1/* 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) 4 * Copyright (C) 2003, 2010, 2013 Apple Inc. ALl rights reserved. 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Library General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Library General Public License for more details. 15 * 16 * You should have received a copy of the GNU Library General Public License 17 * along with this library; see the file COPYING.LIB. If not, write to 18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA. 20 * 21 */ 22 23#ifndef HTMLStyleElement_h 24#define HTMLStyleElement_h 25 26#include "HTMLElement.h" 27#include "InlineStyleSheetOwner.h" 28 29namespace WebCore { 30 31class HTMLStyleElement; 32class StyleSheet; 33 34template<typename T> class EventSender; 35typedef EventSender<HTMLStyleElement> StyleEventSender; 36 37class HTMLStyleElement final : public HTMLElement { 38public: 39 static PassRefPtr<HTMLStyleElement> create(const QualifiedName&, Document&, bool createdByParser); 40 virtual ~HTMLStyleElement(); 41 42 CSSStyleSheet* sheet() const { return m_styleSheetOwner.sheet(); } 43 44 bool disabled() const; 45 void setDisabled(bool); 46 47 void dispatchPendingEvent(StyleEventSender*); 48 static void dispatchPendingLoadEvents(); 49 50private: 51 HTMLStyleElement(const QualifiedName&, Document&, bool createdByParser); 52 53 // overload from HTMLElement 54 virtual void parseAttribute(const QualifiedName&, const AtomicString&) override; 55 virtual InsertionNotificationRequest insertedInto(ContainerNode&) override; 56 virtual void removedFrom(ContainerNode&) override; 57 virtual void childrenChanged(const ChildChange&) override; 58 59 virtual void finishParsingChildren() override; 60 61 virtual bool isLoading() const { return m_styleSheetOwner.isLoading(); } 62 virtual bool sheetLoaded() override { return m_styleSheetOwner.sheetLoaded(document()); } 63 virtual void notifyLoadedSheetAndAllCriticalSubresources(bool errorOccurred) override; 64 virtual void startLoadingDynamicSheet() override { m_styleSheetOwner.startLoadingDynamicSheet(document()); } 65 66 virtual void addSubresourceAttributeURLs(ListHashSet<URL>&) const override; 67 68 InlineStyleSheetOwner m_styleSheetOwner; 69 bool m_firedLoad; 70 bool m_loadedSheet; 71}; 72 73NODE_TYPE_CASTS(HTMLStyleElement) 74 75} //namespace 76 77#endif 78