func UnregisterKeySniffer(callback KeySnifferCallback, beforeWindows bool, ref interface{}) bool {
var id *C.char
for key, info := range keySnifferCallbacks {
if info.funcPointerAsString == fmt.Sprint(callback) && info.ref == ref {
id = key
defer C.free(unsafe.Pointer(id))
}
}
return C.XPLMUnregisterKeySniffer(C.XPLMKeySniffer_f(unsafe.Pointer(C.keySnifferCallback)), C.int(goplane.FromBoolToInt(beforeWindows)), unsafe.Pointer(id)) == 1
}
func RegisterKeySniffer(callback KeySnifferCallback, beforeWindows bool, ref interface{}) bool {
id := C.CString(goplane.IdGenerator())
keySnifferCallbacks[id] = regSnifferData{fmt.Sprint(callback), callback, ref}
return C.XPLMRegisterKeySniffer(C.XPLMKeySniffer_f(unsafe.Pointer(C.keySnifferCallback)), C.int(goplane.FromBoolToInt(beforeWindows)), unsafe.Pointer(id)) == 1
}