// 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 #ifndef FXJSE_INCLUDE_CFXJSE_VALUE_H_ #define FXJSE_INCLUDE_CFXJSE_VALUE_H_ #include "fxjse/scope_inline.h" class CFXJSE_Value { public: CFXJSE_Value(v8::Isolate* pIsolate) : m_pIsolate(pIsolate) {} FX_BOOL IsUndefined() const { if (m_hValue.IsEmpty()) { return FALSE; } CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return hValue->IsUndefined(); } FX_BOOL IsNull() const { if (m_hValue.IsEmpty()) { return FALSE; } CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return hValue->IsNull(); } FX_BOOL IsBoolean() const { if (m_hValue.IsEmpty()) { return FALSE; } CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return hValue->IsBoolean(); } FX_BOOL IsString() const { if (m_hValue.IsEmpty()) { return FALSE; } CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return hValue->IsString(); } FX_BOOL IsNumber() const { if (m_hValue.IsEmpty()) { return FALSE; } CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return hValue->IsNumber(); } FX_BOOL IsInteger() const { if (m_hValue.IsEmpty()) { return FALSE; } CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return hValue->IsInt32(); } FX_BOOL IsObject() const { if (m_hValue.IsEmpty()) { return FALSE; } CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return hValue->IsObject(); } FX_BOOL IsArray() const { if (m_hValue.IsEmpty()) { return FALSE; } CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return hValue->IsArray(); } FX_BOOL IsFunction() const { if (m_hValue.IsEmpty()) { return FALSE; } CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return hValue->IsFunction(); } FX_BOOL IsDate() const { if (m_hValue.IsEmpty()) { return FALSE; } CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return hValue->IsDate(); } FX_BOOL ToBoolean() const { ASSERT(!m_hValue.IsEmpty()); CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return static_cast<FX_BOOL>(hValue->BooleanValue()); } FX_FLOAT ToFloat() const { ASSERT(!m_hValue.IsEmpty()); CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return static_cast<FX_FLOAT>(hValue->NumberValue()); } double ToDouble() const { ASSERT(!m_hValue.IsEmpty()); CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return static_cast<double>(hValue->NumberValue()); } int32_t ToInteger() const { ASSERT(!m_hValue.IsEmpty()); CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); return static_cast<int32_t>(hValue->NumberValue()); } CFX_ByteString ToString() const { ASSERT(!m_hValue.IsEmpty()); CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); v8::Local<v8::String> hString = hValue->ToString(); v8::String::Utf8Value hStringVal(hString); return CFX_ByteString(*hStringVal); } CFX_WideString ToWideString() const { return CFX_WideString::FromUTF8(ToString().AsStringC()); } CFXJSE_HostObject* ToHostObject(CFXJSE_Class* lpClass) const; void SetUndefined() { CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Undefined(m_pIsolate); m_hValue.Reset(m_pIsolate, hValue); } void SetNull() { CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Null(m_pIsolate); m_hValue.Reset(m_pIsolate, hValue); } void SetBoolean(FX_BOOL bBoolean) { CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Boolean::New(m_pIsolate, bBoolean != FALSE); m_hValue.Reset(m_pIsolate, hValue); } void SetInteger(int32_t nInteger) { CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Integer::New(m_pIsolate, nInteger); m_hValue.Reset(m_pIsolate, hValue); } void SetDouble(double dDouble) { CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Number::New(m_pIsolate, dDouble); m_hValue.Reset(m_pIsolate, hValue); } void SetString(const CFX_ByteStringC& szString) { CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::String::NewFromUtf8( m_pIsolate, reinterpret_cast<const char*>(szString.raw_str()), v8::String::kNormalString, szString.GetLength()); m_hValue.Reset(m_pIsolate, hValue); } void SetFloat(FX_FLOAT fFloat); void SetJSObject() { CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); v8::Local<v8::Value> hValue = v8::Object::New(m_pIsolate); m_hValue.Reset(m_pIsolate, hValue); } void SetObject(CFXJSE_HostObject* lpObject, CFXJSE_Class* pClass); void SetHostObject(CFXJSE_HostObject* lpObject, CFXJSE_Class* lpClass); void SetArray(uint32_t uValueCount, CFXJSE_Value** rgValues); void SetDate(double dDouble); FX_BOOL GetObjectProperty(const CFX_ByteStringC& szPropName, CFXJSE_Value* lpPropValue); FX_BOOL SetObjectProperty(const CFX_ByteStringC& szPropName, CFXJSE_Value* lpPropValue); FX_BOOL GetObjectPropertyByIdx(uint32_t uPropIdx, CFXJSE_Value* lpPropValue); FX_BOOL SetObjectProperty(uint32_t uPropIdx, CFXJSE_Value* lpPropValue); FX_BOOL DeleteObjectProperty(const CFX_ByteStringC& szPropName); FX_BOOL HasObjectOwnProperty(const CFX_ByteStringC& szPropName, FX_BOOL bUseTypeGetter); FX_BOOL SetObjectOwnProperty(const CFX_ByteStringC& szPropName, CFXJSE_Value* lpPropValue); FX_BOOL SetFunctionBind(CFXJSE_Value* lpOldFunction, CFXJSE_Value* lpNewThis); FX_BOOL Call(CFXJSE_Value* lpReceiver, CFXJSE_Value* lpRetValue, uint32_t nArgCount, CFXJSE_Value** lpArgs); v8::Isolate* GetIsolate() const { return m_pIsolate; } const v8::Global<v8::Value>& DirectGetValue() const { return m_hValue; } void ForceSetValue(v8::Local<v8::Value> hValue) { m_hValue.Reset(m_pIsolate, hValue); } void Assign(const CFXJSE_Value* lpValue) { ASSERT(lpValue); if (lpValue) { m_hValue.Reset(m_pIsolate, lpValue->m_hValue); } else { m_hValue.Reset(); } } private: friend class CFXJSE_Class; friend class CFXJSE_Context; CFXJSE_Value(); CFXJSE_Value(const CFXJSE_Value&); CFXJSE_Value& operator=(const CFXJSE_Value&); v8::Isolate* m_pIsolate; v8::Global<v8::Value> m_hValue; }; #endif // FXJSE_INCLUDE_CFXJSE_VALUE_H_