gecko-dev/dom/vr/VREventObserver.h

49 строки
1.4 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_VREventObserver_h
#define mozilla_dom_VREventObserver_h
#include "mozilla/dom/VRDisplayEventBinding.h"
#include "nsISupportsImpl.h" // for NS_INLINE_DECL_REFCOUNTING
class nsGlobalWindow;
namespace mozilla {
namespace dom {
class VREventObserver final
{
public:
NS_INLINE_DECL_REFCOUNTING(VREventObserver)
explicit VREventObserver(nsGlobalWindow* aGlobalWindow);
void NotifyVRDisplayMounted(uint32_t aDisplayID);
void NotifyVRDisplayUnmounted(uint32_t aDisplayID);
void NotifyVRDisplayNavigation(uint32_t aDisplayID);
void NotifyVRDisplayRequested(uint32_t aDisplayID);
void NotifyVRDisplayConnect(uint32_t aDisplayID);
void NotifyVRDisplayDisconnect(uint32_t aDisplayID);
void NotifyVRDisplayPresentChange(uint32_t aDisplayID);
void DisconnectFromOwner();
private:
~VREventObserver();
// Weak pointer, instance is owned by mWindow.
nsGlobalWindow* MOZ_NON_OWNING_REF mWindow;
// For WebVR telemetry for tracking users who view content
// in the 2D view.
TimeStamp mSpendTimeIn2DView;
bool mIs2DView;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_VREventObserver_h