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 3 // found in the LICENSE file. 4 5 // This class is used to detect device change and notify base::SystemMonitor 6 // on Linux. 7 8 #ifndef CONTENT_BROWSER_DEVICE_MONITOR_LINUX_H_ 9 #define CONTENT_BROWSER_DEVICE_MONITOR_LINUX_H_ 10 11 #include "base/basictypes.h" 12 #include "base/memory/scoped_ptr.h" 13 #include "base/message_loop/message_loop.h" 14 15 extern "C" { 16 struct udev_device; 17 } 18 19 namespace content { 20 21 class UdevLinux; 22 23 class DeviceMonitorLinux : public base::MessageLoop::DestructionObserver { 24 public: 25 DeviceMonitorLinux(); 26 virtual ~DeviceMonitorLinux(); 27 28 private: 29 // This object is deleted on the UI thread after the IO thread has been 30 // destroyed. Need to know when IO thread is being destroyed so that 31 // we can delete udev_. 32 virtual void WillDestroyCurrentMessageLoop() OVERRIDE; 33 34 void Initialize(); 35 void OnDevicesChanged(udev_device* device); 36 37 scoped_ptr<UdevLinux> udev_; 38 39 DISALLOW_COPY_AND_ASSIGN(DeviceMonitorLinux); 40 }; 41 42 } // namespace content 43 44 #endif // CONTENT_BROWSER_DEVICE_MONITOR_LINUX_H_ 45
