ui/events/ozone/evdev/event_thread_evdev.h

   1 // Copyright 2015 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_OZONE_EVDEV_EVENT_THREAD_EVDEV_H_
   6 #define UI_EVENTS_OZONE_EVDEV_EVENT_THREAD_EVDEV_H_
   7
   8 #include "base/callback.h"
   9 #include "base/memory/scoped_ptr.h"
  10
  11 namespace base {
  12 class Thread;
  13 }
  14
  15 namespace ui {
  16
  17 class CursorDelegateEvdev;
  18 class DeviceEventDispatcherEvdev;
  19 class InputDeviceFactoryEvdevProxy;
  20
  21 typedef base::Callback<void(scoped_ptr<InputDeviceFactoryEvdevProxy>)>
  22     EventThreadStartCallback;
  23
  24 // Wrapper for events thread.
  25 class EventThreadEvdev {
  26  public:
  27   EventThreadEvdev();
  28   ~EventThreadEvdev();
  29
  30   // Start a new events thread. All device events will get sent to the
  31   // passed dispatcher. The thread will call directly into cursor, so it
  32   // must be synchronized accordingly.
  33   void Start(scoped_ptr<DeviceEventDispatcherEvdev> dispatcher,
  34              CursorDelegateEvdev* cursor,
  35              const EventThreadStartCallback& callback);
  36
  37  private:
  38   scoped_ptr<base::Thread> thread_;
  39
  40   DISALLOW_COPY_AND_ASSIGN(EventThreadEvdev);
  41 };
  42
  43 }  // namespace ui
  44
  45 #endif  // UI_EVENTS_OZONE_EVDEV_EVENT_THREAD_EVDEV_H_