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/*
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* Copyright (C) 1999-2003 Lars Knoll (knoll@kde.org)
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* 1999 Waldo Bastian (bastian@kde.org)
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* 2001 Andreas Schlapbach (schlpbch@iam.unibe.ch)
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* 2001-2003 Dirk Mueller (mueller@kde.org)
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* Copyright (C) 2002, 2006, 2008 Apple Inc. All rights reserved.
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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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#include "config.h"
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#include "StyleBase.h"
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#include "Document.h"
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#include "Node.h"
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#include "StyleSheet.h"
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namespace WebCore {
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String StyleBase::cssText() const
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{
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return "";
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}
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void StyleBase::checkLoaded()
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{
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if (parent())
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parent()->checkLoaded();
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}
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StyleSheet* StyleBase::stylesheet()
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{
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StyleBase *b = this;
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while (b && !b->isStyleSheet())
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b = b->parent();
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return static_cast<StyleSheet*>(b);
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}
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KURL StyleBase::baseURL() const
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{
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// Try to find the style sheet. If found look for its URL.
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// If it has none, get the URL from the parent sheet or the parent node.
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StyleSheet* sheet = const_cast<StyleBase*>(this)->stylesheet();
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if (!sheet)
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return KURL();
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if (!sheet->href().isNull())
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return KURL(ParsedURLString, sheet->href());
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if (sheet->parent())
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return sheet->parent()->baseURL();
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if (!sheet->ownerNode())
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return KURL();
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return sheet->ownerNode()->document()->baseURL();
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}
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}
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