Necessary changes for making Ord & Item derivable

Also make use of superclass Product initialisations for Item.

1 files changed, 6 insertions, 1 deletions

diff --git a/ord.cxx b/ord.cxx
index 9dfd846..8472361 100644
--- a/ord.cxx
+++ b/ord.cxx
@@ -12,9 +12,14 @@ namespace QInterchange {
 	Ord::Ord(struct interchange_ord_order *order, QObject *parent) :
 		QAbstractListModel{parent}
 	{
-		ord = this;
+		init(order);
 		for (size_t i = 0; i < order->nitems; i++)
 			addItem(Item{&order->items[i]});
+	}
+
+	void Ord::init(struct interchange_ord_order *order)
+	{
+		ord = this;
 		m_subtotal = order->subtotal;
 		m_shipping = order->shipping;
 		m_totalCost = order->total_cost;