src/third_party/WebKit/Source/modules/screen_orientation/ScreenOrientation.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 ScreenOrientation_h
   6 #define ScreenOrientation_h
   7
   8 #include "core/events/EventTarget.h"
   9 #include "core/frame/DOMWindowProperty.h"
  10 #include "platform/Supplementable.h"
  11 #include "wtf/Vector.h"
  12 #include "wtf/text/AtomicString.h"
  13 #include "wtf/text/WTFString.h"
  14
  15 namespace WebCore {
  16
  17 class Screen;
  18
  19 class ScreenOrientation FINAL : public Supplement<Screen>, DOMWindowProperty {
  20 public:
  21     static ScreenOrientation* from(Screen*);
  22     virtual ~ScreenOrientation();
  23
  24     DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(orientationchange);
  25
  26     static const AtomicString& orientation(Screen*);
  27     static bool lockOrientation(Screen*, const Vector<String>& orientations);
  28     static bool lockOrientation(Screen*, const AtomicString& orientation);
  29     static void unlockOrientation(Screen*);
  30
  31 private:
  32     explicit ScreenOrientation(Screen*);
  33     static const char* supplementName();
  34     Screen* screen() const;
  35 };
  36
  37 } // namespace WebCore
  38
  39 #endif // ScreenOrientation_h