/* This function (and associated calls) may be called more than once */
int
SDL_StartEventLoop(Uint32 flags)
{
int retcode;
/* Clean out the event queue */
SDL_EventThread = NULL;
SDL_EventQ.lock = NULL;
SDL_StopEventLoop();
/* No filter to start with, process most event types */
SDL_EventOK = NULL;
SDL_memset(SDL_ProcessEvents, SDL_ENABLE, sizeof(SDL_ProcessEvents));
SDL_eventstate = ~0;
/* It's not save to call SDL_EventState() yet */
SDL_eventstate &= ~(0x00000001 << SDL_SYSWMEVENT);
SDL_ProcessEvents[SDL_SYSWMEVENT] = SDL_IGNORE;
/* Initialize event handlers */
retcode = 0;
retcode += SDL_KeyboardInit();
retcode += SDL_MouseInit();
retcode += SDL_QuitInit();
if (retcode < 0) {
/* We don't expect them to fail, but... */
return (-1);
}
/* Create the lock and event thread */
if (SDL_StartEventThread(flags) < 0) {
SDL_StopEventLoop();
return (-1);
}
return (0);
}
int SDL_StartEventLoop(Uint32 flags)
{
int retcode;
SDL_EventThread = NULL;
SDL_EventQ.lock = NULL;
SDL_StopEventLoop();
SDL_EventOK = NULL;
SDL_memset(SDL_ProcessEvents,SDL_ENABLE,sizeof(SDL_ProcessEvents));
SDL_eventstate = ~0;
SDL_eventstate &= ~(0x00000001 << SDL_SYSWMEVENT);
SDL_ProcessEvents[SDL_SYSWMEVENT] = SDL_IGNORE;
retcode = 0;
retcode += SDL_AppActiveInit();
retcode += SDL_KeyboardInit();
retcode += SDL_MouseInit();
retcode += SDL_QuitInit();
if ( retcode < 0 ) {
return(-1);
}
if ( SDL_StartEventThread(flags) < 0 ) {
SDL_StopEventLoop();
return(-1);
}
return(0);
}
void
SDL_QuitSubSystem(Uint32 flags)
{
/* Shut down requested initialized subsystems */
#if !SDL_JOYSTICK_DISABLED
if ((flags & SDL_INIT_GAMECONTROLLER)) {
/* game controller implies joystick */
flags |= SDL_INIT_JOYSTICK;
if (SDL_PrivateShouldQuitSubsystem(SDL_INIT_GAMECONTROLLER)) {
SDL_GameControllerQuit();
}
SDL_PrivateSubsystemRefCountDecr(SDL_INIT_GAMECONTROLLER);
}
if ((flags & SDL_INIT_JOYSTICK)) {
/* joystick implies events */
flags |= SDL_INIT_EVENTS;
if (SDL_PrivateShouldQuitSubsystem(SDL_INIT_JOYSTICK)) {
SDL_JoystickQuit();
}
SDL_PrivateSubsystemRefCountDecr(SDL_INIT_JOYSTICK);
}
#endif
#if !SDL_HAPTIC_DISABLED
if ((flags & SDL_INIT_HAPTIC)) {
if (SDL_PrivateShouldQuitSubsystem(SDL_INIT_HAPTIC)) {
SDL_HapticQuit();
}
SDL_PrivateSubsystemRefCountDecr(SDL_INIT_HAPTIC);
}
#endif
#if !SDL_AUDIO_DISABLED
if ((flags & SDL_INIT_AUDIO)) {
if (SDL_PrivateShouldQuitSubsystem(SDL_INIT_AUDIO)) {
SDL_AudioQuit();
}
SDL_PrivateSubsystemRefCountDecr(SDL_INIT_AUDIO);
}
#endif
#if !SDL_VIDEO_DISABLED
if ((flags & SDL_INIT_VIDEO)) {
/* video implies events */
flags |= SDL_INIT_EVENTS;
if (SDL_PrivateShouldQuitSubsystem(SDL_INIT_VIDEO)) {
SDL_VideoQuit();
}
SDL_PrivateSubsystemRefCountDecr(SDL_INIT_VIDEO);
}
#endif
#if !SDL_TIMERS_DISABLED
if ((flags & SDL_INIT_TIMER)) {
if (SDL_PrivateShouldQuitSubsystem(SDL_INIT_TIMER)) {
SDL_TimerQuit();
}
SDL_PrivateSubsystemRefCountDecr(SDL_INIT_TIMER);
}
#endif
#if !SDL_EVENTS_DISABLED
if ((flags & SDL_INIT_EVENTS)) {
if (SDL_PrivateShouldQuitSubsystem(SDL_INIT_EVENTS)) {
SDL_QuitQuit();
SDL_StopEventLoop();
}
SDL_PrivateSubsystemRefCountDecr(SDL_INIT_EVENTS);
}
#endif
}
