using System; using System.Collections; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace System.IO.Packaging { public class PackagePartCollection : IEnumerable, IEnumerable { internal List Parts { get; private set; } internal PackagePartCollection() { Parts = new List(); } public IEnumerator GetEnumerator() { return Parts.GetEnumerator(); } IEnumerator IEnumerable.GetEnumerator() { return Parts.GetEnumerator(); } } }