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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 #ifndef MEDIA_CAPTURE_DEVICE_MONITOR_MAC_H_ | 5 #ifndef DEVICE_CAPTURE_DEVICE_MONITOR_MAC_H_ |
| 6 #define MEDIA_CAPTURE_DEVICE_MONITOR_MAC_H_ | 6 #define DEVICE_CAPTURE_DEVICE_MONITOR_MAC_H_ |
| 7 | 7 |
| 8 #include <memory> | 8 #include <memory> |
| 9 | 9 |
| 10 #include "base/macros.h" | 10 #include "base/macros.h" |
| 11 #include "base/system_monitor/system_monitor.h" | 11 #include "base/system_monitor/system_monitor.h" |
| 12 #include "base/threading/thread_checker.h" | 12 #include "base/threading/thread_checker.h" |
| 13 #include "media/capture/capture_export.h" | 13 #include "device/capture/capture_export.h" |
| 14 | 14 |
| 15 namespace { | 15 namespace { |
| 16 class DeviceMonitorMacImpl; | 16 class DeviceMonitorMacImpl; |
| 17 } | 17 } |
| 18 | 18 |
| 19 namespace media { | 19 namespace media { |
| 20 | 20 |
| 21 // Class to track audio/video devices removal or addition via callback to | 21 // Class to track audio/video devices removal or addition via callback to |
| 22 // base::SystemMonitor ProcessDevicesChanged(). A single object of this class | 22 // base::SystemMonitor ProcessDevicesChanged(). A single object of this class |
| 23 // is created from the browser main process and lives as long as this one. | 23 // is created from the browser main process and lives as long as this one. |
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| 43 | 43 |
| 44 // |thread_checker_| is used to check that constructor and StartMonitoring() | 44 // |thread_checker_| is used to check that constructor and StartMonitoring() |
| 45 // are called in the correct thread, the UI thread, that also owns the object. | 45 // are called in the correct thread, the UI thread, that also owns the object. |
| 46 base::ThreadChecker thread_checker_; | 46 base::ThreadChecker thread_checker_; |
| 47 | 47 |
| 48 DISALLOW_COPY_AND_ASSIGN(DeviceMonitorMac); | 48 DISALLOW_COPY_AND_ASSIGN(DeviceMonitorMac); |
| 49 }; | 49 }; |
| 50 | 50 |
| 51 } // namespace content | 51 } // namespace content |
| 52 | 52 |
| 53 #endif // MEDIA_CAPTURE_DEVICE_MONITOR_MAC_H_ | 53 #endif // DEVICE_CAPTURE_DEVICE_MONITOR_MAC_H_ |
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