public void GetData(Action<DataItem, Exception> callback)
{
// Use this to create design time data
var item = new DataItem("Welcome to MVVM Light [design]");
callback(item, null);
}
public void GetData(Action<DataItem, Exception> callback)
{
var db = new ProductContext();
var categories = db.Categories.ToList();
// Use this to connect to the actual data service
var item = new DataItem("Welcome to MVVM Light");
callback(item, null);
}