init(*this, JS_DYNAMIC) < 0) return FALSE;\r
-       if (CJS_Util::Init(*this, JS_STATIC) < 0) return FALSE;\r
-\r
-       if (CJS_PublicMethods::Init(*this) < 0) return FALSE;\r
-       if (CJS_GlobalConsts::Init(*this) < 0) return FALSE;\r
-       if (CJS_GlobalArrays::Init(*this) < 0) return FALSE;\r
-\r
-       if (CJS_TimerObj::Init(*this, JS_DYNAMIC) < 0) return FALSE;\r
-       if (CJS_PrintParamsObj::Init(*this, JS_DYNAMIC) <0) return FALSE;\r
-\r
-       return TRUE;\r
-}\r
-\r
-IFXJS_Context* CJS_Runtime::NewContext()\r
-{\r
-       CJS_Context * p = new CJS_Context(this);\r
-       m_ContextArray.Add(p);\r
-       return p;\r
-}\r
-\r
-void CJS_Runtime::ReleaseContext(IFXJS_Context * pContext)\r
-{\r
-       CJS_Context* pJSContext = (CJS_Context*)pContext;\r
-\r
-       for (int i=0, sz=m_ContextArray.GetSize(); i<sz; i++)\r
-       {\r
-               if (pJSContext == m_ContextArray.GetAt(i))\r
-               {\r
-                       delete pJSContext;\r
-                       m_ContextArray.RemoveAt(i);\r
-                       break;\r
-               }\r
-       }\r
-}\r
-\r
-IFXJS_Context* CJS_Runtime::GetCurrentContext()\r
-{\r
-       if(!m_ContextArray.GetSize())\r
-               return NULL;\r
-       return m_ContextArray.GetAt(m_ContextArray.GetSize()-1);\r
-}\r
-\r
-void CJS_Runtime::SetReaderDocument(CPDFSDK_Document* pReaderDoc)\r
-{\r
-       if (m_pDocument != pReaderDoc)\r
-       {\r
-               v8::Isolate::Scope isolate_scope(m_isolate);\r
-               HandleScope handle_scope(m_isolate);\r
-               v8::Local<v8::Context> context =v8::Local<v8::Context>::New(m_isolate, m_context);\r
-               v8::Context::Scope context_scope(context);\r
-\r
-               m_pDocument = pReaderDoc;\r
-\r
-               if (pReaderDoc)\r
-               {\r
-                       JSObject pThis = JS_GetThisObj(*this);\r
-                       if(!pThis.IsEmpty())\r
-                       {\r
-                               if (JS_GetObjDefnID(pThis) == JS_GetObjDefnID(*this, L"Document"))\r
-                               {\r
-                                       if (CJS_Document* pJSDocument = (CJS_Document*)JS_GetPrivate(pThis))\r
-                                       {\r
-                                               if (Document * pDocument = (Document*)pJSDocument->GetEmbedObject())\r
-                                                       pDocument->AttachDoc(pReaderDoc);\r
-                                       }\r
-                               }\r
-                       }\r
-                       JS_SetThisObj(*this, JS_GetObjDefnID(*this, L"Document"));\r
-               }\r
-               else\r
-               {\r
-                       JS_SetThisObj(*this, JS_GetObjDefnID(*this, L"app"));\r
-               }\r
-       }\r
-}\r
-\r
-FX_BOOL        CJS_Runtime::AddEventToLoop(const CFX_WideString& sTargetName, JS_EVENT_T eEventType)\r
-{\r
-       if (m_pFieldEventPath == NULL)\r
-       {\r
-               m_pFieldEventPath = new CJS_FieldEvent;\r
-               m_pFieldEventPath->sTargetName = sTargetName;\r
-               m_pFieldEventPath->eEventType = eEventType;\r
-               m_pFieldEventPath->pNext = NULL;\r
-\r
-               return TRUE;\r
-       }\r
-\r
-       //to search\r
-       CJS_FieldEvent* p = m_pFieldEventPath;\r
-       CJS_FieldEvent* pLast = m_pFieldEventPath;\r
-       while (p)\r
-       {\r
-               if (p->eEventType == eEventType && p->sTargetName == sTargetName)\r
-                       return FALSE;\r
-\r
-               pLast = p;\r
-               p = p->pNext;\r
-       }\r
-\r
-       //to add\r
-       CJS_FieldEvent* pNew = new CJS_FieldEvent;\r
-       pNew->sTargetName = sTargetName;\r
-       pNew->eEventType = eEventType;\r
-       pNew->pNext = NULL;\r
-\r
-       pLast->pNext = pNew;\r
-\r
-       return TRUE;\r
-}\r
-\r
-void CJS_Runtime::RemoveEventInLoop(const CFX_WideString& sTargetName, JS_EVENT_T eEventType)\r
-{\r
-       FX_BOOL bFind = FALSE;\r
-\r
-       CJS_FieldEvent* p = m_pFieldEventPath;\r
-       CJS_FieldEvent* pLast = NULL;\r
-       while (p)\r
-       {\r
-               if (p->eEventType == eEventType && p->sTargetName == sTargetName)\r
-               {\r
-                       bFind = TRUE;\r
-                       break;\r
-               }\r
-\r
-               pLast = p;\r
-               p = p->pNext;\r
-       }\r
-\r
-       if (bFind)\r
-       {\r
-               RemoveEventsInLoop(p);\r
-\r
-               if (p == m_pFieldEventPath)\r
-                       m_pFieldEventPath = NULL;\r
-\r
-               if (pLast)\r
-                       pLast->pNext = NULL;\r
-       }\r
-}\r
-\r
-void CJS_Runtime::RemoveEventsInLoop(CJS_FieldEvent* pStart)\r
-{\r
-       CJS_FieldEvent* p = pStart;\r
-\r
-       while (p)\r
-       {\r
-               CJS_FieldEvent* pOld = p;\r
-               p = pOld->pNext;\r
-\r
-               delete pOld;\r
-       }\r
-}\r
-\r
-v8::Handle<v8::Context>        CJS_Runtime::NewJSContext()\r
-{\r
-       return v8::Local<v8::Context>::New(m_isolate, m_context);\r
-}\r
-\r
-CFX_WideString ChangeObjName(const CFX_WideString& str)\r
-{\r
-       CFX_WideString sRet = str;\r
-       sRet.Replace((FX_LPCWSTR)L"_", (FX_LPCWSTR)L".");\r
-       return sRet;\r
-}\r
-\r
-void CJS_Runtime::GetObjectNames(CFX_WideStringArray& array)\r
-{\r
-       array.RemoveAll();\r
-\r
-       array.Add(CJS_Border::m_pClassName);\r
-       array.Add(CJS_Display::m_pClassName);\r
-       array.Add(CJS_Font::m_pClassName);\r
-       array.Add(CJS_Highlight::m_pClassName);\r
-       array.Add(CJS_Position::m_pClassName);\r
-       array.Add(CJS_ScaleHow::m_pClassName);\r
-       array.Add(CJS_ScaleWhen::m_pClassName);\r
-       array.Add(CJS_Style::m_pClassName);\r
-       array.Add(CJS_Zoomtype::m_pClassName);\r
-\r
-       array.Add(CJS_App::m_pClassName);\r
-       array.Add((FX_LPCWSTR)"this"); \r
-       array.Add(CJS_Event::m_pClassName);     \r
-\r
-       array.Add(CJS_Global::m_pClassName);    \r
-       array.Add(CJS_Util::m_pClassName);\r
-}\r
-\r
-void CJS_Runtime::GetObjectConsts(const CFX_WideString& sObjName, CFX_WideStringArray& array)\r
-{\r
-       JSConstSpec* pConsts = NULL;\r
-       int nSize = 0;\r
-\r
-       if (sObjName == CJS_Border::m_pClassName)\r
-               CJS_Border::GetConsts(pConsts, nSize);\r
-       else if (sObjName == CJS_Display::m_pClassName)\r
-               CJS_Display::GetConsts(pConsts, nSize);\r
-       else if (sObjName == CJS_Font::m_pClassName)\r
-               CJS_Font::GetConsts(pConsts, nSize);\r
-       else if (sObjName == CJS_Highlight::m_pClassName)\r
-               CJS_Highlight::GetConsts(pConsts, nSize);\r
-       else if (sObjName == CJS_Position::m_pClassName)\r
-               CJS_Position::GetConsts(pConsts, nSize);\r
-       else if (sObjName == CJS_ScaleHow::m_pClassName)\r
-               CJS_ScaleHow::GetConsts(pConsts, nSize);\r
-       else if (sObjName == CJS_ScaleWhen::m_pClassName)\r
-               CJS_ScaleWhen::GetConsts(pConsts, nSize);\r
-       else if (sObjName == CJS_Style::m_pClassName)\r
-               CJS_Style::GetConsts(pConsts, nSize);\r
-       else if (sObjName == CJS_Zoomtype::m_pClassName)\r
-               CJS_Zoomtype::GetConsts(pConsts, nSize);\r
-\r
-       else if (sObjName == CJS_App::m_pClassName)\r
-               CJS_App::GetConsts(pConsts, nSize);\r
-       else if (sObjName == CJS_Color::m_pClassName)\r
-               CJS_Color::GetConsts(pConsts, nSize);   \r
-\r
-       else if (sObjName == L"this") \r
-       {\r
-               if (GetReaderDocument())\r
-                       CJS_Document::GetConsts(pConsts, nSize);\r
-               else \r
-                       CJS_App::GetConsts(pConsts, nSize);\r
-       }\r
-\r
-       if (sObjName == CJS_Event::m_pClassName)\r
-               CJS_Event::GetConsts(pConsts, nSize);   \r
-       else if (sObjName == CJS_Field::m_pClassName)\r
-               CJS_Field::GetConsts(pConsts, nSize);   \r
-       else if (sObjName == CJS_Global::m_pClassName)\r
-               CJS_Global::GetConsts(pConsts, nSize);  \r
-       else if (sObjName == CJS_Util::m_pClassName)\r
-               CJS_Util::GetConsts(pConsts, nSize);\r
-\r
-       for (int i=0; i<nSize; i++)\r
-               array.Add(pConsts[i].pName);\r
-}\r
-\r
-void CJS_Runtime::GetObjectProps(const CFX_WideString& sObjName, CFX_WideStringArray& array)\r
-{\r
-       JSPropertySpec* pProperties = NULL;\r
-       int nSize = 0;\r
-\r
-       if (sObjName == CJS_App::m_pClassName)\r
-               CJS_App::GetProperties(pProperties, nSize);\r
-       else if (sObjName == CJS_Color::m_pClassName)\r
-               CJS_Color::GetProperties(pProperties, nSize); \r
-       else if (sObjName == L"this")\r
-       {\r
-               if (GetReaderDocument())\r
-                       CJS_Document::GetProperties(pProperties, nSize);\r
-               else    \r
-                       CJS_App::GetProperties(pProperties, nSize);\r
-       }\r
-       else if (sObjName == CJS_Event::m_pClassName)\r
-               CJS_Event::GetProperties(pProperties, nSize);   \r
-       else if (sObjName == CJS_Field::m_pClassName)\r
-               CJS_Field::GetProperties(pProperties, nSize);   \r
-       else if (sObjName == CJS_Global::m_pClassName)\r
-               CJS_Global::GetProperties(pProperties, nSize);  \r
-       else if (sObjName == CJS_Util::m_pClassName)\r
-               CJS_Util::GetProperties(pProperties, nSize);\r
-\r
-       for (int i=0; i<nSize; i++)\r
-               array.Add(pProperties[i].pName);\r
-}\r
-\r
-void CJS_Runtime::GetObjectMethods(const CFX_WideString& sObjName, CFX_WideStringArray& array)\r
-{\r
-       JSMethodSpec* pMethods = NULL;\r
-       int nSize = 0;\r
-\r
-        if (sObjName == CJS_App::m_pClassName)\r
-               CJS_App::GetMethods(pMethods, nSize);\r
-       else if (sObjName == CJS_Color::m_pClassName)\r
-               CJS_Color::GetMethods(pMethods, nSize); \r
-       else if (sObjName == L"this") \r
-       {\r
-               if (GetReaderDocument())\r
-                       CJS_Document::GetMethods(pMethods, nSize);\r
-               else    \r
-                       CJS_App::GetMethods(pMethods, nSize);\r
-       }\r
-       else if (sObjName == CJS_Event::m_pClassName)\r
-               CJS_Event::GetMethods(pMethods, nSize); \r
-       else if (sObjName == CJS_Field::m_pClassName)\r
-               CJS_Field::GetMethods(pMethods, nSize); \r
-       else if (sObjName == CJS_Global::m_pClassName)\r
-               CJS_Global::GetMethods(pMethods, nSize);        \r
-       else if (sObjName == CJS_Util::m_pClassName)\r
-               CJS_Util::GetMethods(pMethods, nSize);\r
-\r
-       for (int i=0; i<nSize; i++)\r
-               array.Add(pMethods[i].pName);\r
-}\r
-\r
-FX_BOOL  CJS_Runtime::IsEntered()\r
-{\r
-       return v8::Isolate::GetCurrent() == m_isolate;\r
-}\r
-void   CJS_Runtime::Exit()\r
-{\r
-       if(m_isolate) m_isolate->Exit();\r
-}\r
-void   CJS_Runtime::Enter()\r
-{\r
-       if(m_isolate) m_isolate->Enter();\r
-}
\ No newline at end of file
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "../../include/javascript/JavaScript.h"
+#include "../../include/javascript/IJavaScript.h"
+#include "../../include/javascript/JS_EventHandler.h"
+#include "../../include/javascript/JS_Runtime.h"
+#include "../../include/javascript/JS_Context.h"
+#include "../../include/javascript/JS_Define.h"
+#include "../../include/javascript/JS_Object.h"
+#include "../../include/javascript/JS_Value.h"
+#include "../../include/javascript/Document.h"
+#include "../../include/javascript/app.h"
+#include "../../include/javascript/color.h"
+#include "../../include/javascript/Consts.h"
+#include "../../include/javascript/Document.h"
+#include "../../include/javascript/event.h"
+#include "../../include/javascript/Field.h"
+#include "../../include/javascript/Icon.h"
+#include "../../include/javascript/PublicMethods.h"
+#include "../../include/javascript/report.h"
+#include "../../include/javascript/util.h"
+#include "../../include/javascript/JS_GlobalData.h"
+#include "../../include/javascript/global.h"
+#include "../../include/javascript/console.h"
+#include "../../include/fpdfxfa/fpdfxfa_app.h"
+#include "../../../xfa/src/fxjse/src/value.h"
+
+CJS_RuntimeFactory::~CJS_RuntimeFactory()
+{
+}
+
+IFXJS_Runtime*                                 CJS_RuntimeFactory::NewJSRuntime(CPDFDoc_Environment* pApp)
+{
+       if (!m_bInit)
+       {
+               JS_Initial();
+               m_bInit = TRUE;
+       }
+       return new CJS_Runtime(pApp);
+}
+void                                                   CJS_RuntimeFactory::AddRef()
+{
+       //to do.Should be implemented as atom manipulation.
+       m_nRef++;
+}
+void                                                   CJS_RuntimeFactory::Release()
+{      
+       if(m_bInit)
+       {
+               //to do.Should be implemented as atom manipulation.
+               if (--m_nRef == 0)
+               {
+                       JS_Release();
+                       ReleaseGlobalData();
+                       m_bInit = FALSE;
+               }
+       }
+}
+
+void                                                   CJS_RuntimeFactory::DeleteJSRuntime(IFXJS_Runtime* pRuntime)
+{
+       if(pRuntime)
+               delete (CJS_Runtime*)pRuntime;
+}
+
+CJS_GlobalData*        CJS_RuntimeFactory::NewGlobalData(CPDFDoc_Environment* pApp)
+{
+       if (m_pGlobalData)
+       {
+               m_nGlobalDataCount++;
+               return m_pGlobalData;
+       }
+       else
+       {
+               m_nGlobalDataCount = 1;
+               m_pGlobalData = new CJS_GlobalData(pApp);
+               return m_pGlobalData;
+       }
+}
+
+void CJS_RuntimeFactory::ReleaseGlobalData()
+{
+       m_nGlobalDataCount--;
+       
+       if (m_nGlobalDataCount <= 0)
+       {
+               delete m_pGlobalData;
+               m_pGlobalData = NULL;
+       }
+}
+
+void* CJS_ArrayBufferAllocator::Allocate(size_t length) {
+    return calloc(1, length);
+}
+
+void* CJS_ArrayBufferAllocator::AllocateUninitialized(size_t length) {
+    return malloc(length);
+}
+
+void CJS_ArrayBufferAllocator::Free(void* data, size_t length) {
+    free(data);
+}
+
+/* ------------------------------ CJS_Runtime ------------------------------ */
+extern v8::Persistent<v8::ObjectTemplate>& _getGlobalObjectTemplate(IJS_Runtime* pJSRuntime);
+CJS_Runtime::CJS_Runtime(CPDFDoc_Environment* pApp) :
+       m_pApp(pApp),
+       m_pDocument(NULL),
+       m_bBlocking(FALSE),
+       m_bRegistered(FALSE),
+       m_pFieldEventPath(NULL)
+{
+       if (FPDFXFA_GetApp()->GetJSERuntime()) {
+               m_isolate = (v8::Isolate*)FPDFXFA_GetApp()->GetJSERuntime();
+       } else {
+               m_pArrayBufferAllocator.reset(new CJS_ArrayBufferAllocator());
+               v8::Isolate::CreateParams params;
+               params.array_buffer_allocator = m_pArrayBufferAllocator.get();
+               m_isolate = v8::Isolate::New(params);
+       }
+
+       v8::Isolate* isolate = m_isolate;
+       v8::Isolate::Scope isolate_scope(isolate);
+       v8::Locker locker(isolate);
+       v8::HandleScope handle_scope(isolate);
+       if (FPDFXFA_GetApp()->InitRuntime(FALSE)) {
+               CJS_Context * pContext = (CJS_Context*)NewContext();
+               JS_InitialRuntime(*this, this, pContext, m_context);
+               ReleaseContext(pContext);
+               return;
+       }
+
+       InitJSObjects();
+
+       CJS_Context * pContext = (CJS_Context*)NewContext();
+       JS_InitialRuntime(*this, this, pContext, m_context);
+       ReleaseContext(pContext);
+}
+
+CJS_Runtime::~CJS_Runtime()
+{
+       int size = m_ContextArray.GetSize();
+       for (int i=0;i < size; i++)
+               delete m_ContextArray.GetAt(i);
+
+       m_ContextArray.RemoveAll();
+
+       //JS_ReleaseRuntime(*this, m_context);
+
+       RemoveEventsInLoop(m_pFieldEventPath);
+
+       m_pApp = NULL;
+       m_pDocument = NULL;
+       m_pFieldEventPath = NULL;
+       m_context.Reset();
+
+       //m_isolate->Exit();
+       //m_isolate->Dispose();
+       m_isolate = NULL;
+}
+
+FX_BOOL CJS_Runtime::InitJSObjects()
+{
+       v8::Isolate::Scope isolate_scope(GetIsolate());
+       v8::Locker locker(GetIsolate());
+       v8::HandleScope handle_scope(GetIsolate());
+       v8::Handle<v8::Context> context = v8::Context::New(GetIsolate());
+       v8::Context::Scope context_scope(context);
+       //0 - 8
+       if (CJS_Border::Init(*this, JS_STATIC) < 0) return FALSE;
+       if (CJS_Display::Init(*this, JS_STATIC) < 0) return FALSE;
+       if (CJS_Font::Init(*this, JS_STATIC) < 0) return FALSE;
+       if (CJS_Highlight::Init(*this, JS_STATIC) < 0) return FALSE;
+       if (CJS_Position::Init(*this, JS_STATIC) < 0) return FALSE;
+       if (CJS_ScaleHow::Init(*this, JS_STATIC) < 0) return FALSE;
+       if (CJS_ScaleWhen::Init(*this, JS_STATIC) < 0) return FALSE;
+       if (CJS_Style::Init(*this, JS_STATIC) < 0) return FALSE;        
+       if (CJS_Zoomtype::Init(*this, JS_STATIC) < 0) return FALSE;     
+
+       //9 - 11
+       if (CJS_App::Init(*this, JS_STATIC) < 0) return FALSE;
+       if (CJS_Color::Init(*this, JS_STATIC) < 0) return FALSE;   
+       if (CJS_Console::Init(*this, JS_STATIC) < 0) return FALSE;
+
+       //12 - 14
+       if (CJS_Document::Init(*this, JS_DYNAMIC) < 0) return FALSE;  
+       if (CJS_Event::Init(*this, JS_STATIC) < 0) return FALSE;                
+       if (CJS_Field::Init(*this, JS_DYNAMIC) < 0) return FALSE;    
+
+       //15 - 17
+       if (CJS_Global::Init(*this, JS_STATIC) < 0) return FALSE;               
+       if (CJS_Icon::Init(*this, JS_DYNAMIC) < 0) return FALSE;
+       if (CJS_Util::Init(*this, JS_STATIC) < 0) return FALSE;
+
+       if (CJS_PublicMethods::Init(*this) < 0) return FALSE;
+       if (CJS_GlobalConsts::Init(*this) < 0) return FALSE;
+       if (CJS_GlobalArrays::Init(*this) < 0) return FALSE;
+
+       if (CJS_TimerObj::Init(*this, JS_DYNAMIC) < 0) return FALSE;
+       if (CJS_PrintParamsObj::Init(*this, JS_DYNAMIC) <0) return FALSE;
+
+       return TRUE;
+}
+
+IFXJS_Context* CJS_Runtime::NewContext()
+{
+       CJS_Context * p = new CJS_Context(this);
+       m_ContextArray.Add(p);
+       return p;
+}
+
+void CJS_Runtime::ReleaseContext(IFXJS_Context * pContext)
+{
+       CJS_Context* pJSContext = (CJS_Context*)pContext;
+
+       for (int i=0, sz=m_ContextArray.GetSize(); i<sz; i++)
+       {
+               if (pJSContext == m_ContextArray.GetAt(i))
+               {
+                       delete pJSContext;
+                       m_ContextArray.RemoveAt(i);
+                       break;
+               }
+       }
+}
+
+IFXJS_Context* CJS_Runtime::GetCurrentContext()
+{
+       if(!m_ContextArray.GetSize())
+               return NULL;
+       return m_ContextArray.GetAt(m_ContextArray.GetSize()-1);
+}
+
+void CJS_Runtime::SetReaderDocument(CPDFSDK_Document* pReaderDoc)
+{
+       if (m_pDocument != pReaderDoc)
+       {
+               v8::Isolate::Scope isolate_scope(m_isolate);
+               v8::Locker locker(m_isolate);
+               v8::HandleScope handle_scope(m_isolate);
+               v8::Local<v8::Context> context =v8::Local<v8::Context>::New(m_isolate, m_context);
+               v8::Context::Scope context_scope(context);
+
+               m_pDocument = pReaderDoc;
+
+               if (pReaderDoc)
+               {
+                       JSObject pThis = JS_GetThisObj(*this);
+                       if(!pThis.IsEmpty())
+                       {
+                               if (JS_GetObjDefnID(pThis) == JS_GetObjDefnID(*this, L"Document"))
+                               {
+                                       if (CJS_Document* pJSDocument = (CJS_Document*)JS_GetPrivate(pThis))
+                                       {
+                                               if (Document * pDocument = (Document*)pJSDocument->GetEmbedObject())
+                                                       pDocument->AttachDoc(pReaderDoc);
+                                       }
+                               }
+                       }
+                       JS_SetThisObj(*this, JS_GetObjDefnID(*this, L"Document"));
+               }
+               else
+               {
+                       JS_SetThisObj(*this, JS_GetObjDefnID(*this, L"app"));
+               }
+       }
+}
+
+FX_BOOL        CJS_Runtime::AddEventToLoop(const CFX_WideString& sTargetName, JS_EVENT_T eEventType)
+{
+       if (m_pFieldEventPath == NULL)
+       {
+               m_pFieldEventPath = new CJS_FieldEvent;
+               m_pFieldEventPath->sTargetName = sTargetName;
+               m_pFieldEventPath->eEventType = eEventType;
+               m_pFieldEventPath->pNext = NULL;
+
+               return TRUE;
+       }
+
+       //to search
+       CJS_FieldEvent* p = m_pFieldEventPath;
+       CJS_FieldEvent* pLast = m_pFieldEventPath;
+       while (p)
+       {
+               if (p->eEventType == eEventType && p->sTargetName == sTargetName)
+                       return FALSE;
+
+               pLast = p;
+               p = p->pNext;
+       }
+
+       //to add
+       CJS_FieldEvent* pNew = new CJS_FieldEvent;
+       pNew->sTargetName = sTargetName;
+       pNew->eEventType = eEventType;
+       pNew->pNext = NULL;
+
+       pLast->pNext = pNew;
+
+       return TRUE;
+}
+
+void CJS_Runtime::RemoveEventInLoop(const CFX_WideString& sTargetName, JS_EVENT_T eEventType)
+{
+       FX_BOOL bFind = FALSE;
+
+       CJS_FieldEvent* p = m_pFieldEventPath;
+       CJS_FieldEvent* pLast = NULL;
+       while (p)
+       {
+               if (p->eEventType == eEventType && p->sTargetName == sTargetName)
+               {
+                       bFind = TRUE;
+                       break;
+               }
+
+               pLast = p;
+               p = p->pNext;
+       }
+
+       if (bFind)
+       {
+               RemoveEventsInLoop(p);
+
+               if (p == m_pFieldEventPath)
+                       m_pFieldEventPath = NULL;
+
+               if (pLast)
+                       pLast->pNext = NULL;
+       }
+}
+
+void CJS_Runtime::RemoveEventsInLoop(CJS_FieldEvent* pStart)
+{
+       CJS_FieldEvent* p = pStart;
+
+       while (p)
+       {
+               CJS_FieldEvent* pOld = p;
+               p = pOld->pNext;
+
+               delete pOld;
+       }
+}
+
+v8::Handle<v8::Context>        CJS_Runtime::NewJSContext()
+{
+       return v8::Local<v8::Context>::New(m_isolate, m_context);
+}
+
+CFX_WideString ChangeObjName(const CFX_WideString& str)
+{
+       CFX_WideString sRet = str;
+       sRet.Replace(L"_", L".");
+       return sRet;
+}
+FX_BOOL        CJS_Runtime::GetHValueByName(FX_BSTR utf8Name, FXJSE_HVALUE hValue)
+{
+       FX_LPCSTR name = utf8Name.GetCStr();
+
+       v8::Locker lock(GetIsolate());
+    v8::Isolate::Scope isolate_scope(GetIsolate());
+    v8::HandleScope handle_scope(GetIsolate());
+    v8::Local<v8::Context> context =
+        v8::Local<v8::Context>::New(GetIsolate(), m_context);
+    v8::Context::Scope context_scope(context);
+
+
+       //v8::Local<v8::Context> tmpCotext = v8::Local<v8::Context>::New(GetIsolate(), m_context);
+       v8::Local<v8::Value> propvalue = context->Global()->Get(v8::String::NewFromUtf8(GetIsolate(), name, v8::String::kNormalString, utf8Name.GetLength()));
+        
+       if (propvalue.IsEmpty()) {
+               FXJSE_Value_SetUndefined(hValue);
+               return FALSE;
+       }
+       ((CFXJSE_Value*)hValue)->ForceSetValue(propvalue);
+
+       return TRUE;
+}
+FX_BOOL        CJS_Runtime::SetHValueByName(FX_BSTR utf8Name, FXJSE_HVALUE hValue)
+{
+       if (utf8Name.IsEmpty() || hValue == NULL)
+               return FALSE;
+       FX_LPCSTR name = utf8Name.GetCStr();
+       v8::Isolate* pIsolate = GetIsolate();
+       v8::Locker lock(pIsolate);
+    v8::Isolate::Scope isolate_scope(pIsolate);
+    v8::HandleScope handle_scope(pIsolate);
+    v8::Local<v8::Context> context =
+        v8::Local<v8::Context>::New(pIsolate, m_context);
+    v8::Context::Scope context_scope(context);
+
+       //v8::Local<v8::Context> tmpCotext = v8::Local<v8::Context>::New(GetIsolate(), m_context);
+       v8::Local<v8::Value> propvalue = v8::Local<v8::Value>::New(GetIsolate(),((CFXJSE_Value*)hValue)->DirectGetValue());
+       context->Global()->Set(v8::String::NewFromUtf8(pIsolate, name, v8::String::kNormalString, utf8Name.GetLength()), propvalue);
+        
+       return TRUE;
+}