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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_MEDIA_WEBRTC_DELEGATED_SOURCE_LIST_CAPTURER_H_
#define CHROME_BROWSER_MEDIA_WEBRTC_DELEGATED_SOURCE_LIST_CAPTURER_H_
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "content/public/browser/desktop_media_id.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_capturer.h"
// This class is a DesktopCapturer that fully delegates the picking of a source
// to a device specific picker by implementing the DelegatedSourceListController
// interface and calling the device specific picker.
class DelegatedSourceListCapturer
: public webrtc::DesktopCapturer,
public webrtc::DelegatedSourceListController {
public:
explicit DelegatedSourceListCapturer(content::DesktopMediaID::Type type);
~DelegatedSourceListCapturer() override;
// DesktopCapturer
void Start(Callback* callback) override;
void CaptureFrame() override;
bool GetSourceList(SourceList* sources) override;
webrtc::DelegatedSourceListController* GetDelegatedSourceListController()
override;
// DelegatedSourceListController
void Observe(Observer* observer) override;
void EnsureVisible() override;
void EnsureHidden() override;
private:
void OnPickerCreated(content::DesktopMediaID::Id source_id);
void OnSelected(Source source);
void OnCancelled();
void OnError();
raw_ptr<Observer> delegated_source_list_observer_ = nullptr;
std::optional<Source> selected_source_;
std::optional<content::DesktopMediaID::Id> source_id_;
content::DesktopMediaID::Type type_;
SEQUENCE_CHECKER(sequence_checker_);
base::WeakPtrFactory<DelegatedSourceListCapturer> weak_ptr_factory_{this};
};
#endif // CHROME_BROWSER_MEDIA_WEBRTC_DELEGATED_SOURCE_LIST_CAPTURER_H_
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