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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_INCLUDE_CFXJSE_VALUE_H_ | |
8 #define FXJSE_INCLUDE_CFXJSE_VALUE_H_ | |
9 | |
10 #include "fxjse/scope_inline.h" | |
11 | |
12 class CFXJSE_Value { | |
13 public: | |
14 explicit CFXJSE_Value(v8::Isolate* pIsolate); | |
15 ~CFXJSE_Value(); | |
16 | |
17 FX_BOOL IsUndefined() const { | |
18 if (m_hValue.IsEmpty()) { | |
19 return FALSE; | |
20 } | |
21 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
22 v8::Local<v8::Value> hValue = | |
23 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
24 return hValue->IsUndefined(); | |
25 } | |
26 FX_BOOL IsNull() const { | |
27 if (m_hValue.IsEmpty()) { | |
28 return FALSE; | |
29 } | |
30 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
31 v8::Local<v8::Value> hValue = | |
32 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
33 return hValue->IsNull(); | |
34 } | |
35 FX_BOOL IsBoolean() const { | |
36 if (m_hValue.IsEmpty()) { | |
37 return FALSE; | |
38 } | |
39 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
40 v8::Local<v8::Value> hValue = | |
41 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
42 return hValue->IsBoolean(); | |
43 } | |
44 FX_BOOL IsString() const { | |
45 if (m_hValue.IsEmpty()) { | |
46 return FALSE; | |
47 } | |
48 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
49 v8::Local<v8::Value> hValue = | |
50 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
51 return hValue->IsString(); | |
52 } | |
53 FX_BOOL IsNumber() const { | |
54 if (m_hValue.IsEmpty()) { | |
55 return FALSE; | |
56 } | |
57 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
58 v8::Local<v8::Value> hValue = | |
59 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
60 return hValue->IsNumber(); | |
61 } | |
62 FX_BOOL IsInteger() const { | |
63 if (m_hValue.IsEmpty()) { | |
64 return FALSE; | |
65 } | |
66 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
67 v8::Local<v8::Value> hValue = | |
68 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
69 return hValue->IsInt32(); | |
70 } | |
71 FX_BOOL IsObject() const { | |
72 if (m_hValue.IsEmpty()) { | |
73 return FALSE; | |
74 } | |
75 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
76 v8::Local<v8::Value> hValue = | |
77 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
78 return hValue->IsObject(); | |
79 } | |
80 FX_BOOL IsArray() const { | |
81 if (m_hValue.IsEmpty()) { | |
82 return FALSE; | |
83 } | |
84 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
85 v8::Local<v8::Value> hValue = | |
86 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
87 return hValue->IsArray(); | |
88 } | |
89 FX_BOOL IsFunction() const { | |
90 if (m_hValue.IsEmpty()) { | |
91 return FALSE; | |
92 } | |
93 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
94 v8::Local<v8::Value> hValue = | |
95 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
96 return hValue->IsFunction(); | |
97 } | |
98 FX_BOOL IsDate() const { | |
99 if (m_hValue.IsEmpty()) { | |
100 return FALSE; | |
101 } | |
102 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
103 v8::Local<v8::Value> hValue = | |
104 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
105 return hValue->IsDate(); | |
106 } | |
107 | |
108 FX_BOOL ToBoolean() const { | |
109 ASSERT(!m_hValue.IsEmpty()); | |
110 CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); | |
111 v8::Local<v8::Value> hValue = | |
112 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
113 return static_cast<FX_BOOL>(hValue->BooleanValue()); | |
114 } | |
115 FX_FLOAT ToFloat() const { | |
116 ASSERT(!m_hValue.IsEmpty()); | |
117 CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); | |
118 v8::Local<v8::Value> hValue = | |
119 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
120 return static_cast<FX_FLOAT>(hValue->NumberValue()); | |
121 } | |
122 double ToDouble() const { | |
123 ASSERT(!m_hValue.IsEmpty()); | |
124 CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); | |
125 v8::Local<v8::Value> hValue = | |
126 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
127 return static_cast<double>(hValue->NumberValue()); | |
128 } | |
129 int32_t ToInteger() const { | |
130 ASSERT(!m_hValue.IsEmpty()); | |
131 CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); | |
132 v8::Local<v8::Value> hValue = | |
133 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
134 return static_cast<int32_t>(hValue->NumberValue()); | |
135 } | |
136 CFX_ByteString ToString() const { | |
137 ASSERT(!m_hValue.IsEmpty()); | |
138 CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); | |
139 v8::Local<v8::Value> hValue = | |
140 v8::Local<v8::Value>::New(m_pIsolate, m_hValue); | |
141 v8::Local<v8::String> hString = hValue->ToString(); | |
142 v8::String::Utf8Value hStringVal(hString); | |
143 return CFX_ByteString(*hStringVal); | |
144 } | |
145 CFX_WideString ToWideString() const { | |
146 return CFX_WideString::FromUTF8(ToString().AsStringC()); | |
147 } | |
148 CFXJSE_HostObject* ToHostObject(CFXJSE_Class* lpClass) const; | |
149 | |
150 void SetUndefined() { | |
151 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
152 v8::Local<v8::Value> hValue = v8::Undefined(m_pIsolate); | |
153 m_hValue.Reset(m_pIsolate, hValue); | |
154 } | |
155 void SetNull() { | |
156 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
157 v8::Local<v8::Value> hValue = v8::Null(m_pIsolate); | |
158 m_hValue.Reset(m_pIsolate, hValue); | |
159 } | |
160 void SetBoolean(FX_BOOL bBoolean) { | |
161 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
162 v8::Local<v8::Value> hValue = | |
163 v8::Boolean::New(m_pIsolate, bBoolean != FALSE); | |
164 m_hValue.Reset(m_pIsolate, hValue); | |
165 } | |
166 void SetInteger(int32_t nInteger) { | |
167 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
168 v8::Local<v8::Value> hValue = v8::Integer::New(m_pIsolate, nInteger); | |
169 m_hValue.Reset(m_pIsolate, hValue); | |
170 } | |
171 void SetDouble(double dDouble) { | |
172 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
173 v8::Local<v8::Value> hValue = v8::Number::New(m_pIsolate, dDouble); | |
174 m_hValue.Reset(m_pIsolate, hValue); | |
175 } | |
176 void SetString(const CFX_ByteStringC& szString) { | |
177 CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); | |
178 v8::Local<v8::Value> hValue = v8::String::NewFromUtf8( | |
179 m_pIsolate, reinterpret_cast<const char*>(szString.raw_str()), | |
180 v8::String::kNormalString, szString.GetLength()); | |
181 m_hValue.Reset(m_pIsolate, hValue); | |
182 } | |
183 void SetFloat(FX_FLOAT fFloat); | |
184 void SetJSObject() { | |
185 CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); | |
186 v8::Local<v8::Value> hValue = v8::Object::New(m_pIsolate); | |
187 m_hValue.Reset(m_pIsolate, hValue); | |
188 } | |
189 | |
190 void SetObject(CFXJSE_HostObject* lpObject, CFXJSE_Class* pClass); | |
191 void SetHostObject(CFXJSE_HostObject* lpObject, CFXJSE_Class* lpClass); | |
192 void SetArray(uint32_t uValueCount, CFXJSE_Value** rgValues); | |
193 void SetDate(double dDouble); | |
194 | |
195 FX_BOOL GetObjectProperty(const CFX_ByteStringC& szPropName, | |
196 CFXJSE_Value* lpPropValue); | |
197 FX_BOOL SetObjectProperty(const CFX_ByteStringC& szPropName, | |
198 CFXJSE_Value* lpPropValue); | |
199 FX_BOOL GetObjectPropertyByIdx(uint32_t uPropIdx, CFXJSE_Value* lpPropValue); | |
200 FX_BOOL SetObjectProperty(uint32_t uPropIdx, CFXJSE_Value* lpPropValue); | |
201 FX_BOOL DeleteObjectProperty(const CFX_ByteStringC& szPropName); | |
202 FX_BOOL HasObjectOwnProperty(const CFX_ByteStringC& szPropName, | |
203 FX_BOOL bUseTypeGetter); | |
204 FX_BOOL SetObjectOwnProperty(const CFX_ByteStringC& szPropName, | |
205 CFXJSE_Value* lpPropValue); | |
206 FX_BOOL SetFunctionBind(CFXJSE_Value* lpOldFunction, CFXJSE_Value* lpNewThis); | |
207 FX_BOOL Call(CFXJSE_Value* lpReceiver, | |
208 CFXJSE_Value* lpRetValue, | |
209 uint32_t nArgCount, | |
210 CFXJSE_Value** lpArgs); | |
211 | |
212 v8::Isolate* GetIsolate() const { return m_pIsolate; } | |
213 const v8::Global<v8::Value>& DirectGetValue() const { return m_hValue; } | |
214 void ForceSetValue(v8::Local<v8::Value> hValue) { | |
215 m_hValue.Reset(m_pIsolate, hValue); | |
216 } | |
217 void Assign(const CFXJSE_Value* lpValue) { | |
218 ASSERT(lpValue); | |
219 if (lpValue) { | |
220 m_hValue.Reset(m_pIsolate, lpValue->m_hValue); | |
221 } else { | |
222 m_hValue.Reset(); | |
223 } | |
224 } | |
225 | |
226 private: | |
227 friend class CFXJSE_Class; | |
228 friend class CFXJSE_Context; | |
229 | |
230 CFXJSE_Value(); | |
231 CFXJSE_Value(const CFXJSE_Value&); | |
232 CFXJSE_Value& operator=(const CFXJSE_Value&); | |
233 | |
234 v8::Isolate* m_pIsolate; | |
235 v8::Global<v8::Value> m_hValue; | |
236 }; | |
237 | |
238 #endif // FXJSE_INCLUDE_CFXJSE_VALUE_H_ | |
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