1/* 2 * Copyright (c) 2008, 2011 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 ScriptValue_h 32#define ScriptValue_h 33 34#include "JSDOMBinding.h" 35#include "PlatformString.h" 36#include "SerializedScriptValue.h" 37#include "ScriptState.h" 38#include <heap/Strong.h> 39#include <runtime/JSValue.h> 40#include <wtf/PassRefPtr.h> 41 42namespace WebCore { 43 44class InspectorValue; 45class SerializedScriptValue; 46 47class ScriptValue { 48public: 49 ScriptValue() { } 50 ScriptValue(JSC::JSGlobalData& globalData, JSC::JSValue value) : m_value(globalData, value) {} 51 virtual ~ScriptValue() {} 52 53 JSC::JSValue jsValue() const { return m_value.get(); } 54 bool getString(ScriptState*, String& result) const; 55 String toString(ScriptState*) const; 56 bool isEqual(ScriptState*, const ScriptValue&) const; 57 bool isNull() const; 58 bool isUndefined() const; 59 bool isObject() const; 60 bool isFunction() const; 61 bool hasNoValue() const { return !m_value; } 62 63 bool operator==(const ScriptValue& other) const { return m_value == other.m_value; } 64 65 PassRefPtr<SerializedScriptValue> serialize(ScriptState*, SerializationErrorMode = Throwing); 66 static ScriptValue deserialize(ScriptState*, SerializedScriptValue*, SerializationErrorMode = Throwing); 67 68 static ScriptValue undefined(); 69 70#if ENABLE(INSPECTOR) 71 PassRefPtr<InspectorValue> toInspectorValue(ScriptState*) const; 72#endif 73 74private: 75 JSC::Strong<JSC::Unknown> m_value; 76}; 77 78} // namespace WebCore 79 80#endif // ScriptValue_h 81