@Override
  public void valueChanged(TreeSelectionEvent e) {
    if (e.getSource() == colors && !locked) {
      TreeSelectionModel tsm = colors.getSelectionModel();
      TreePath tp[] = tsm.getSelectionPaths();
      if (tp == null) return;
      Vector<ClassedItem> tmp = new Vector<ClassedItem>();
      for (TreePath element : tp) {
        try {
          Object[] path = element.getPath();
          ClassedItem ci = new ClassedItem(path[1].toString(), path[2].toString());
          tmp.add(ci);
        } catch (Exception exp) {
          // User did not select a leafnode
        }
      }

      if (sceneElement instanceof NenyaImageSceneElement) {
        ((NenyaImageSceneElement) sceneElement).setColorList(tmp.toArray(new ClassedItem[0]));
      }
      if (sceneElement instanceof NenyaTileSceneElement) {
        ((NenyaTileSceneElement) sceneElement).setColorList(tmp.toArray(new ClassedItem[0]));
      }
      if (sceneElement instanceof NenyaComponentSceneElement) {
        ((NenyaComponentSceneElement) sceneElement)
            .getComponents()[itemList.getSelectedIndex()].setColorList(
                tmp.toArray(new ClassedItem[0]));
      }

      submitElement(sceneElement, null);
    } else {
      super.valueChanged(e);
    }
  }
    public static Image createImage(final JTree tree) {
      final TreeSelectionModel model = tree.getSelectionModel();
      final TreePath[] paths = model.getSelectionPaths();

      int count = 0;
      final List<ChangesBrowserNode> nodes = new ArrayList<ChangesBrowserNode>();
      for (final TreePath path : paths) {
        final ChangesBrowserNode node = (ChangesBrowserNode) path.getLastPathComponent();
        if (!node.isLeaf()) {
          nodes.add(node);
          count += node.getCount();
        }
      }

      for (TreePath path : paths) {
        final ChangesBrowserNode element = (ChangesBrowserNode) path.getLastPathComponent();
        boolean child = false;
        for (final ChangesBrowserNode node : nodes) {
          if (node.isNodeChild(element)) {
            child = true;
            break;
          }
        }

        if (!child) {
          if (element.isLeaf()) count++;
        } else if (!element.isLeaf()) {
          count -= element.getCount();
        }
      }

      final JLabel label = new JLabel(VcsBundle.message("changes.view.dnd.label", count));
      label.setOpaque(true);
      label.setForeground(tree.getForeground());
      label.setBackground(tree.getBackground());
      label.setFont(tree.getFont());
      label.setSize(label.getPreferredSize());
      final BufferedImage image =
          new BufferedImage(label.getWidth(), label.getHeight(), BufferedImage.TYPE_INT_ARGB);

      Graphics2D g2 = (Graphics2D) image.getGraphics();
      g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.7f));
      label.paint(g2);
      g2.dispose();

      return image;
    }