third_party/WebKit/Source/core/html/HTMLStyleElement.h

   1 /*
   2  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
   3  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
   4  * Copyright (C) 2003, 2010 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 "core/dom/StyleElement.h"
  27 #include "core/html/HTMLElement.h"
  28
  29 namespace blink {
  30
  31 class HTMLStyleElement;
  32
  33 template<typename T> class EventSender;
  34 typedef EventSender<HTMLStyleElement> StyleEventSender;
  35
  36 class HTMLStyleElement final : public HTMLElement, private StyleElement {
  37     DEFINE_WRAPPERTYPEINFO();
  38     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(HTMLStyleElement);
  39 public:
  40     static PassRefPtrWillBeRawPtr<HTMLStyleElement> create(Document&, bool createdByParser);
  41     ~HTMLStyleElement() override;
  42
  43     ContainerNode* scopingNode();
  44
  45     using StyleElement::sheet;
  46
  47     bool disabled() const;
  48     void setDisabled(bool);
  49
  50     void dispatchPendingEvent(StyleEventSender*);
  51     static void dispatchPendingLoadEvents();
  52
  53     DECLARE_VIRTUAL_TRACE();
  54
  55 private:
  56     HTMLStyleElement(Document&, bool createdByParser);
  57
  58     // overload from HTMLElement
  59     void parseAttribute(const QualifiedName&, const AtomicString&) override;
  60     InsertionNotificationRequest insertedInto(ContainerNode*) override;
  61     void didNotifySubtreeInsertionsToDocument() override;
  62     void removedFrom(ContainerNode*) override;
  63     void childrenChanged(const ChildrenChange&) override;
  64
  65     void finishParsingChildren() override;
  66
  67     bool sheetLoaded() override { return StyleElement::sheetLoaded(document()); }
  68     void notifyLoadedSheetAndAllCriticalSubresources(LoadedSheetErrorStatus) override;
  69     void startLoadingDynamicSheet() override { StyleElement::startLoadingDynamicSheet(document()); }
  70
  71     const AtomicString& media() const override;
  72     const AtomicString& type() const override;
  73
  74     bool m_firedLoad;
  75     bool m_loadedSheet;
  76 };
  77
  78 } // namespace blink
  79
  80 #endif // HTMLStyleElement_h