public IEnumerable <IAtomicOperation> CreateActions(IDocLeaf sender)
{
DocList <T> docList = sender as DocList <T>;
List <IAtomicOperation> actions = new List <IAtomicOperation>();
if (NewItems != null)
{
for (int i = 0; i < NewItems.Count; i++)
{
T obj = (T)NewItems[i];
actions.Add(new DocListActionAdd(
sender, NewStartingIndex + i, obj));
}
}
if (OldItems != null)
{
for (int i = OldItems.Count - 1; i >= 0; i--)
{
T obj = (T)OldItems[i];
actions.Add(new DocListActionRemove(
sender, docList.IndexOf(obj), obj));
}
}
return(actions);
}
