mirror of
https://github.com/flutter/flutter.git
synced 2026-02-20 02:29:02 +08:00
80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
/*
|
|
* (C) 1999-2003 Lars Knoll (knoll@kde.org)
|
|
* Copyright (C) 2004, 2006, 2007, 2012 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 "sky/engine/core/css/StyleSheetContents.h"
|
|
|
|
#include "sky/engine/core/css/CSSStyleSheet.h"
|
|
#include "sky/engine/core/css/MediaList.h"
|
|
#include "sky/engine/core/css/StylePropertySet.h"
|
|
#include "sky/engine/core/css/StyleRule.h"
|
|
#include "sky/engine/core/css/parser/BisonCSSParser.h"
|
|
#include "sky/engine/core/dom/Document.h"
|
|
#include "sky/engine/core/dom/Node.h"
|
|
#include "sky/engine/core/dom/StyleEngine.h"
|
|
#include "sky/engine/platform/TraceEvent.h"
|
|
#include "sky/engine/wtf/Deque.h"
|
|
|
|
namespace blink {
|
|
|
|
StyleSheetContents::StyleSheetContents(Document* document, const CSSParserContext& context)
|
|
: m_parserContext(context)
|
|
, m_document(document)
|
|
{
|
|
}
|
|
|
|
StyleSheetContents::~StyleSheetContents()
|
|
{
|
|
// TODO(esprehn): Why is this here? The rules will be cleared immediately
|
|
// after this destructor runs anyway.
|
|
m_childRules.clear();
|
|
|
|
if (m_document && m_document->isActive())
|
|
m_document->styleEngine()->removeSheet(this);
|
|
}
|
|
|
|
void StyleSheetContents::parserAppendRule(PassRefPtr<StyleRuleBase> rule)
|
|
{
|
|
m_childRules.append(rule);
|
|
}
|
|
|
|
bool StyleSheetContents::parseString(const String& sheetText)
|
|
{
|
|
CSSParserContext context(parserContext());
|
|
BisonCSSParser p(context);
|
|
p.parseSheet(this, sheetText);
|
|
return true;
|
|
}
|
|
|
|
void StyleSheetContents::shrinkToFit()
|
|
{
|
|
m_childRules.shrinkToFit();
|
|
}
|
|
|
|
RuleSet& StyleSheetContents::ensureRuleSet()
|
|
{
|
|
if (!m_ruleSet) {
|
|
m_ruleSet = RuleSet::create();
|
|
m_ruleSet->addRulesFromSheet(this);
|
|
}
|
|
return *m_ruleSet.get();
|
|
}
|
|
|
|
}
|