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1 /* | 1 /* |
2 * This file is part of Adblock Plus <https://adblockplus.org/>, | 2 * This file is part of Adblock Plus <https://adblockplus.org/>, |
3 * Copyright (C) 2006-2017 eyeo GmbH | 3 * Copyright (C) 2006-2017 eyeo GmbH |
4 * | 4 * |
5 * Adblock Plus is free software: you can redistribute it and/or modify | 5 * Adblock Plus is free software: you can redistribute it and/or modify |
6 * it under the terms of the GNU General Public License version 3 as | 6 * it under the terms of the GNU General Public License version 3 as |
7 * published by the Free Software Foundation. | 7 * published by the Free Software Foundation. |
8 * | 8 * |
9 * Adblock Plus is distributed in the hope that it will be useful, | 9 * Adblock Plus is distributed in the hope that it will be useful, |
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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36 { | 36 { |
37 class JsValue; | 37 class JsValue; |
38 class JsEngine; | 38 class JsEngine; |
39 | 39 |
40 typedef std::shared_ptr<JsEngine> JsEnginePtr; | 40 typedef std::shared_ptr<JsEngine> JsEnginePtr; |
41 | 41 |
42 /** | 42 /** |
43 * Shared smart pointer to a `JsValue` instance. | 43 * Shared smart pointer to a `JsValue` instance. |
44 */ | 44 */ |
45 typedef std::shared_ptr<JsValue> JsValuePtr; | 45 typedef std::shared_ptr<JsValue> JsValuePtr; |
46 typedef std::shared_ptr<const JsValue> JsConstValuePtr; | |
47 | 46 |
48 /** | 47 /** |
49 * List of JavaScript values. | 48 * List of JavaScript values. |
50 */ | 49 */ |
51 typedef std::vector<AdblockPlus::JsValuePtr> JsValueList; | 50 typedef std::vector<AdblockPlus::JsValue> JsValueList; |
52 typedef std::vector<AdblockPlus::JsConstValuePtr> JsConstValueList; | |
53 | 51 |
54 /** | 52 /** |
55 * Wrapper for JavaScript values. | 53 * Wrapper for JavaScript values. |
56 * See `JsEngine` for creating `JsValue` objects. | 54 * See `JsEngine` for creating `JsValue` objects. |
57 */ | 55 */ |
58 class JsValue | 56 class JsValue |
59 { | 57 { |
60 friend class JsEngine; | 58 friend class JsEngine; |
61 public: | 59 public: |
62 JsValue(JsValue&& src); | 60 JsValue(JsValue&& src); |
| 61 JsValue(const JsValue& src); |
63 virtual ~JsValue(); | 62 virtual ~JsValue(); |
64 | 63 |
| 64 JsValue& operator=(const JsValue& src); |
| 65 |
65 bool IsUndefined() const; | 66 bool IsUndefined() const; |
66 bool IsNull() const; | 67 bool IsNull() const; |
67 bool IsString() const; | 68 bool IsString() const; |
68 bool IsNumber() const; | 69 bool IsNumber() const; |
69 bool IsBool() const; | 70 bool IsBool() const; |
70 bool IsObject() const; | 71 bool IsObject() const; |
71 bool IsArray() const; | 72 bool IsArray() const; |
72 bool IsFunction() const; | 73 bool IsFunction() const; |
73 std::string AsString() const; | 74 std::string AsString() const; |
74 int64_t AsInt() const; | 75 int64_t AsInt() const; |
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117 * @return Class name of the value. | 118 * @return Class name of the value. |
118 */ | 119 */ |
119 std::string GetClass() const; | 120 std::string GetClass() const; |
120 | 121 |
121 /** | 122 /** |
122 * Invokes the value as a function (see `IsFunction()`). | 123 * Invokes the value as a function (see `IsFunction()`). |
123 * @param params Optional list of parameters. | 124 * @param params Optional list of parameters. |
124 * @param thisPtr Optional `this` value. | 125 * @param thisPtr Optional `this` value. |
125 * @return Value returned by the function. | 126 * @return Value returned by the function. |
126 */ | 127 */ |
127 JsValue Call(const JsConstValueList& params = JsConstValueList(), | 128 JsValue Call(const JsValueList& params = JsValueList(), |
128 const AdblockPlus::JsValuePtr& thisPtr = AdblockPlus::JsValuePtr()) cons
t; | 129 const AdblockPlus::JsValuePtr& thisPtr = AdblockPlus::JsValuePtr()) cons
t; |
129 | 130 |
130 /** | 131 /** |
131 * Invokes the value as a function (see `IsFunction()`) with single | 132 * Invokes the value as a function (see `IsFunction()`) with single |
132 * parameter. | 133 * parameter. |
133 * @param arg A single required parameter. | 134 * @param arg A single required parameter. |
134 * @return Value returned by the function. | 135 * @return Value returned by the function. |
135 */ | 136 */ |
136 JsValue Call(const JsValue& arg) const; | 137 JsValue Call(const JsValue& arg) const; |
137 | 138 |
138 v8::Local<v8::Value> UnwrapValue() const; | 139 v8::Local<v8::Value> UnwrapValue() const; |
139 | 140 |
140 /** | |
141 * Creates a new `JsValue` wrapper for the same JavaScript value. | |
142 * @return Value new `JsValue` | |
143 */ | |
144 JsValue Clone() const; | |
145 protected: | 141 protected: |
146 JsEnginePtr jsEngine; | 142 JsEnginePtr jsEngine; |
147 private: | 143 private: |
148 JsValue(JsEnginePtr jsEngine, v8::Handle<v8::Value> value); | 144 JsValue(JsEnginePtr jsEngine, v8::Handle<v8::Value> value); |
149 void SetProperty(const std::string& name, v8::Handle<v8::Value> val); | 145 void SetProperty(const std::string& name, v8::Handle<v8::Value> val); |
150 // Parameter args is not const because a pointer to its internal arrays is | 146 // Parameter args is not const because a pointer to its internal arrays is |
151 // passed to v8::Function::Call but the latter does not expect a const point
er. | 147 // passed to v8::Function::Call but the latter does not expect a const point
er. |
152 JsValue Call(std::vector<v8::Handle<v8::Value>>& args, v8::Local<v8::Object>
thisObj) const; | 148 JsValue Call(std::vector<v8::Handle<v8::Value>>& args, v8::Local<v8::Object>
thisObj) const; |
153 | 149 |
154 std::unique_ptr<v8::Persistent<v8::Value>> value; | 150 std::unique_ptr<v8::Persistent<v8::Value>> value; |
155 }; | 151 }; |
156 } | 152 } |
157 | 153 |
158 #endif | 154 #endif |
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