| /* |
| * Copyright (C) 2006, 2007 Rob Buis |
| * |
| * 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. |
| * |
| */ |
| |
| #ifndef StyleElement_h |
| #define StyleElement_h |
| |
| #include "core/css/CSSStyleSheet.h" |
| #include "core/dom/StyleEngineContext.h" |
| #include "wtf/text/TextPosition.h" |
| |
| namespace blink { |
| |
| class ContainerNode; |
| class Document; |
| class Element; |
| |
| class CORE_EXPORT StyleElement : public GarbageCollectedMixin { |
| public: |
| StyleElement(Document*, bool createdByParser); |
| virtual ~StyleElement(); |
| DECLARE_VIRTUAL_TRACE(); |
| |
| protected: |
| enum ProcessingResult { |
| ProcessingSuccessful, |
| ProcessingFatalError |
| }; |
| |
| virtual const AtomicString& type() const = 0; |
| virtual const AtomicString& media() const = 0; |
| |
| CSSStyleSheet* sheet() const { return m_sheet.get(); } |
| |
| bool isLoading() const; |
| bool sheetLoaded(Document&); |
| void startLoadingDynamicSheet(Document&); |
| |
| void insertedInto(const Element&, ContainerNode* insertionPoint); |
| void removedFrom(Element&, ContainerNode* insertionPoint); |
| ProcessingResult processStyleSheet(Document&, Element&); |
| ProcessingResult childrenChanged(Element&); |
| ProcessingResult finishParsingChildren(Element&); |
| |
| Member<CSSStyleSheet> m_sheet; |
| |
| private: |
| ProcessingResult createSheet(Element&, const String& text = String()); |
| ProcessingResult process(Element&); |
| void clearSheet(Element& ownerElement); |
| |
| bool m_createdByParser : 1; |
| bool m_loading : 1; |
| bool m_registeredAsCandidate : 1; |
| TextPosition m_startPosition; |
| StyleEngineContext m_styleEngineContext; |
| }; |
| |
| } // namespace blink |
| |
| #endif |