//the basic initialization of the item store
protected virtual ItemStore GenerateItemStore()
{
//load the item entry structure. Note that contents is specific because EntryStructure can be
//overloaded in child entities
ItemStore newstore = new ItemStore(StoreEntry.CloneList(EntryStructure));
//write the new display column number to the store
newstore.DisplayColumns = DisplayColumns;
newstore.RegisterEntries();
return(newstore);
}