ui/events/ozone/evdev/input_device_factory_evdev_proxy.h

   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_OZONE_EVDEV_INPUT_DEVICE_FACTORY_PROXY_EVDEV_H_
   6 #define UI_EVENTS_OZONE_EVDEV_INPUT_DEVICE_FACTORY_PROXY_EVDEV_H_
   7
   8 #include <set>
   9
  10 #include "base/compiler_specific.h"
  11 #include "base/files/file_path.h"
  12 #include "base/memory/ref_counted.h"
  13 #include "base/memory/weak_ptr.h"
  14 #include "base/single_thread_task_runner.h"
  15 #include "ui/events/ozone/evdev/events_ozone_evdev_export.h"
  16
  17 namespace ui {
  18
  19 enum class DomCode;
  20 class InputDeviceFactoryEvdev;
  21
  22 typedef base::Callback<void(scoped_ptr<std::string>)> GetTouchDeviceStatusReply;
  23
  24 // Thread safe proxy for InputDeviceFactoryEvdev.
  25 //
  26 // This is used on the UI thread to proxy calls to the real object on
  27 // the device I/O thread.
  28 class EVENTS_OZONE_EVDEV_EXPORT InputDeviceFactoryEvdevProxy {
  29  public:
  30   InputDeviceFactoryEvdevProxy(
  31       scoped_refptr<base::SingleThreadTaskRunner> task_runner,
  32       base::WeakPtr<InputDeviceFactoryEvdev> input_device_factory);
  33   ~InputDeviceFactoryEvdevProxy();
  34
  35   // See InputDeviceFactoryEvdev for docs. These calls simply forward to
  36   // that object on another thread.
  37   void AddInputDevice(int id, const base::FilePath& path);
  38   void RemoveInputDevice(const base::FilePath& path);
  39   void DisableInternalTouchpad();
  40   void EnableInternalTouchpad();
  41   void DisableInternalKeyboardExceptKeys(
  42       scoped_ptr<std::set<DomCode>> excepted_keys);
  43   void EnableInternalKeyboard();
  44   void SetTouchpadSensitivity(int value);
  45   void SetTapToClick(bool enabled);
  46   void SetThreeFingerClick(bool enabled);
  47   void SetTapDragging(bool enabled);
  48   void SetNaturalScroll(bool enabled);
  49   void SetMouseSensitivity(int value);
  50   void SetTapToClickPaused(bool state);
  51   void GetTouchDeviceStatus(const GetTouchDeviceStatusReply& reply);
  52
  53  private:
  54   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
  55   base::WeakPtr<InputDeviceFactoryEvdev> input_device_factory_;
  56
  57   DISALLOW_COPY_AND_ASSIGN(InputDeviceFactoryEvdevProxy);
  58 };
  59
  60 }  // namespace ui
  61
  62 #endif  // UI_EVENTS_OZONE_EVDEV_INPUT_DEVICE_FACTORY_PROXY_EVDEV_H_