protected override int AddItem(ViewStatePartBase item)
{
DropDownTreeItem item2 = (DropDownTreeItem)item;
item2.DropDownTree = this.DropDownTree;
item2.Owner = this.Owner;
item2.Init();
return(base.AddItem(item2));
}
protected virtual void CopyFrom(ViewStatePartBase s)
{
if ((s != null) && !s.IsEmpty)
{
foreach (string str in s.ViewState.Keys)
{
this.ViewState.Add(str, s.ViewState[str]);
}
}
}
protected virtual void MergeWith(ViewStatePartBase s)
{
if ((s != null) && !s.IsEmpty)
{
foreach (string str in s.ViewState.Keys)
{
if (!this.IsSet(str))
{
this.ViewState.Add(str, s.ViewState[str]);
}
}
}
}
protected virtual int AddItem(ViewStatePartBase item)
{
if (item == null)
{
throw new ArgumentNullException("item", "item can't be null!");
}
if (this._isTrackingViewState)
{
item.TrackViewState();
item.SetDirty();
}
base.InnerList.Add(item);
return(base.InnerList.Count - 1);
}
public virtual void LoadViewState(object savedState)
{
if (savedState != null)
{
Pair pair = (Pair)savedState;
ArrayList first = (ArrayList)pair.First;
ArrayList second = (ArrayList)pair.Second;
for (int i = 0; i < first.Count; i++)
{
int num2 = (int)second[i];
if (num2 < base.Count)
{
((ViewStatePartBase)base.InnerList[num2]).LoadViewState(first[i]);
}
else
{
ViewStatePartBase item = this.NewItem();
item.LoadViewState(first[i]);
this.AddItem(item);
}
}
}
}