Inheritance: UnityEngine.MonoBehaviour
 // Use this for initialization
 public void SetPaymentMethods(XsollaPaymentMethods paymentMethods)
 {
     _paymentMethods = paymentMethods;
     if(adapter == null)
         adapter = GetComponent<PaymentMethodsAdapter>();// gameObject.AddComponent <PaymentMethodsAdapter>() as PaymentMethodsAdapter;
     adapter.SetManager (_paymentMethods);
     gridView = GetComponent<GridView> ();
     gridView.SetAdapter (adapter, 6);
 }