text: ////////////////////////////////////////////////////////////
  //
  // SFML - Simple and Fast Multimedia Library
  // Copyright (C) 2007-2018 Laurent Gomila (laurent@sfml-dev.org)
  //
  // 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_SHAREDDISPLAY_HPP
  #define SFML_SHAREDDISPLAY_HPP
  
  ////////////////////////////////////////////////////////////
  // Headers
  ////////////////////////////////////////////////////////////
  #include <X11/Xlib.h>
  #include <string>
  
  
  namespace sf
  {
  namespace priv
  {
  ////////////////////////////////////////////////////////////
  /// \brief Get the shared Display
  ///
  /// This function increments the reference count of the display,
  /// it must be matched with a call to CloseDisplay.
  ///
  /// \return Pointer to the shared display
  ///
  ////////////////////////////////////////////////////////////
  Display* OpenDisplay();
  
  ////////////////////////////////////////////////////////////
  /// \brief Release a reference to the shared display
  ///
  /// \param display Display to release
  ///
  ////////////////////////////////////////////////////////////
  void CloseDisplay(Display* display);
  
  ////////////////////////////////////////////////////////////
  /// \brief Get the atom with the specified name
  ///
  /// \param name         Name of the atom
  /// \param onlyIfExists Don't try to create the atom if it doesn't already exist
  ///
  /// \return Atom if it exists or None (0) if it doesn't
  ///
  ////////////////////////////////////////////////////////////
  Atom getAtom(const std::string& name, bool onlyIfExists = false);
  
  } // namespace priv
  
  } // namespace sf
  
  
  #endif // SFML_SHAREDDISPLAY_HPP
  