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Fix issue 54. #56

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Fix issue 54. #56

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20 changes: 17 additions & 3 deletions sdl/sdl.go
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Original file line number Diff line number Diff line change
Expand Up @@ -725,9 +725,19 @@ func WaitEvent() Event {
return goEvent((*cevent)(cast(&cev)))
}

// Push the event onto the event queue
// Push the event onto the event queue. Note that it must be passed a
// pointer to one of the Event structs, not a value. Thus
//
// PushEvent(&UserEvent{})
//
// will succeed, but
//
// PushEvent(UserEvent{})
//
// will result in a panic.
func PushEvent(event Event) bool {
ret := C.SDL_PushEvent((*C.SDL_Event)(cast(cEvent(event))))
cev := cEvent(event)
ret := C.SDL_PushEvent((*C.SDL_Event)(cast(cev)))

return ret != 0
}
Expand Down Expand Up @@ -778,7 +788,11 @@ func goEvent(cev *cevent) Event {

func cEvent(ev Event) *cevent {
evv := reflect.ValueOf(ev)
return (*cevent)(cast(evv.UnsafeAddr()))
if k := evv.Kind(); k != reflect.Ptr {
panic("Can't handle kind: " + k.String())
}

return (*cevent)(cast(evv.Elem().UnsafeAddr()))
}

// Time
Expand Down