게임 런처와 핸드헬드

#include <gamingexperience.h>
#pragma comment(lib, "windowsapp.lib")

if (IsApiSetImplemented("api-ms-win-gaming-experience-l1-1-0"))
{
   if (IsGamingFullScreenExperienceActive())
   {
      // Full Screen Experiences (FSE) 활성
   }
}

static GAMING_FULL_SCREEN_EXPERIENCE_REGISTRATION g_fseHandle = nullptr;

// ...

if (IsApiSetImplemented("api-ms-win-gaming-experience-l1-1-0"))
{
  RegisterGamingFullScreenExperienceChangeNotification([](PVOID)
  {
    // Full Screen Experience (FSE) 변경, 활성 여부 조회
    if (IsGamingFullScreenExperienceActive())
    {
      // FSE가 활성으로 변경됨
    }
    else
    {
      // FSE가 비활성으로 변경됨
    }
  }, nullptr, &g_fseHandle);
}

// ...

if (IsApiSetImplemented("api-ms-win-gaming-experience-l1-1-0"))
{
   UnregisterGamingFullScreenExperienceChangeNotification(g_fseHandle);
}