/*
 * $Id$
 *
 * Copyright (c) 2005-2011 by Rodney Kinney, Brent Easton
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License (LGPL) as published by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, copies are available
 * at http://www.opensource.org.
 */
package VASSAL.configure;

import java.awt.Frame;

import javax.swing.event.TreeSelectionEvent;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.TreePath;

import VASSAL.build.Buildable;
import VASSAL.build.Configurable;
import VASSAL.tools.ArrayUtils;

/**
 * Widget for selecting the full path of a Component in the Buildable hierarchy
 */
public class ChooseComponentPathDialog extends ChooseComponentDialog {
  private static final long serialVersionUID = 1L;

  private Configurable[] path;

  public ChooseComponentPathDialog(Frame owner,
                                   Class<? extends Buildable> targetClass) {
    super(owner, targetClass);
  }

  public void valueChanged(TreeSelectionEvent e) {
    super.valueChanged(e);

    final TreePath p = e.getPath();
    if (p != null) {
      final DefaultMutableTreeNode node =
        (DefaultMutableTreeNode) p.getLastPathComponent();

      Object x[] = node.getUserObjectPath();
      Configurable[] userObjectPath = new Configurable[x.length];

      for (int i = 0; i < x.length; i++) {
        userObjectPath[i] = (Configurable) x[i];
      }

      path = ArrayUtils.copyOfRange(userObjectPath, 1, userObjectPath.length);
    }
    else {
      path = null;
    }
  }

  public Configurable[] getPath() {
    return path;
  }

}