chromium/content/public/browser/xr_runtime_manager.h

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_PUBLIC_BROWSER_XR_RUNTIME_MANAGER_H_
#define CONTENT_PUBLIC_BROWSER_XR_RUNTIME_MANAGER_H_

#include "base/functional/callback_forward.h"
#include "base/observer_list_types.h"
#include "content/common/content_export.h"
#include "device/vr/public/mojom/vr_service.mojom-forward.h"
#include "device/vr/public/mojom/xr_device.mojom-forward.h"

namespace content {
class BrowserXRRuntime;

// The XRRuntimeManager is a singleton responsible for managing access to the
// active BrowserXRRuntime instances. An Observer interface is provided in case
// runtimes need to interact with runtimes when they are added (e.g. to notify
// them of any current state that they may need to know about).
class CONTENT_EXPORT XRRuntimeManager { … };

}  // namespace content

#endif  // CONTENT_PUBLIC_BROWSER_XR_RUNTIME_MANAGER_H_