internal DocumentSubsetCollection(DocumentObjectCollection A_0, DocumentObjectType A_1)
 {
     this.documentObjectCollection_0 = A_0;
     this.documentObjectType_0       = A_1;
     this.method_9();
     A_0.class54_0.method_0(new DocumentObjectCollection.ChangeItems(this.method_11));
 }
        internal void method_12(DocumentObjectCollection A_0)
        {
            int num   = 0;
            int count = base.Count;

            while (num < count)
            {
                A_0.Add(this[num].Clone());
                num++;
            }
        }