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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "extensions/browser/api/audio/audio_service.h"
namespace extensions {
class AudioServiceImpl : public AudioService {
public:
AudioServiceImpl() = default;
~AudioServiceImpl() override = default;
// Called by listeners to this service to add/remove themselves as observers.
void AddObserver(Observer* observer) override;
void RemoveObserver(Observer* observer) override;
// Start to query audio device information.
void GetDevices(
const api::audio::DeviceFilter* filter,
base::OnceCallback<void(bool, DeviceInfoList)> callback) override;
void SetActiveDeviceLists(const DeviceIdList* input_devices,
const DeviceIdList* output_devives,
base::OnceCallback<void(bool)> callback) override;
void SetDeviceSoundLevel(const std::string& device_id,
int level_value,
base::OnceCallback<void(bool)> callback) override;
void SetMute(bool is_input,
bool value,
base::OnceCallback<void(bool)> callback) override;
void GetMute(bool is_input,
base::OnceCallback<void(bool, bool)> callback) override;
};
void AudioServiceImpl::AddObserver(Observer* observer) {
// Not implemented for platforms other than Chrome OS.
}
void AudioServiceImpl::RemoveObserver(Observer* observer) {
// Not implemented for platforms other than Chrome OS.
}
AudioService::Ptr AudioService::CreateInstance(
AudioDeviceIdCalculator* id_calculator) {
return std::make_unique<AudioServiceImpl>();
}
void AudioServiceImpl::GetDevices(
const api::audio::DeviceFilter* filter,
base::OnceCallback<void(bool, DeviceInfoList)> callback) {
DeviceInfoList devices_empty;
std::move(callback).Run(false, std::move(devices_empty));
}
void AudioServiceImpl::SetActiveDeviceLists(
const DeviceIdList* input_devices,
const DeviceIdList* output_devives,
base::OnceCallback<void(bool)> callback) {
std::move(callback).Run(false);
}
void AudioServiceImpl::SetDeviceSoundLevel(
const std::string& device_id,
int level_value,
base::OnceCallback<void(bool)> callback) {
std::move(callback).Run(false);
}
void AudioServiceImpl::SetMute(bool is_input,
bool value,
base::OnceCallback<void(bool)> callback) {
std::move(callback).Run(false);
}
void AudioServiceImpl::GetMute(bool is_input,
base::OnceCallback<void(bool, bool)> callback) {
std::move(callback).Run(false, false);
}
} // namespace extensions
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