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| 1 /* | |
| 2 * Copyright (C) 2008, 2009 Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #ifndef SKY_ENGINE_BINDINGS_CORE_V8_SCRIPTVALUE_H_ | |
| 32 #define SKY_ENGINE_BINDINGS_CORE_V8_SCRIPTVALUE_H_ | |
| 33 | |
| 34 #include "sky/engine/bindings/core/v8/ScriptState.h" | |
| 35 #include "sky/engine/bindings/core/v8/SharedPersistent.h" | |
| 36 #include "sky/engine/wtf/PassRefPtr.h" | |
| 37 #include "sky/engine/wtf/RefPtr.h" | |
| 38 #include "sky/engine/wtf/text/WTFString.h" | |
| 39 #include "v8/include/v8.h" | |
| 40 | |
| 41 namespace blink { | |
| 42 | |
| 43 class JSONValue; | |
| 44 | |
| 45 class ScriptValue final { | |
| 46 public: | |
| 47 ScriptValue() { } | |
| 48 | |
| 49 ScriptValue(ScriptState* scriptState, v8::Handle<v8::Value> value) | |
| 50 : m_scriptState(scriptState) | |
| 51 , m_value(value.IsEmpty() ? nullptr : SharedPersistent<v8::Value>::creat
e(value, scriptState->isolate())) | |
| 52 { | |
| 53 ASSERT(isEmpty() || m_scriptState); | |
| 54 } | |
| 55 | |
| 56 ScriptValue(const ScriptValue& value) | |
| 57 : m_scriptState(value.m_scriptState) | |
| 58 , m_value(value.m_value) | |
| 59 { | |
| 60 ASSERT(isEmpty() || m_scriptState); | |
| 61 } | |
| 62 | |
| 63 static ScriptValue createEmptyObject(ScriptState* scriptState) | |
| 64 { | |
| 65 return ScriptValue(scriptState, v8::Object::New(scriptState->isolate()))
; | |
| 66 } | |
| 67 | |
| 68 ScriptState* scriptState() const | |
| 69 { | |
| 70 return m_scriptState.get(); | |
| 71 } | |
| 72 | |
| 73 v8::Isolate* isolate() const | |
| 74 { | |
| 75 return m_scriptState ? m_scriptState->isolate() : v8::Isolate::GetCurren
t(); | |
| 76 } | |
| 77 | |
| 78 ScriptValue& operator=(const ScriptValue& value) | |
| 79 { | |
| 80 if (this != &value) { | |
| 81 m_scriptState = value.m_scriptState; | |
| 82 m_value = value.m_value; | |
| 83 } | |
| 84 return *this; | |
| 85 } | |
| 86 | |
| 87 bool operator==(const ScriptValue& value) const | |
| 88 { | |
| 89 if (isEmpty()) | |
| 90 return value.isEmpty(); | |
| 91 if (value.isEmpty()) | |
| 92 return false; | |
| 93 return *m_value == *value.m_value; | |
| 94 } | |
| 95 | |
| 96 bool operator!=(const ScriptValue& value) const | |
| 97 { | |
| 98 return !operator==(value); | |
| 99 } | |
| 100 | |
| 101 // This creates a new local Handle; Don't use this in performance-sensitive
places. | |
| 102 bool isFunction() const | |
| 103 { | |
| 104 ASSERT(!isEmpty()); | |
| 105 v8::Handle<v8::Value> value = v8Value(); | |
| 106 return !value.IsEmpty() && value->IsFunction(); | |
| 107 } | |
| 108 | |
| 109 // This creates a new local Handle; Don't use this in performance-sensitive
places. | |
| 110 bool isNull() const | |
| 111 { | |
| 112 ASSERT(!isEmpty()); | |
| 113 v8::Handle<v8::Value> value = v8Value(); | |
| 114 return !value.IsEmpty() && value->IsNull(); | |
| 115 } | |
| 116 | |
| 117 // This creates a new local Handle; Don't use this in performance-sensitive
places. | |
| 118 bool isUndefined() const | |
| 119 { | |
| 120 ASSERT(!isEmpty()); | |
| 121 v8::Handle<v8::Value> value = v8Value(); | |
| 122 return !value.IsEmpty() && value->IsUndefined(); | |
| 123 } | |
| 124 | |
| 125 // This creates a new local Handle; Don't use this in performance-sensitive
places. | |
| 126 bool isObject() const | |
| 127 { | |
| 128 ASSERT(!isEmpty()); | |
| 129 v8::Handle<v8::Value> value = v8Value(); | |
| 130 return !value.IsEmpty() && value->IsObject(); | |
| 131 } | |
| 132 | |
| 133 bool isEmpty() const | |
| 134 { | |
| 135 return !m_value.get() || m_value->isEmpty(); | |
| 136 } | |
| 137 | |
| 138 void clear() | |
| 139 { | |
| 140 m_value = nullptr; | |
| 141 } | |
| 142 | |
| 143 v8::Handle<v8::Value> v8Value() const; | |
| 144 v8::Handle<v8::Value> v8ValueUnsafe() const; | |
| 145 | |
| 146 bool toString(String&) const; | |
| 147 PassRefPtr<JSONValue> toJSONValue(ScriptState*) const; | |
| 148 | |
| 149 private: | |
| 150 RefPtr<ScriptState> m_scriptState; | |
| 151 RefPtr<SharedPersistent<v8::Value> > m_value; | |
| 152 }; | |
| 153 | |
| 154 } // namespace blink | |
| 155 | |
| 156 #endif // SKY_ENGINE_BINDINGS_CORE_V8_SCRIPTVALUE_H_ | |
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Chromium Code Reviews
Issue 922053002:
Remove unused V8 integration code in Sky (Closed)
Base URL: git@github.com:domokit/mojo.git@master