| // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/chromeos/xinput_hierarchy_changed_event_listener.h" |
| |
| namespace chromeos { |
| |
| void XInputHierarchyChangedEventListener::Init() { |
| base::MessageLoopForUI::current()->AddObserver(this); |
| } |
| |
| void XInputHierarchyChangedEventListener::StopImpl() { |
| base::MessageLoopForUI::current()->RemoveObserver(this); |
| } |
| |
| base::EventStatus XInputHierarchyChangedEventListener::WillProcessEvent( |
| const base::NativeEvent& event) { |
| // There may be multiple listeners for the XI_HierarchyChanged event. So |
| // always return EVENT_CONTINUE to make sure all the listeners receive the |
| // event. |
| ProcessedXEvent(event); |
| return base::EVENT_CONTINUE; |
| } |
| |
| void XInputHierarchyChangedEventListener::DidProcessEvent( |
| const base::NativeEvent& event) { |
| } |
| |
| } // namespace chromeos |