dolphin/Source/Core/InputCommon/ControllerInterface/OSX/OSXKeyboard.h

// Copyright 2010 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.

#pragma once

#include <IOKit/hid/IOHIDLib.h>

#include "InputCommon/ControllerInterface/Device.h"

namespace ciface
{
namespace OSX
{
class Keyboard : public Core::Device
{
private:
  class Key : public Input
  {
  public:
    Key(IOHIDElementRef element, IOHIDDeviceRef device);
    std::string GetName() const override;
    ControlState GetState() const override;

  private:
    const IOHIDElementRef m_element;
    const IOHIDDeviceRef m_device;
    std::string m_name;
  };

  class Cursor : public Input
  {
  public:
    Cursor(u8 index, const float& axis, const bool positive)
        : m_axis(axis), m_index(index), m_positive(positive)
    {
    }
    std::string GetName() const override;
    bool IsDetectable() override { return false; }
    ControlState GetState() const override;

  private:
    const float& m_axis;
    const u8 m_index;
    const bool m_positive;
  };

  class Button : public Input
  {
  public:
    Button(u8 index, const unsigned char& button) : m_button(button), m_index(index) {}
    std::string GetName() const override;
    ControlState GetState() const override;

  private:
    const unsigned char& m_button;
    const u8 m_index;
  };

public:
  void UpdateInput() override;

  Keyboard(IOHIDDeviceRef device, std::string name, void* window);

  std::string GetName() const override;
  std::string GetSource() const override;
  bool IsSameDevice(const IOHIDDeviceRef) const;

private:
  struct
  {
    float x, y;
  } m_cursor;

  const IOHIDDeviceRef m_device;
  const std::string m_device_name;
  uint32_t m_windowid;
  unsigned char m_mousebuttons[3];
};
}
}