/// <summary> Get a child page by code </summary>
/// <param name="ChildCode"> Code for this child page </param>
/// <returns> Either the matching page, or NULL </returns>
public Item_Aggregation_Child_Page Child_Page_By_Code(string ChildCode)
{
if (Child_Pages == null)
{
return(null);
}
return(Child_Pages.FirstOrDefault(ChildPage => String.Compare(ChildCode, ChildPage.Code, StringComparison.InvariantCultureIgnoreCase) == 0));
}
/// <summary> Add a child page to this item aggregatiion </summary>
/// <param name="ChildPage"> New child page to add </param>
public void Add_Child_Page(Item_Aggregation_Child_Page ChildPage)
{
if (Child_Pages == null)
{
Child_Pages = new List <Item_Aggregation_Child_Page>();
}
else
{
Item_Aggregation_Child_Page existingPage = Child_Page_By_Code(ChildPage.Code);
if (existingPage != null)
{
Child_Pages.Remove(existingPage);
}
}
Child_Pages.Add(ChildPage);
}