The order status are following the Managing Orders of Woocommerce. There is only difference in On-Hold status.
When the order is in On-Hold status, it will be monitor the tx-hash by monitor-eth-tx
Widget configs in the plugin are base on the widget configs from its generator and modified to fit Woocommerce model.
Those configs are define in widget as a payment gateway settings in Woocommerce and define in kyber-settings.php
The main logic of handling payment through widget is defined in class-woo-kyber-payment-gateway.php
Order created -> Pending payment -> On-hold(payment broadcasted - mornitoring) -> Processing (payment success) or Failed (payment failure)