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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "device/geolocation/geolocation_provider_impl.h" | 5 #include "device/geolocation/geolocation_provider_impl.h" |
| 6 | 6 |
| 7 #include "base/bind.h" | 7 #include "base/bind.h" |
| 8 #include "base/bind_helpers.h" | 8 #include "base/bind_helpers.h" |
| 9 #include "base/callback.h" | 9 #include "base/callback.h" |
| 10 #include "base/lazy_instance.h" | 10 #include "base/lazy_instance.h" |
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| 86 GeolocationProviderImpl* GeolocationProviderImpl::GetInstance() { | 86 GeolocationProviderImpl* GeolocationProviderImpl::GetInstance() { |
| 87 return base::Singleton<GeolocationProviderImpl>::get(); | 87 return base::Singleton<GeolocationProviderImpl>::get(); |
| 88 } | 88 } |
| 89 | 89 |
| 90 GeolocationProviderImpl::GeolocationProviderImpl() | 90 GeolocationProviderImpl::GeolocationProviderImpl() |
| 91 : base::Thread("Geolocation"), | 91 : base::Thread("Geolocation"), |
| 92 user_did_opt_into_location_services_(false), | 92 user_did_opt_into_location_services_(false), |
| 93 ignore_location_updates_(false), | 93 ignore_location_updates_(false), |
| 94 main_task_runner_(base::ThreadTaskRunnerHandle::Get()) { | 94 main_task_runner_(base::ThreadTaskRunnerHandle::Get()) { |
| 95 DCHECK(main_task_runner_->BelongsToCurrentThread()); | 95 DCHECK(main_task_runner_->BelongsToCurrentThread()); |
| 96 high_accuracy_callbacks_.set_removal_callback( | 96 high_accuracy_callbacks_.set_removal_callback(base::Bind( |
| 97 base::Bind(&GeolocationProviderImpl::OnClientsChanged, | 97 &GeolocationProviderImpl::OnClientsChanged, base::Unretained(this))); |
| 98 base::Unretained(this))); | 98 low_accuracy_callbacks_.set_removal_callback(base::Bind( |
| 99 low_accuracy_callbacks_.set_removal_callback( | 99 &GeolocationProviderImpl::OnClientsChanged, base::Unretained(this))); |
| 100 base::Bind(&GeolocationProviderImpl::OnClientsChanged, | |
| 101 base::Unretained(this))); | |
| 102 } | 100 } |
| 103 | 101 |
| 104 GeolocationProviderImpl::~GeolocationProviderImpl() { | 102 GeolocationProviderImpl::~GeolocationProviderImpl() { |
| 105 Stop(); | 103 Stop(); |
| 106 DCHECK(!arbitrator_); | 104 DCHECK(!arbitrator_); |
| 107 } | 105 } |
| 108 | 106 |
| 109 bool GeolocationProviderImpl::OnGeolocationThread() const { | 107 bool GeolocationProviderImpl::OnGeolocationThread() const { |
| 110 return task_runner()->BelongsToCurrentThread(); | 108 return task_runner()->BelongsToCurrentThread(); |
| 111 } | 109 } |
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| 191 &GeolocationProviderImpl::OnLocationUpdate, base::Unretained(this)); | 189 &GeolocationProviderImpl::OnLocationUpdate, base::Unretained(this)); |
| 192 // Use the embedder's |g_delegate| or fall back to the default one. | 190 // Use the embedder's |g_delegate| or fall back to the default one. |
| 193 if (!g_delegate.Get()) | 191 if (!g_delegate.Get()) |
| 194 g_delegate.Get().reset(new GeolocationDelegate); | 192 g_delegate.Get().reset(new GeolocationDelegate); |
| 195 | 193 |
| 196 return base::WrapUnique( | 194 return base::WrapUnique( |
| 197 new LocationArbitratorImpl(callback, g_delegate.Get().get())); | 195 new LocationArbitratorImpl(callback, g_delegate.Get().get())); |
| 198 } | 196 } |
| 199 | 197 |
| 200 } // namespace device | 198 } // namespace device |
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