diff options
Diffstat (limited to 'fpdfsdk/src/javascript/JS_Runtime.cpp')
| -rw-r--r-- | fpdfsdk/src/javascript/JS_Runtime.cpp | 470 |
1 files changed, 470 insertions, 0 deletions
diff --git a/fpdfsdk/src/javascript/JS_Runtime.cpp b/fpdfsdk/src/javascript/JS_Runtime.cpp new file mode 100644 index 0000000000..dc95d530f9 --- /dev/null +++ b/fpdfsdk/src/javascript/JS_Runtime.cpp @@ -0,0 +1,470 @@ +// 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"
+
+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;
+ }
+}
+
+/* ------------------------------ CJS_Runtime ------------------------------ */
+
+CJS_Runtime::CJS_Runtime(CPDFDoc_Environment * pApp) :
+ m_pApp(pApp),
+ m_pDocument(NULL),
+ m_pFieldEventPath(NULL),
+ m_bBlocking(FALSE),
+ m_bRegistered(FALSE)
+{
+ m_isolate = v8::Isolate::New();
+ //m_isolate->Enter();
+
+ InitJSObjects();
+
+ CJS_Context * pContext = (CJS_Context*)NewContext();
+ JS_InitialRuntime(*this, this, pContext, m_context);
+ ReleaseContext(pContext);
+}
+
+CJS_Runtime::~CJS_Runtime()
+{
+ for (int i=0, sz=m_ContextArray.GetSize(); i<sz; 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();
+}
+
+FX_BOOL CJS_Runtime::InitJSObjects()
+{
+ v8::Isolate::Scope isolate_scope(GetIsolate());
+ 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);
+ 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((FX_LPCWSTR)L"_", (FX_LPCWSTR)L".");
+ return sRet;
+}
+
+void CJS_Runtime::GetObjectNames(CFX_WideStringArray& array)
+{
+ array.RemoveAll();
+
+ array.Add(CJS_Border::m_pClassName);
+ array.Add(CJS_Display::m_pClassName);
+ array.Add(CJS_Font::m_pClassName);
+ array.Add(CJS_Highlight::m_pClassName);
+ array.Add(CJS_Position::m_pClassName);
+ array.Add(CJS_ScaleHow::m_pClassName);
+ array.Add(CJS_ScaleWhen::m_pClassName);
+ array.Add(CJS_Style::m_pClassName);
+ array.Add(CJS_Zoomtype::m_pClassName);
+
+ array.Add(CJS_App::m_pClassName);
+ array.Add((FX_LPCWSTR)"this");
+ array.Add(CJS_Event::m_pClassName);
+
+ array.Add(CJS_Global::m_pClassName);
+ array.Add(CJS_Util::m_pClassName);
+}
+
+void CJS_Runtime::GetObjectConsts(const CFX_WideString& sObjName, CFX_WideStringArray& array)
+{
+ JSConstSpec* pConsts = NULL;
+ int nSize = 0;
+
+ if (sObjName == CJS_Border::m_pClassName)
+ CJS_Border::GetConsts(pConsts, nSize);
+ else if (sObjName == CJS_Display::m_pClassName)
+ CJS_Display::GetConsts(pConsts, nSize);
+ else if (sObjName == CJS_Font::m_pClassName)
+ CJS_Font::GetConsts(pConsts, nSize);
+ else if (sObjName == CJS_Highlight::m_pClassName)
+ CJS_Highlight::GetConsts(pConsts, nSize);
+ else if (sObjName == CJS_Position::m_pClassName)
+ CJS_Position::GetConsts(pConsts, nSize);
+ else if (sObjName == CJS_ScaleHow::m_pClassName)
+ CJS_ScaleHow::GetConsts(pConsts, nSize);
+ else if (sObjName == CJS_ScaleWhen::m_pClassName)
+ CJS_ScaleWhen::GetConsts(pConsts, nSize);
+ else if (sObjName == CJS_Style::m_pClassName)
+ CJS_Style::GetConsts(pConsts, nSize);
+ else if (sObjName == CJS_Zoomtype::m_pClassName)
+ CJS_Zoomtype::GetConsts(pConsts, nSize);
+
+ else if (sObjName == CJS_App::m_pClassName)
+ CJS_App::GetConsts(pConsts, nSize);
+ else if (sObjName == CJS_Color::m_pClassName)
+ CJS_Color::GetConsts(pConsts, nSize);
+
+ else if (sObjName == L"this")
+ {
+ if (GetReaderDocument())
+ CJS_Document::GetConsts(pConsts, nSize);
+ else
+ CJS_App::GetConsts(pConsts, nSize);
+ }
+
+ if (sObjName == CJS_Event::m_pClassName)
+ CJS_Event::GetConsts(pConsts, nSize);
+ else if (sObjName == CJS_Field::m_pClassName)
+ CJS_Field::GetConsts(pConsts, nSize);
+ else if (sObjName == CJS_Global::m_pClassName)
+ CJS_Global::GetConsts(pConsts, nSize);
+ else if (sObjName == CJS_Util::m_pClassName)
+ CJS_Util::GetConsts(pConsts, nSize);
+
+ for (int i=0; i<nSize; i++)
+ array.Add(pConsts[i].pName);
+}
+
+void CJS_Runtime::GetObjectProps(const CFX_WideString& sObjName, CFX_WideStringArray& array)
+{
+ JSPropertySpec* pProperties = NULL;
+ int nSize = 0;
+
+ if (sObjName == CJS_App::m_pClassName)
+ CJS_App::GetProperties(pProperties, nSize);
+ else if (sObjName == CJS_Color::m_pClassName)
+ CJS_Color::GetProperties(pProperties, nSize);
+ else if (sObjName == L"this")
+ {
+ if (GetReaderDocument())
+ CJS_Document::GetProperties(pProperties, nSize);
+ else
+ CJS_App::GetProperties(pProperties, nSize);
+ }
+ else if (sObjName == CJS_Event::m_pClassName)
+ CJS_Event::GetProperties(pProperties, nSize);
+ else if (sObjName == CJS_Field::m_pClassName)
+ CJS_Field::GetProperties(pProperties, nSize);
+ else if (sObjName == CJS_Global::m_pClassName)
+ CJS_Global::GetProperties(pProperties, nSize);
+ else if (sObjName == CJS_Util::m_pClassName)
+ CJS_Util::GetProperties(pProperties, nSize);
+
+ for (int i=0; i<nSize; i++)
+ array.Add(pProperties[i].pName);
+}
+
+void CJS_Runtime::GetObjectMethods(const CFX_WideString& sObjName, CFX_WideStringArray& array)
+{
+ JSMethodSpec* pMethods = NULL;
+ int nSize = 0;
+
+ if (sObjName == CJS_App::m_pClassName)
+ CJS_App::GetMethods(pMethods, nSize);
+ else if (sObjName == CJS_Color::m_pClassName)
+ CJS_Color::GetMethods(pMethods, nSize);
+ else if (sObjName == L"this")
+ {
+ if (GetReaderDocument())
+ CJS_Document::GetMethods(pMethods, nSize);
+ else
+ CJS_App::GetMethods(pMethods, nSize);
+ }
+ else if (sObjName == CJS_Event::m_pClassName)
+ CJS_Event::GetMethods(pMethods, nSize);
+ else if (sObjName == CJS_Field::m_pClassName)
+ CJS_Field::GetMethods(pMethods, nSize);
+ else if (sObjName == CJS_Global::m_pClassName)
+ CJS_Global::GetMethods(pMethods, nSize);
+ else if (sObjName == CJS_Util::m_pClassName)
+ CJS_Util::GetMethods(pMethods, nSize);
+
+ for (int i=0; i<nSize; i++)
+ array.Add(pMethods[i].pName);
+}
+
+FX_BOOL CJS_Runtime::IsEntered()
+{
+ return v8::Isolate::GetCurrent() == m_isolate;
+}
+void CJS_Runtime::Exit()
+{
+ if(m_isolate) m_isolate->Exit();
+}
+void CJS_Runtime::Enter()
+{
+ if(m_isolate) m_isolate->Enter();
+}
\ No newline at end of file |