ui/aura/device_list_updater_aurax11.cc

   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 #include "ui/aura/device_list_updater_aurax11.h"
   6
   7 #include <X11/extensions/XInput2.h>
   8
   9 #include "ui/events/event_utils.h"
  10
  11 namespace aura {
  12
  13 DeviceListUpdaterAuraX11::DeviceListUpdaterAuraX11() {}
  14
  15 DeviceListUpdaterAuraX11::~DeviceListUpdaterAuraX11() {}
  16
  17 base::EventStatus DeviceListUpdaterAuraX11::WillProcessEvent(
  18     const base::NativeEvent& event) {
  19   // XI_HierarchyChanged events are special. There is no window associated with
  20   // these events. So process them directly from here.
  21   if (event->type == GenericEvent &&
  22       event->xgeneric.evtype == XI_HierarchyChanged) {
  23     ui::UpdateDeviceList();
  24   }
  25
  26   return base::EVENT_CONTINUE;
  27 }
  28
  29 void DeviceListUpdaterAuraX11::DidProcessEvent(const base::NativeEvent& event) {
  30 }
  31
  32 }  // namespace aura