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 ScriptString_h 32#define ScriptString_h 33 34#include "PlatformString.h" 35#include "ScriptStringImpl.h" 36#include "V8Binding.h" 37 38namespace WebCore { 39 40class ScriptString { 41public: 42 ScriptString() : m_impl(0) {} 43 ScriptString(const String& s) : m_impl(ScriptStringImpl::create(s)) {} 44 ScriptString(const char* s) : m_impl(ScriptStringImpl::create(s)) {} 45 46 operator String() const { return m_impl->toString(); } 47 48 bool isNull() const { return !m_impl.get() || m_impl->isNull(); } 49 size_t size() const { return m_impl->size(); } 50 51 ScriptString& operator=(const char* s) 52 { 53 m_impl = ScriptStringImpl::create(s); 54 return *this; 55 } 56 57 ScriptString& operator+=(const String& s) 58 { 59 m_impl->append(s); 60 return *this; 61 } 62 63 v8::Handle<v8::Value> v8StringOrNull() const 64 { 65 return isNull() ? v8::Handle<v8::Value>(v8::Null()) : v8::Handle<v8::Value>(m_impl->v8StringHandle()); 66 } 67 68private: 69 RefPtr<ScriptStringImpl> m_impl; 70}; 71 72} // namespace WebCore 73 74#endif // ScriptString_h 75