check

gistfile1.as

    private function isProductSlotModelChangeKeyProperties(model:ProductionSlotModel):Boolean {
        var index: int = getSlotViewIndexBySlotModel(_slots, model);
        var slot:* = _slots[index];
        var result:Boolean = false;

        if (model.locked){
            if (model.ready_for_open){
                result = slot is SerialProductionSlotViewLockedReady;
                if (!result) return true;
            } else {
                result = slot is SerialProductionSlotViewLocked;
                if (!result) return true;
            }
        } else if (model.item_id == -1 || (model.item_id > -1 && !model.production_time.is_enabled)){
            result = slot is SerialProductionSlotViewNoTimer;
            if (!result) return true;
        } else {
            result = slot is SerialProductionSlotViewWorking;
            if (!result) return true;
        }
        return false;
    }