webengine/osswebengine/WebCore/css/MediaFeatureNames.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 27 Aug 2009 07:44:59 +0300
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/*
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 * This file is part of the DOM implementation for KDE.
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 *
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 * Copyright (C) 2005 Apple Computer, Inc.
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Library General Public
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 * License as published by the Free Software Foundation; either
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 * version 2 of the License, or (at your option) any later version.
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 *
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 * This library is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Library General Public License for more details.
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 *
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 * You should have received a copy of the GNU Library General Public License
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 * along with this library; see the file COPYING.LIB.  If not, write to
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 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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 * Boston, MA 02110-1301, USA.
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 *
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 */
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#include "config.h"
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#ifdef AVOID_STATIC_CONSTRUCTORS
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#define CSS_MEDIAQUERY_NAMES_HIDE_GLOBALS 1
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#endif
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#include "MediaFeatureNames.h"
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#include "StaticConstructors.h"
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namespace WebCore {
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namespace MediaFeatureNames {
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#define DEFINE_MEDIAFEATURE_GLOBAL(name, str) \
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    DEFINE_GLOBAL(AtomicString, name##MediaFeature, str)
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CSS_MEDIAQUERY_NAMES_FOR_EACH_MEDIAFEATURE(DEFINE_MEDIAFEATURE_GLOBAL)
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#undef DEFINE_MEDIAFEATURE_GLOBAL
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static bool initialized;
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void init()
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{
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    if (!initialized) {
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       // Use placement new to initialize the globals.
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        AtomicString::init();
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        #define INITIALIZE_GLOBAL(name, str) new ((void*)&name##MediaFeature) AtomicString(str);
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        CSS_MEDIAQUERY_NAMES_FOR_EACH_MEDIAFEATURE(INITIALIZE_GLOBAL)
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        #undef INITIALIZE_GLOBAL
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        initialized = true;
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    }
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}
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void remove()
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{
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    if( initialized ) {
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        #define DESTROY_GLOBAL(name, str) delete ((AtomicString*)&name##MediaFeature)->impl();
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        CSS_MEDIAQUERY_NAMES_FOR_EACH_MEDIAFEATURE(DESTROY_GLOBAL)
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        #undef DESTROY_GLOBAL
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        AtomicString::remove();
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        initialized = false;
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    }
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} //remove()
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} // namespace MediaFeatureNames
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} // namespace WebCore