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| 1 /* | |
| 2 * Copyright (c) 2008, Google Inc. | |
| 3 * All rights reserved. | |
| 4 * | |
| 5 * Redistribution and use in source and binary forms, with or without | |
| 6 * modification, are permitted provided that the following conditions are | |
| 7 * met: | |
| 8 * | |
| 9 * * Redistributions of source code must retain the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer. | |
| 11 * * Redistributions in binary form must reproduce the above | |
| 12 * copyright notice, this list of conditions and the following disclaimer | |
| 13 * in the documentation and/or other materials provided with the | |
| 14 * distribution. | |
| 15 * * Neither the name of Google Inc. nor the names of its | |
| 16 * contributors may be used to endorse or promote products derived from | |
| 17 * this software without specific prior written permission. | |
| 18 * | |
| 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 30 */ | |
| 31 | |
| 32 #ifndef ScriptValue_h | |
| 33 #define ScriptValue_h | |
| 34 | |
| 35 #include "v8.h" | |
| 36 | |
| 37 #ifndef NDEBUG | |
| 38 #include "v8_proxy.h" // for register and unregister global handles. | |
| 39 #endif | |
| 40 | |
| 41 namespace WebCore { | |
| 42 | |
| 43 class String; | |
| 44 | |
| 45 class ScriptValue { | |
| 46 public: | |
| 47 ScriptValue() {} | |
| 48 | |
| 49 ScriptValue(v8::Handle<v8::Value> value) | |
| 50 { | |
| 51 if (!value.IsEmpty()) { | |
| 52 m_value = v8::Persistent<v8::Value>::New(value); | |
| 53 #ifndef NDEBUG | |
| 54 V8Proxy::RegisterGlobalHandle(SCRIPTVALUE, this, m_value); | |
| 55 #endif | |
| 56 } | |
| 57 } | |
| 58 | |
| 59 ScriptValue(const ScriptValue& value) | |
| 60 { | |
| 61 if (!value.m_value.IsEmpty()) { | |
| 62 m_value = v8::Persistent<v8::Value>::New(value.m_value); | |
| 63 #ifndef NDEBUG | |
| 64 V8Proxy::RegisterGlobalHandle(SCRIPTVALUE, this, m_value); | |
| 65 #endif | |
| 66 } | |
| 67 } | |
| 68 | |
| 69 ScriptValue& operator=(const ScriptValue& value) | |
| 70 { | |
| 71 if (this == &value) | |
| 72 return *this; | |
| 73 | |
| 74 clear(); | |
| 75 if (!value.m_value.IsEmpty()) { | |
| 76 m_value = v8::Persistent<v8::Value>::New(value.m_value); | |
| 77 #ifndef NDEBUG | |
| 78 V8Proxy::RegisterGlobalHandle(SCRIPTVALUE, this, m_value); | |
| 79 #endif | |
| 80 } | |
| 81 | |
| 82 return *this; | |
| 83 } | |
| 84 | |
| 85 bool operator==(const ScriptValue value) const | |
| 86 { | |
| 87 return m_value == value.m_value; | |
| 88 } | |
| 89 | |
| 90 bool operator!=(const ScriptValue value) const | |
| 91 { | |
| 92 return !operator==(value); | |
| 93 } | |
| 94 | |
| 95 bool isNull() const | |
| 96 { | |
| 97 return m_value->IsNull(); | |
| 98 } | |
| 99 | |
| 100 bool isUndefined() const | |
| 101 { | |
| 102 return m_value->IsUndefined(); | |
| 103 } | |
| 104 | |
| 105 void clear() { | |
| 106 if (!m_value.IsEmpty()) { | |
| 107 #ifndef NDEBUG | |
| 108 V8Proxy::UnregisterGlobalHandle(this, m_value); | |
| 109 #endif | |
| 110 m_value.Dispose(); | |
| 111 m_value.Clear(); | |
| 112 } | |
| 113 } | |
| 114 | |
| 115 ~ScriptValue() | |
| 116 { | |
| 117 clear(); | |
| 118 } | |
| 119 | |
| 120 v8::Handle<v8::Value> v8Value() const { return m_value; } | |
| 121 bool getString(String& result) const; | |
| 122 | |
| 123 private: | |
| 124 mutable v8::Persistent<v8::Value> m_value; | |
| 125 }; | |
| 126 | |
| 127 } // namespace WebCore | |
| 128 | |
| 129 #endif // ScriptValue_h | |
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Chromium Code Reviews
Issue 27336:
Hook up upstreamed V8 bindings, Chromium side (Closed)
Base URL: svn://chrome-svn/chrome/trunk/src/