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////////////////////////////////////////////////////////////
//
// SFML - Simple and Fast Multimedia Library
// Copyright (C) 2007-2014 Marco Antognini (antognini.marco@gmail.com),
// Laurent Gomila (laurent.gom@gmail.com),
//
// This software is provided 'as-is', without any express or implied warranty.
// In no event will the authors be held liable for any damages arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it freely,
// subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented;
// you must not claim that you wrote the original software.
// If you use this software in a product, an acknowledgment
// in the product documentation would be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such,
// and must not be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source distribution.
//
////////////////////////////////////////////////////////////
#ifndef SFML_HIDJOYSTICKMANAGER_HPP
#define SFML_HIDJOYSTICKMANAGER_HPP
////////////////////////////////////////////////////////////
// Headers
////////////////////////////////////////////////////////////
#include <SFML/System/NonCopyable.hpp>
#include <IOKit/hid/IOHIDDevice.h>
#include <IOKit/hid/IOHIDManager.h>
namespace sf
{
namespace priv
{
////////////////////////////////////////////////////////////
/// \brief sf::priv::InputImpl helper
///
/// This class manage as a singleton instance the joysticks.
/// It's only purpose is to help sf::priv::JoystickImpl class.
///
////////////////////////////////////////////////////////////
class HIDJoystickManager : NonCopyable
{
public:
////////////////////////////////////////////////////////////
/// \brief Get the unique instance of the class
///
/// \note Private use only
///
/// \return Reference to the HIDJoystickManager instance
///
////////////////////////////////////////////////////////////
static HIDJoystickManager& getInstance();
public:
////////////////////////////////////////////////////////////
/// \brief Get the number of currently connected joystick
///
////////////////////////////////////////////////////////////
unsigned int getJoystickCount();
////////////////////////////////////////////////////////////
/// \brief Copy the devices associated with this HID manager
///
/// \return a retained CFSetRef of IOHIDDeviceRef or NULL
///
////////////////////////////////////////////////////////////
CFSetRef copyJoysticks();
private:
////////////////////////////////////////////////////////////
/// \brief Default constructor
///
////////////////////////////////////////////////////////////
HIDJoystickManager();
////////////////////////////////////////////////////////////
/// \brief Destructor
///
////////////////////////////////////////////////////////////
~HIDJoystickManager();
////////////////////////////////////////////////////////////
/// \brief Make sure all event have been processed in the run loop
///
////////////////////////////////////////////////////////////
void update();
private:
////////////////////////////////////////////////////////////
/// \brief Private "plug-in" callback
/// \note Only 'context' parameter is used.
/// \see IOHIDDeviceCallback
///
////////////////////////////////////////////////////////////
static void pluggedIn(void* context, IOReturn, void*, IOHIDDeviceRef);
////////////////////////////////////////////////////////////
/// \brief Private "plug-out" callback
/// \note Only 'context' parameter is used.
/// \see IOHIDDeviceCallback
///
////////////////////////////////////////////////////////////
static void pluggedOut(void* context, IOReturn, void*, IOHIDDeviceRef);
private:
////////////////////////////////////////////////////////////
// Member data
////////////////////////////////////////////////////////////
IOHIDManagerRef m_manager; ///< HID Manager
unsigned int m_joystickCount;///< Number of joysticks currently connected
};
} // namespace priv
} // namespace sf
#endif
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