public virtual void Clear()
{
MenuTracker tracker = owner.Tracker;
foreach (MenuItem item in items)
{
if (tracker != null)
{
tracker.RemoveShortcuts(item);
}
item.parent_menu = null;
}
items.Clear();
owner.OnMenuChanged(EventArgs.Empty);
}
public virtual void RemoveAt(int index)
{
if (index < 0 || index >= Count)
{
throw new ArgumentOutOfRangeException("Index of out range");
}
MenuItem item = (MenuItem)items [index];
MenuTracker tracker = owner.Tracker;
if (tracker != null)
{
tracker.RemoveShortcuts(item);
}
item.parent_menu = null;
items.RemoveAt(index);
UpdateItemsIndices();
owner.OnMenuChanged(EventArgs.Empty);
}