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Make sure the joystick count is correct when the added and removed events are dispatched, in case someone is watching for them with an event filter.

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This commit is contained in:
Sam Lantinga 2013-11-08 14:04:59 -08:00
parent 621c7f8f1f
commit e3e24bded7
1 changed files with 8 additions and 3 deletions
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11
src/joystick/linux/SDL_sysjoystick.c
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@ -234,12 +234,15 @@ MaybeAddDevice(const char *path)
SDL_joylist_tail = item; SDL_joylist_tail = item;
} }
/* Need to increment the joystick count before we post the event */
++numjoysticks;
/* !!! FIXME: Move this to an SDL_PrivateJoyDeviceAdded() function? */ /* !!! FIXME: Move this to an SDL_PrivateJoyDeviceAdded() function? */
#if !SDL_EVENTS_DISABLED #if !SDL_EVENTS_DISABLED
event.type = SDL_JOYDEVICEADDED; event.type = SDL_JOYDEVICEADDED;
if (SDL_GetEventState(event.type) == SDL_ENABLE) { if (SDL_GetEventState(event.type) == SDL_ENABLE) {
event.jdevice.which = numjoysticks; event.jdevice.which = (numjoysticks - 1);
if ( (SDL_EventOK == NULL) || if ( (SDL_EventOK == NULL) ||
(*SDL_EventOK) (SDL_EventOKParam, &event) ) { (*SDL_EventOK) (SDL_EventOKParam, &event) ) {
SDL_PushEvent(&event); SDL_PushEvent(&event);
@ -247,7 +250,7 @@ MaybeAddDevice(const char *path)
} }
#endif /* !SDL_EVENTS_DISABLED */ #endif /* !SDL_EVENTS_DISABLED */
return numjoysticks++; return numjoysticks;
} }
#if SDL_USE_LIBUDEV #if SDL_USE_LIBUDEV
@ -282,6 +285,9 @@ MaybeRemoveDevice(const char *path)
SDL_joylist_tail = prev; SDL_joylist_tail = prev;
} }
/* Need to decrement the joystick count before we post the event */
--numjoysticks;
/* !!! FIXME: Move this to an SDL_PrivateJoyDeviceRemoved() function? */ /* !!! FIXME: Move this to an SDL_PrivateJoyDeviceRemoved() function? */
#if !SDL_EVENTS_DISABLED #if !SDL_EVENTS_DISABLED
event.type = SDL_JOYDEVICEREMOVED; event.type = SDL_JOYDEVICEREMOVED;
@ -298,7 +304,6 @@ MaybeRemoveDevice(const char *path)
SDL_free(item->path); SDL_free(item->path);
SDL_free(item->name); SDL_free(item->name);
SDL_free(item); SDL_free(item);
numjoysticks--;
return retval; return retval;
} }
prev = item; prev = item;