// **********************************************************************
//
// Copyright (c) 2003-2007 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
package IceGridGUI.LiveDeployment;

import java.util.Enumeration;

import IceGrid.*;
import IceGridGUI.*;

//
// An TreeNode that holds a list of children
//
abstract class ListTreeNode extends TreeNode
{
    public Enumeration children()
    {
	return new Enumeration()
	    {
		public boolean hasMoreElements()
		{
		    return _p.hasNext();
		}

		public Object nextElement()
		{
		    return _p.next();
		}
		
		private java.util.Iterator _p = _children.iterator();
	    };
    }
    
    public boolean getAllowsChildren()
    {
	return true;
    }
    
    public javax.swing.tree.TreeNode getChildAt(int childIndex)
    {
	if(childIndex < 0)
	{
	    throw new ArrayIndexOutOfBoundsException(childIndex);
	}
	else if(childIndex < _children.size())
	{
	    return (javax.swing.tree.TreeNode)_children.get(childIndex);
	}
	else
	{
	    throw new ArrayIndexOutOfBoundsException(childIndex);
	}
    }
   
    public int getChildCount()
    {
	return _children.size();
    }
    
    public int getIndex(javax.swing.tree.TreeNode node)
    {
	return _children.indexOf(node);
    }

    public boolean isLeaf()
    {
	return _children.isEmpty();
    }

    protected ListTreeNode(TreeNode parent, String id)
    {
	super(parent, id);
    }

    protected final java.util.List _children = new java.util.LinkedList();
}