@Override
    public void handleEvent(final MessageBoxEvent be) {

      final Button btn = be.getButtonClicked();
      try {
        if (btn.getText().equals("Yes")) {
          acceptConnection(r, true);
          scrollMenu.remove(m);
        } else if (btn.getText().equals("No")) {
          scrollMenu.remove(m);
          acceptConnection(r, false);
        }
      } catch (NimbitsException ex) {
        FeedbackHelper.showError(ex);
      }
    }
 public static Menu getMultiSelectionMenu(boolean isOnlyLayers) {
   if (multipleSelectionContextMenu == null) {
     multipleSelectionContextMenu = new Menu();
     DeleteElementsMenuAction deleteElementsMenuAction = new DeleteElementsMenuAction(treePanel);
     MenuItem deleteElements = new MenuItem();
     deleteElements.setText(deleteElementsMenuAction.getTitle());
     deleteElements.setIcon(deleteElementsMenuAction.getImage());
     deleteElements.addSelectionListener(deleteElementsMenuAction);
     multipleSelectionContextMenu.add(deleteElements);
     copyMultiLayers = new MenuItem("Copy Layers");
     copyMultiLayers.setIcon(LayerResources.ICONS.copy());
     copyMultiLayers.addSelectionListener(
         new CopyLayerAction(treePanel, pasteAction, pasteMenuItem));
   }
   if (isOnlyLayers) {
     multipleSelectionContextMenu.add(copyMultiLayers);
   } else if (multipleSelectionContextMenu.getItems().contains(copyMultiLayers)) {
     multipleSelectionContextMenu.remove(copyMultiLayers);
   }
   return multipleSelectionContextMenu;
 }
  public SVGWindow addWindow(OMSVGSVGElement svg, ILoadRequest request) {
    String title = request.getTitle();
    SVGModel model = SVGModel.newInstance(svg, title);
    SVGWindow window = new SVGWindow(model);
    window.setHeading(title);
    svgWindows.add(window);
    // To be notified when a window is activated in order to
    // keep track of the active window
    window.addListener(
        Events.Activate,
        new Listener<WindowEvent>() {

          @Override
          public void handleEvent(WindowEvent we) {
            SVGWindow svgWindow = (SVGWindow) we.getWindow();
            GWT.log("VectomaticApp2.Activate(" + svgWindow.getHeading() + ")");
            if (activeWindow != svgWindow) {
              if (activeWindow != null) {
                activeWindow.deactivate();
                fireEvent(new DeactivateWindowEvent(activeWindow));
              }
              activeWindow = svgWindow;
              activeWindow.activate();
              fireEvent(new ActivateWindowEvent(activeWindow));
            }
          }
        });
    window.addListener(
        Events.BeforeHide,
        new Listener<WindowEvent>() {

          @Override
          public void handleEvent(WindowEvent we) {
            SVGWindow svgWindow = (SVGWindow) we.getWindow();
            svgWindow.getSvgModel().getSelectionModel().deselectAll();
            GWT.log("VectomaticApp2.BeforeHide(" + svgWindow.getHeading() + ")");
            svgWindow.removeAllListeners();
            svgWindow.deactivate();
            fireEvent(new DeactivateWindowEvent(svgWindow));
            svgWindows.remove(svgWindow);
            activeWindow = null;
            update();
          }
        });

    // Update the recent docs menu
    if (!(request instanceof NewDocRequest)) {
      List<Component> recentDocs = recentDocsMenu.getItems();
      boolean alreadyInRecentDocs = false;
      for (Component item : recentDocs) {
        RecentDocMenuItem menuItem = (RecentDocMenuItem) item;
        if (request.equals(menuItem.getRequest())) {
          alreadyInRecentDocs = true;
          break;
        }
      }
      if (!alreadyInRecentDocs) {
        if (recentDocs.size() >= 8) {
          Component oldestItem = recentDocs.get(0);
          oldestItem.removeAllListeners();
          recentDocsMenu.remove(oldestItem);
        }
        RecentDocMenuItem recentDocItem = new RecentDocMenuItem(request);
        recentDocsMenu.add(recentDocItem);
      }
    }

    int windowBarHeight = getWindowBarHeight();
    windowY += windowBarHeight;
    window.setPagePosition(windowX, windowY);
    windowX += windowBarHeight;
    //		window.show();
    viewport.add(window);
    window.setVisible(true);
    update();
    return window;
  }