diff options
Diffstat (limited to 'fxjse/class.cpp')
-rw-r--r-- | fxjse/class.cpp | 291 |
1 files changed, 0 insertions, 291 deletions
diff --git a/fxjse/class.cpp b/fxjse/class.cpp deleted file mode 100644 index a4ed0916bd..0000000000 --- a/fxjse/class.cpp +++ /dev/null @@ -1,291 +0,0 @@ -// 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 "fxjse/include/cfxjse_class.h" - -#include "fxjse/context.h" -#include "fxjse/include/cfxjse_arguments.h" -#include "fxjse/include/cfxjse_value.h" -#include "fxjse/scope_inline.h" - -static void FXJSE_V8ConstructorCallback_Wrapper( - const v8::FunctionCallbackInfo<v8::Value>& info); -static void FXJSE_V8FunctionCallback_Wrapper( - const v8::FunctionCallbackInfo<v8::Value>& info); -static void FXJSE_V8GetterCallback_Wrapper( - v8::Local<v8::String> property, - const v8::PropertyCallbackInfo<v8::Value>& info); -static void FXJSE_V8SetterCallback_Wrapper( - v8::Local<v8::String> property, - v8::Local<v8::Value> value, - const v8::PropertyCallbackInfo<void>& info); - -static void FXJSE_V8FunctionCallback_Wrapper( - const v8::FunctionCallbackInfo<v8::Value>& info) { - const FXJSE_FUNCTION_DESCRIPTOR* lpFunctionInfo = - static_cast<FXJSE_FUNCTION_DESCRIPTOR*>( - info.Data().As<v8::External>()->Value()); - if (!lpFunctionInfo) { - return; - } - CFX_ByteStringC szFunctionName(lpFunctionInfo->name); - std::unique_ptr<CFXJSE_Value> lpThisValue( - new CFXJSE_Value(info.GetIsolate())); - lpThisValue->ForceSetValue(info.This()); - std::unique_ptr<CFXJSE_Value> lpRetValue(new CFXJSE_Value(info.GetIsolate())); - CFXJSE_Arguments impl(&info, lpRetValue.get()); - lpFunctionInfo->callbackProc(lpThisValue.get(), szFunctionName, impl); - if (!lpRetValue->DirectGetValue().IsEmpty()) { - info.GetReturnValue().Set(lpRetValue->DirectGetValue()); - } -} - -static void FXJSE_V8ClassGlobalConstructorCallback_Wrapper( - const v8::FunctionCallbackInfo<v8::Value>& info) { - const FXJSE_CLASS_DESCRIPTOR* lpClassDefinition = - static_cast<FXJSE_CLASS_DESCRIPTOR*>( - info.Data().As<v8::External>()->Value()); - if (!lpClassDefinition) { - return; - } - CFX_ByteStringC szFunctionName(lpClassDefinition->name); - std::unique_ptr<CFXJSE_Value> lpThisValue( - new CFXJSE_Value(info.GetIsolate())); - lpThisValue->ForceSetValue(info.This()); - std::unique_ptr<CFXJSE_Value> lpRetValue(new CFXJSE_Value(info.GetIsolate())); - CFXJSE_Arguments impl(&info, lpRetValue.get()); - lpClassDefinition->constructor(lpThisValue.get(), szFunctionName, impl); - if (!lpRetValue->DirectGetValue().IsEmpty()) { - info.GetReturnValue().Set(lpRetValue->DirectGetValue()); - } -} - -static void FXJSE_V8GetterCallback_Wrapper( - v8::Local<v8::String> property, - const v8::PropertyCallbackInfo<v8::Value>& info) { - const FXJSE_PROPERTY_DESCRIPTOR* lpPropertyInfo = - static_cast<FXJSE_PROPERTY_DESCRIPTOR*>( - info.Data().As<v8::External>()->Value()); - if (!lpPropertyInfo) { - return; - } - CFX_ByteStringC szPropertyName(lpPropertyInfo->name); - std::unique_ptr<CFXJSE_Value> lpThisValue( - new CFXJSE_Value(info.GetIsolate())); - std::unique_ptr<CFXJSE_Value> lpPropValue( - new CFXJSE_Value(info.GetIsolate())); - lpThisValue->ForceSetValue(info.This()); - lpPropertyInfo->getProc(lpThisValue.get(), szPropertyName, lpPropValue.get()); - info.GetReturnValue().Set(lpPropValue->DirectGetValue()); -} - -static void FXJSE_V8SetterCallback_Wrapper( - v8::Local<v8::String> property, - v8::Local<v8::Value> value, - const v8::PropertyCallbackInfo<void>& info) { - const FXJSE_PROPERTY_DESCRIPTOR* lpPropertyInfo = - static_cast<FXJSE_PROPERTY_DESCRIPTOR*>( - info.Data().As<v8::External>()->Value()); - if (!lpPropertyInfo) { - return; - } - CFX_ByteStringC szPropertyName(lpPropertyInfo->name); - std::unique_ptr<CFXJSE_Value> lpThisValue( - new CFXJSE_Value(info.GetIsolate())); - std::unique_ptr<CFXJSE_Value> lpPropValue( - new CFXJSE_Value(info.GetIsolate())); - lpThisValue->ForceSetValue(info.This()); - lpPropValue->ForceSetValue(value); - lpPropertyInfo->setProc(lpThisValue.get(), szPropertyName, lpPropValue.get()); -} - -static void FXJSE_V8ConstructorCallback_Wrapper( - const v8::FunctionCallbackInfo<v8::Value>& info) { - if (!info.IsConstructCall()) { - return; - } - const FXJSE_CLASS_DESCRIPTOR* lpClassDefinition = - static_cast<FXJSE_CLASS_DESCRIPTOR*>( - info.Data().As<v8::External>()->Value()); - if (!lpClassDefinition) { - return; - } - ASSERT(info.This()->InternalFieldCount()); - info.This()->SetAlignedPointerInInternalField(0, NULL); -} - -v8::Isolate* CFXJSE_Arguments::GetRuntime() const { - return m_pRetValue->GetIsolate(); -} - -int32_t CFXJSE_Arguments::GetLength() const { - return m_pInfo->Length(); -} - -std::unique_ptr<CFXJSE_Value> CFXJSE_Arguments::GetValue(int32_t index) const { - std::unique_ptr<CFXJSE_Value> lpArgValue( - new CFXJSE_Value(v8::Isolate::GetCurrent())); - lpArgValue->ForceSetValue((*m_pInfo)[index]); - return lpArgValue; -} - -FX_BOOL CFXJSE_Arguments::GetBoolean(int32_t index) const { - return (*m_pInfo)[index]->BooleanValue(); -} - -int32_t CFXJSE_Arguments::GetInt32(int32_t index) const { - return static_cast<int32_t>((*m_pInfo)[index]->NumberValue()); -} - -FX_FLOAT CFXJSE_Arguments::GetFloat(int32_t index) const { - return static_cast<FX_FLOAT>((*m_pInfo)[index]->NumberValue()); -} - -CFX_ByteString CFXJSE_Arguments::GetUTF8String(int32_t index) const { - v8::Local<v8::String> hString = (*m_pInfo)[index]->ToString(); - v8::String::Utf8Value szStringVal(hString); - return CFX_ByteString(*szStringVal); -} - -CFXJSE_HostObject* CFXJSE_Arguments::GetObject(int32_t index, - CFXJSE_Class* pClass) const { - v8::Local<v8::Value> hValue = (*m_pInfo)[index]; - ASSERT(!hValue.IsEmpty()); - if (!hValue->IsObject()) - return nullptr; - return FXJSE_RetrieveObjectBinding(hValue.As<v8::Object>(), pClass); -} - -CFXJSE_Value* CFXJSE_Arguments::GetReturnValue() { - return m_pRetValue; -} - -static void FXJSE_Context_GlobalObjToString( - const v8::FunctionCallbackInfo<v8::Value>& info) { - const FXJSE_CLASS_DESCRIPTOR* lpClass = static_cast<FXJSE_CLASS_DESCRIPTOR*>( - info.Data().As<v8::External>()->Value()); - if (!lpClass) { - return; - } - if (info.This() == info.Holder() && lpClass->name) { - CFX_ByteString szStringVal; - szStringVal.Format("[object %s]", lpClass->name); - info.GetReturnValue().Set(v8::String::NewFromUtf8( - info.GetIsolate(), szStringVal.c_str(), v8::String::kNormalString, - szStringVal.GetLength())); - } else { - v8::Local<v8::String> local_str = - info.This() - ->ObjectProtoToString(info.GetIsolate()->GetCurrentContext()) - .FromMaybe(v8::Local<v8::String>()); - info.GetReturnValue().Set(local_str); - } -} - -CFXJSE_Class* CFXJSE_Class::Create( - CFXJSE_Context* lpContext, - const FXJSE_CLASS_DESCRIPTOR* lpClassDefinition, - FX_BOOL bIsJSGlobal) { - if (!lpContext || !lpClassDefinition) { - return NULL; - } - CFXJSE_Class* pClass = - GetClassFromContext(lpContext, lpClassDefinition->name); - if (pClass) { - return pClass; - } - v8::Isolate* pIsolate = lpContext->m_pIsolate; - pClass = new CFXJSE_Class(lpContext); - pClass->m_szClassName = lpClassDefinition->name; - pClass->m_lpClassDefinition = lpClassDefinition; - CFXJSE_ScopeUtil_IsolateHandleRootContext scope(pIsolate); - v8::Local<v8::FunctionTemplate> hFunctionTemplate = v8::FunctionTemplate::New( - pIsolate, bIsJSGlobal ? 0 : FXJSE_V8ConstructorCallback_Wrapper, - v8::External::New( - pIsolate, const_cast<FXJSE_CLASS_DESCRIPTOR*>(lpClassDefinition))); - hFunctionTemplate->SetClassName( - v8::String::NewFromUtf8(pIsolate, lpClassDefinition->name)); - hFunctionTemplate->InstanceTemplate()->SetInternalFieldCount(1); - v8::Local<v8::ObjectTemplate> hObjectTemplate = - hFunctionTemplate->InstanceTemplate(); - SetUpNamedPropHandler(pIsolate, hObjectTemplate, lpClassDefinition); - - if (lpClassDefinition->propNum) { - for (int32_t i = 0; i < lpClassDefinition->propNum; i++) { - hObjectTemplate->SetNativeDataProperty( - v8::String::NewFromUtf8(pIsolate, - lpClassDefinition->properties[i].name), - lpClassDefinition->properties[i].getProc - ? FXJSE_V8GetterCallback_Wrapper - : NULL, - lpClassDefinition->properties[i].setProc - ? FXJSE_V8SetterCallback_Wrapper - : NULL, - v8::External::New(pIsolate, const_cast<FXJSE_PROPERTY_DESCRIPTOR*>( - lpClassDefinition->properties + i)), - static_cast<v8::PropertyAttribute>(v8::DontDelete)); - } - } - if (lpClassDefinition->methNum) { - for (int32_t i = 0; i < lpClassDefinition->methNum; i++) { - v8::Local<v8::FunctionTemplate> fun = v8::FunctionTemplate::New( - pIsolate, FXJSE_V8FunctionCallback_Wrapper, - v8::External::New(pIsolate, const_cast<FXJSE_FUNCTION_DESCRIPTOR*>( - lpClassDefinition->methods + i))); - fun->RemovePrototype(); - hObjectTemplate->Set( - v8::String::NewFromUtf8(pIsolate, lpClassDefinition->methods[i].name), - fun, - static_cast<v8::PropertyAttribute>(v8::ReadOnly | v8::DontDelete)); - } - } - if (lpClassDefinition->constructor) { - if (bIsJSGlobal) { - hObjectTemplate->Set( - v8::String::NewFromUtf8(pIsolate, lpClassDefinition->name), - v8::FunctionTemplate::New( - pIsolate, FXJSE_V8ClassGlobalConstructorCallback_Wrapper, - v8::External::New(pIsolate, const_cast<FXJSE_CLASS_DESCRIPTOR*>( - lpClassDefinition))), - static_cast<v8::PropertyAttribute>(v8::ReadOnly | v8::DontDelete)); - } else { - v8::Local<v8::Context> hLocalContext = - v8::Local<v8::Context>::New(pIsolate, lpContext->m_hContext); - FXJSE_GetGlobalObjectFromContext(hLocalContext) - ->Set(v8::String::NewFromUtf8(pIsolate, lpClassDefinition->name), - v8::Function::New( - pIsolate, FXJSE_V8ClassGlobalConstructorCallback_Wrapper, - v8::External::New(pIsolate, - const_cast<FXJSE_CLASS_DESCRIPTOR*>( - lpClassDefinition)))); - } - } - if (bIsJSGlobal) { - v8::Local<v8::FunctionTemplate> fun = v8::FunctionTemplate::New( - pIsolate, FXJSE_Context_GlobalObjToString, - v8::External::New( - pIsolate, const_cast<FXJSE_CLASS_DESCRIPTOR*>(lpClassDefinition))); - fun->RemovePrototype(); - hObjectTemplate->Set(v8::String::NewFromUtf8(pIsolate, "toString"), fun); - } - pClass->m_hTemplate.Reset(lpContext->m_pIsolate, hFunctionTemplate); - lpContext->m_rgClasses.push_back(std::unique_ptr<CFXJSE_Class>(pClass)); - return pClass; -} - -CFXJSE_Class::CFXJSE_Class(CFXJSE_Context* lpContext) - : m_lpClassDefinition(nullptr), m_pContext(lpContext) {} - -CFXJSE_Class::~CFXJSE_Class() {} - -CFXJSE_Class* CFXJSE_Class::GetClassFromContext(CFXJSE_Context* pContext, - const CFX_ByteStringC& szName) { - for (const auto& pClass : pContext->m_rgClasses) { - if (pClass->m_szClassName == szName) - return pClass.get(); - } - return nullptr; -} |