/**
   * Draws the GUI that allows a user to select assets to be updated.
   *
   * @return true if the user made a valid choice of assets to replace.
   * @throws PipelineException
   */
  private boolean buildUpdateGUI() throws PipelineException {
    Box finalBox = new Box(BoxLayout.Y_AXIS);
    top = new Box(BoxLayout.Y_AXIS);

    JScrollPane scroll;

    {
      scroll = new JScrollPane(finalBox);

      scroll.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
      scroll.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);

      Dimension size = new Dimension(sVSize + sVSize + sTSize + 52, 500);
      scroll.setMinimumSize(size);
      scroll.setPreferredSize(size);
      scroll.getViewport().setScrollMode(JViewport.BACKINGSTORE_SCROLL_MODE);
    }

    /* query the user */
    diag = new JToolDialog("Propagate Asset", scroll, "Continue");

    areas = mclient.getWorkingAreas();
    {
      Box hbox = new Box(BoxLayout.X_AXIS);
      Component comps[] = UIFactory.createTitledPanels();
      JPanel tpanel = (JPanel) comps[0];
      JPanel vpanel = (JPanel) comps[1];
      {
        userField =
            UIFactory.createTitledCollectionField(
                tpanel,
                "User:"******"The user whose area the node is being created in.");
        userField.setActionCommand("user");
        userField.setSelected(PackageInfo.sUser);
        userField.addActionListener(this);
      }
      UIFactory.addVerticalSpacer(tpanel, vpanel, 3);
      {
        viewField =
            UIFactory.createTitledCollectionField(
                tpanel,
                "View:",
                sTSize,
                vpanel,
                areas.get(PackageInfo.sUser),
                diag,
                sVSize,
                "The working area to create the nodes in.");
        viewField.setActionCommand("wrap");
        viewField.addActionListener(this);
      }
      UIFactory.addVerticalSpacer(tpanel, vpanel, 3);
      {
        toolsetField =
            UIFactory.createTitledCollectionField(
                tpanel,
                "Toolset:",
                sTSize,
                vpanel,
                mclient.getActiveToolsetNames(),
                diag,
                sVSize,
                "The toolset to set on all the nodes.");
        toolsetField.setSelected(mclient.getDefaultToolsetName());
        toolsetField.setActionCommand("wrap");
        toolsetField.addActionListener(this);
      }
      UIFactory.addVerticalSpacer(tpanel, vpanel, 3);

      w =
          new Wrapper(
              userField.getSelected(),
              viewField.getSelected(),
              toolsetField.getSelected(),
              mclient);

      charList = SonyConstants.getAssetList(w, project, AssetType.CHARACTER);
      setsList = SonyConstants.getAssetList(w, project, AssetType.SET);
      propsList = SonyConstants.getAssetList(w, project, AssetType.PROP);

      {
        projectField =
            UIFactory.createTitledCollectionField(
                tpanel,
                "Project:",
                sTSize,
                vpanel,
                Globals.getChildrenDirs(w, "/projects"),
                diag,
                sVSize,
                "All the projects in pipeline.");
        projectField.setActionCommand("proj");
        projectField.addActionListener(this);
      }
      hbox.add(comps[2]);
      top.add(hbox);
    }

    {
      Box vbox = new Box(BoxLayout.Y_AXIS);
      Box hbox = new Box(BoxLayout.X_AXIS);
      JButton button = new JButton("Propagate Additional Asset");
      button.setName("ValuePanelButton");
      button.setRolloverEnabled(false);
      button.setFocusable(false);
      Dimension d = new Dimension(sVSize, 25);
      button.setPreferredSize(d);
      button.setMinimumSize(d);
      button.setMaximumSize(new Dimension(Integer.MAX_VALUE, 25));

      vbox.add(Box.createRigidArea(new Dimension(0, 5)));
      hbox.add(button);
      hbox.add(Box.createRigidArea(new Dimension(4, 0)));
      vbox.add(hbox);
      vbox.add(Box.createRigidArea(new Dimension(0, 5)));

      button.setActionCommand("add");
      button.addActionListener(this);

      top.add(vbox);
    }

    list = new Box(BoxLayout.Y_AXIS);
    test = new JDrawer("Propagate Additional Asset", list, false);

    top.add(test);
    list.add(assetChoiceBox());

    finalBox.add(top);

    {
      JPanel spanel = new JPanel();
      spanel.setName("Spacer");
      spanel.setMinimumSize(new Dimension(sTSize + sVSize, 7));
      spanel.setMaximumSize(new Dimension(Integer.MAX_VALUE, Integer.MAX_VALUE));
      spanel.setPreferredSize(new Dimension(sTSize + sVSize, 7));
      finalBox.add(spanel);
    }

    diag.setVisible(true);
    if (diag.wasConfirmed()) {
      // get list of things to change.
      for (Component comp : list.getComponents()) {
        if (comp instanceof Box) {
          Box can = (Box) comp;
          JCollectionField oldOne = (JCollectionField) can.getComponent(2);
          JCollectionField newOne = (JCollectionField) can.getComponent(4);

          TreeMap<String, String> assetList = new TreeMap<String, String>();
          assetList.putAll(charList);
          assetList.putAll(propsList);
          assetList.putAll(setsList);

          String key = assetList.get(oldOne.getSelected()) + lr;
          String value = assetList.get(newOne.getSelected()) + lr;
          if (!key.equals(value)) {
            potentialUpdates.add(key);
            pAssetManager.put(key, new AssetInfo(key, value));
          }
          // System.err.println("bUG: "+pAssetManager.get(key).getHiLoResShots());
        }
      }

      if (!pAssetManager.isEmpty()) return true;
    }
    return false;
  } // end buildReplacementGUI