public bool Contains(Object item)
{
foreach (Category c in this.categories.Values)
{
if (c.Contains(item.Name))
{
return(true);
}
}
return(false);
}
public void Add(Object item)
{
if (item == null)
{
return;
}
if (item.Category == null)
{
throw new ArgumentException("Cannot add objects without a category");
}
if (!this.categories.ContainsKey(item.Category.Name))
{
this.Add(item.Category);
}
else
{
this.categories[item.Category.Name].AddObject(item);
}
}
