/// <summary>
 /// Initializes a new instance of the <see cref="FocusOperationGroup"/> class.
 /// </summary>
 /// <param name="operationList">List of operations belonging to this group.</param>
 /// <param name="refresh">Optional refresh operation to execute at the end of undo and redo.</param>
 public FocusOperationGroup(FocusOperationReadOnlyList operationList, FocusGenericRefreshOperation refresh)
     : base(operationList, refresh)
 {
 }
 /// <summary>
 /// Initializes a new instance of the <see cref="FocusOperationGroup"/> class.
 /// </summary>
 /// <param name="operationList">List of operations belonging to this group.</param>
 /// <param name="refresh">Optional refresh operation to execute at the end of undo and redo.</param>
 protected FocusOperationGroup(FocusOperationList operationList, FocusGenericRefreshOperation refresh)
     : base(operationList, refresh)
 {
 }