chromecast/browser/service/cast_service.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chromecast/browser/service/cast_service.h"
   6
   7 #include "base/logging.h"
   8 #include "base/run_loop.h"
   9 #include "base/threading/thread_checker.h"
  10
  11 namespace chromecast {
  12
  13 CastService::CastService(
  14     content::BrowserContext* browser_context,
  15     PrefService* pref_service,
  16     metrics::CastMetricsServiceClient* metrics_service_client)
  17     : browser_context_(browser_context),
  18       pref_service_(pref_service),
  19       metrics_service_client_(metrics_service_client),
  20       stopped_(true),
  21       thread_checker_(new base::ThreadChecker()) {
  22 }
  23
  24 CastService::~CastService() {
  25   DCHECK(thread_checker_->CalledOnValidThread());
  26   DCHECK(stopped_);
  27 }
  28
  29 void CastService::Initialize() {
  30   DCHECK(thread_checker_->CalledOnValidThread());
  31   InitializeInternal();
  32 }
  33
  34 void CastService::Finalize() {
  35   DCHECK(thread_checker_->CalledOnValidThread());
  36   FinalizeInternal();
  37   // Consume any pending tasks which may access components being destroyed soon.
  38   base::RunLoop().RunUntilIdle();
  39 }
  40
  41 void CastService::Start() {
  42   DCHECK(thread_checker_->CalledOnValidThread());
  43   stopped_ = false;
  44   StartInternal();
  45 }
  46
  47 void CastService::Stop() {
  48   DCHECK(thread_checker_->CalledOnValidThread());
  49   StopInternal();
  50   // Consume any pending tasks which should be done before destroying in-process
  51   // renderer process, for example, destroying web_contents.
  52   base::RunLoop().RunUntilIdle();
  53   stopped_ = true;
  54 }
  55
  56 }  // namespace chromecast