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/**
* (C) 1999-2003 Lars Knoll (knoll@kde.org)
* Copyright (C) 2004, 2006 Apple Computer, Inc.
*
* 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 "StyleSheet.h"
#include "CSSImportRule.h"
#include "CSSStyleSheet.h"
#include "Document.h"
#include "MediaList.h"
#include "Node.h"
namespace WebCore {
StyleSheet::StyleSheet(Node* parentNode, const String& originalURL, const KURL& finalURL)
: m_disabled(false)
, m_ownerRule(0)
, m_ownerNode(parentNode)
, m_originalURL(originalURL)
, m_finalURL(finalURL)
{
}
StyleSheet::StyleSheet(CSSImportRule* parentRule, const String& originalURL, const KURL& finalURL)
: m_disabled(false)
, m_ownerRule(parentRule)
, m_ownerNode(0)
, m_originalURL(originalURL)
, m_finalURL(finalURL)
{
}
StyleSheet::~StyleSheet()
{
if (m_media)
m_media->setParentStyleSheet(0);
}
StyleSheet* StyleSheet::parentStyleSheet() const
{
ASSERT(isCSSStyleSheet());
return m_ownerRule ? m_ownerRule->parentStyleSheet() : 0;
}
void StyleSheet::setMedia(PassRefPtr<MediaList> media)
{
ASSERT(isCSSStyleSheet());
ASSERT(!media->parentStyleSheet() || media->parentStyleSheet() == this);
if (m_media)
m_media->setParentStyleSheet(0);
m_media = media;
m_media->setParentStyleSheet(static_cast<CSSStyleSheet*>(this));
}
KURL StyleSheet::baseURL() const
{
if (!m_finalURL.isNull())
return m_finalURL;
if (StyleSheet* parentSheet = parentStyleSheet())
return parentSheet->baseURL();
if (!m_ownerNode)
return KURL();
return m_ownerNode->document()->baseURL();
}
void StyleSheet::setDisabled(bool disabled)
{
m_disabled = disabled;
if (isCSSStyleSheet())
static_cast<CSSStyleSheet*>(this)->styleSheetChanged();
}
}
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