Home | History | Annotate | Download | only in x 
      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 #ifndef UI_EVENTS_X_HOTPLUG_EVENT_HANDLER_H_
      6 #define UI_EVENTS_X_HOTPLUG_EVENT_HANDLER_H_
      7 
      8 #include "ui/events/x/device_list_cache_x.h"
      9 
     10 namespace ui {
     11 
     12 class DeviceHotplugEventObserver;
     13 
     14 // Parses X11 native devices and propagates the list of active devices to an
     15 // observer.
     16 class EVENTS_BASE_EXPORT HotplugEventHandlerX11 {
     17  public:
     18   explicit HotplugEventHandlerX11(DeviceHotplugEventObserver* delegate);
     19   ~HotplugEventHandlerX11();
     20 
     21   // Called on an X11 hotplug event.
     22   void OnHotplugEvent();
     23 
     24  private:
     25   void HandleTouchscreenDevices(const XIDeviceList& device_list);
     26 
     27   DeviceHotplugEventObserver* delegate_;  // Not owned.
     28 
     29   DISALLOW_COPY_AND_ASSIGN(HotplugEventHandlerX11);
     30 };
     31 
     32 }  // namespace ui
     33 
     34 #endif  // UI_EVENTS_X_HOTPLUG_EVENT_HANDLER_H_
     35