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/**
* (C) 1999-2003 Lars Knoll (knoll@kde.org)
* Copyright (C) 2004, 2006, 2007 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "StyleSheetList.h"
#include "CSSStyleSheet.h"
#include "Document.h"
#include "HTMLNames.h"
#include "HTMLStyleElement.h"
#include "PlatformString.h"
namespace WebCore {
using namespace HTMLNames;
StyleSheetList::StyleSheetList(Document* doc)
: m_doc(doc)
{
}
StyleSheetList::~StyleSheetList()
{
}
void StyleSheetList::documentDestroyed()
{
m_doc = 0;
}
unsigned StyleSheetList::length() const
{
return m_sheets.size();
}
StyleSheet* StyleSheetList::item(unsigned index)
{
return index < length() ? m_sheets[index].get() : 0;
}
HTMLStyleElement* StyleSheetList::getNamedItem(const String& name) const
{
if (!m_doc)
return 0;
// IE also supports retrieving a stylesheet by name, using the name/id of the <style> tag
// (this is consistent with all the other collections)
// ### Bad implementation because returns a single element (are IDs always unique?)
// and doesn't look for name attribute.
// But unicity of stylesheet ids is good practice anyway ;)
Element* element = m_doc->getElementById(name);
if (element && element->hasTagName(styleTag))
return static_cast<HTMLStyleElement*>(element);
return 0;
}
} // namespace WebCore
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