| // Copyright 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "ash/system/model/tracing_model.h" |
| |
| namespace ash { |
| |
| TracingModel::TracingModel() = default; |
| TracingModel::~TracingModel() = default; |
| |
| void TracingModel::AddObserver(TracingObserver* observer) { |
| observers_.AddObserver(observer); |
| } |
| |
| void TracingModel::RemoveObserver(TracingObserver* observer) { |
| observers_.RemoveObserver(observer); |
| } |
| |
| void TracingModel::SetIsTracing(bool is_tracing) { |
| is_tracing_ = is_tracing; |
| NotifyChanged(); |
| } |
| |
| void TracingModel::NotifyChanged() { |
| for (auto& observer : observers_) |
| observer.OnTracingModeChanged(); |
| } |
| |
| } // namespace ash |