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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_MEDIA_ROUTER_BROWSER_PRESENTATION_PRESENTATION_SERVICE_DELEGATE_OBSERVERS_H_
#define COMPONENTS_MEDIA_ROUTER_BROWSER_PRESENTATION_PRESENTATION_SERVICE_DELEGATE_OBSERVERS_H_
#include <map>
#include "base/memory/raw_ptr.h"
#include "content/public/browser/global_routing_id.h"
#include "content/public/browser/presentation_service_delegate.h"
namespace media_router {
class PresentationServiceDelegateObservers {
public:
PresentationServiceDelegateObservers();
virtual ~PresentationServiceDelegateObservers();
// Registers an observer associated with frame with |render_process_id|
// and |render_frame_id| with this class to listen for updates.
// This class does not own the observer.
// It is an error to add an observer if there is already an observer for that
// frame.
virtual void AddObserver(
int render_process_id,
int render_frame_id,
content::PresentationServiceDelegate::Observer* observer);
// Unregisters the observer associated with the frame with |render_process_id|
// and |render_frame_id|.
// The observer will no longer receive updates.
virtual void RemoveObserver(int render_process_id, int render_frame_id);
private:
std::map<
content::GlobalRenderFrameHostId,
raw_ptr<content::PresentationServiceDelegate::Observer, CtnExperimental>>
observers_;
};
} // namespace media_router
#endif // COMPONENTS_MEDIA_ROUTER_BROWSER_PRESENTATION_PRESENTATION_SERVICE_DELEGATE_OBSERVERS_H_
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