/// <summary>
/// Removes the menu item at the specified index from this menu. </summary>
/// <param name="index"> the position of the item to be removed. </param>
public virtual void Remove(int index)
{
lock (TreeLock)
{
MenuItem mi = GetItem(index);
Items.RemoveAt(index);
MenuPeer peer = (MenuPeer)this.Peer_Renamed;
if (peer != null)
{
mi.RemoveNotify();
mi.Parent_Renamed = null;
peer.DelItem(index);
}
}
}
/// <summary>
/// Adds the specified menu item to this menu. If the
/// menu item has been part of another menu, removes it
/// from that menu.
/// </summary>
/// <param name="mi"> the menu item to be added </param>
/// <returns> the menu item added </returns>
/// <seealso cref= java.awt.Menu#insert(java.lang.String, int) </seealso>
/// <seealso cref= java.awt.Menu#insert(java.awt.MenuItem, int) </seealso>
public virtual MenuItem Add(MenuItem mi)
{
lock (TreeLock)
{
if (mi.Parent_Renamed != null)
{
mi.Parent_Renamed.remove(mi);
}
Items.Add(mi);
mi.Parent_Renamed = this;
MenuPeer peer = (MenuPeer)this.Peer_Renamed;
if (peer != null)
{
mi.AddNotify();
peer.AddItem(mi);
}
return(mi);
}
}
