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      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 #ifndef UI_AURA_DEVICE_LIST_UPDATER_AURAX11_H_
      6 #define UI_AURA_DEVICE_LIST_UPDATER_AURAX11_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "base/compiler_specific.h"
     10 #include "base/message_loop/message_pump_observer.h"
     11 
     12 namespace aura {
     13 
     14 // Filters out global XInput notifications and updates the DeviceList.
     15 class DeviceListUpdaterAuraX11 : public base::MessagePumpObserver {
     16  public:
     17   DeviceListUpdaterAuraX11();
     18   virtual ~DeviceListUpdaterAuraX11();
     19 
     20   // Overridden from base::MessagePumpObserver:
     21   virtual base::EventStatus WillProcessEvent(
     22       const base::NativeEvent& event) OVERRIDE;
     23   virtual void DidProcessEvent(
     24       const base::NativeEvent& event) OVERRIDE;
     25 
     26  private:
     27   DISALLOW_COPY_AND_ASSIGN(DeviceListUpdaterAuraX11);
     28 };
     29 
     30 }  // namespace aura
     31 
     32 #endif  // UI_AURA_DEVICE_LIST_UPDATER_AURAX11_H_
     33