We saved customer information in the previous section through the submissions interface. However, for our customer service representatives to lookup customer information, we will need to provide a lookup feature and the ability to make changes to existing orders for the current customer.
We will make use of a variety of controls from
Expander, and perform TwoWay data binding of our
Customer entity. Because of the relationship between
Event entities and the relationship between
Order entities, we can make a drill down type of form using listboxes that implement custom
ItemTemplates. To do this, we will need to complete the following steps: