/// <summary>
/// Returns a duplicate of this entire list, where each item has been cloned
/// if it implements ICloneable. Otherwise, the values will be a shallow copy.
/// </summary>
/// <returns>The clone.</returns>
public object Clone()
{
CopyList <T> result = MemberwiseClone() as CopyList <T>;
OnCopy(result);
return(result);
}
/// <summary>
/// Occurs during the copy process and overrides the base behavior so that events are suspended.
/// </summary>
/// <param name="copy">The copy.</param>
protected override void OnCopy(CopyList <T> copy)
{
ChangeEventList <T> myCopy = copy as ChangeEventList <T>;
if (myCopy != null)
{
RemoveHandlers(myCopy);
myCopy.SuspendEvents();
}
base.OnCopy(copy);
myCopy?.ResumeEvents();
}
/// <summary>
/// This copies any individual members of the list. If the item can be
/// cloned, then it copies the cloned item. Otherwise it copies the regular item.
/// This method can be overridden to handle special behavior in sub-classes.
/// </summary>
/// <param name="copy">The copy.</param>
protected virtual void OnCopy(CopyList <T> copy)
{
copy.InnerList = new List <T>();
foreach (T item in InnerList)
{
ICloneable c = Global.SafeCastTo <ICloneable>(item);
if (c != null)
{
T value = Global.SafeCastTo <T>(c.Clone());
copy.Add(value);
}
else
{
copy.Add(item);
}
}
}
