public virtual void Clear()
{
// Only clear items of this type
// that match the predicate.
var items = RealObject
.OfType <TNew>()
.ToArray();
foreach (var item in items)
{
RealObject.Remove(item);
}
}
public virtual bool Remove(TNew item) => RealObject.Remove(item);
public virtual bool Remove(TGroup group)
{
return(RealObject.Remove(group));
}
public virtual bool Remove(TGroup group) => RealObject.Remove(group);
public virtual bool Remove(TNew item)
{
return(RealObject.Remove(item));
}