src/third_party/WebKit/Source/modules/presentation/NavigatorPresentation.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef NavigatorPresentation_h
   6 #define NavigatorPresentation_h
   7
   8 #include "core/frame/DOMWindowProperty.h"
   9 #include "platform/Supplementable.h"
  10
  11 namespace blink {
  12
  13 class Navigator;
  14 class Presentation;
  15
  16 class NavigatorPresentation final
  17     : public NoBaseWillBeGarbageCollectedFinalized<NavigatorPresentation>
  18     , public WillBeHeapSupplement<Navigator>
  19     , public DOMWindowProperty {
  20     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(NavigatorPresentation);
  21 public:
  22     virtual ~NavigatorPresentation();
  23
  24     static NavigatorPresentation& from(Navigator&);
  25     static Presentation* presentation(Navigator&);
  26
  27     virtual void trace(Visitor*) override;
  28
  29 private:
  30     static const char* supplementName();
  31
  32     explicit NavigatorPresentation(LocalFrame*);
  33
  34     Presentation* presentation();
  35
  36     PersistentWillBeMember<Presentation> m_presentation;
  37 };
  38
  39 } // namespace blink
  40
  41 #endif // NavigatorPresentation_h