public final void changeView(@NotNull final String typeName) {
    myCurrentViewType = typeName;

    final PsiElement element = mySmartPsiElementPointer.getElement();
    if (element == null || !isApplicableElement(element)) {
      return;
    }

    if (myContent != null) {
      final String displayName = getContentDisplayName(typeName, element);
      if (displayName != null) {
        myContent.setDisplayName(displayName);
      }
    }

    myCardLayout.show(myTreePanel, typeName);

    if (!myBuilders.containsKey(typeName)) {
      try {
        setWaitCursor();
        // create builder
        final JTree tree = myType2TreeMap.get(typeName);
        final DefaultTreeModel model = new DefaultTreeModel(new DefaultMutableTreeNode(""));
        tree.setModel(model);

        final HierarchyTreeStructure structure = createHierarchyTreeStructure(typeName, element);
        if (structure == null) {
          return;
        }
        final Comparator<NodeDescriptor> comparator = getComparator();
        final HierarchyTreeBuilder builder =
            new HierarchyTreeBuilder(myProject, tree, model, structure, comparator);

        myBuilders.put(typeName, builder);
        Disposer.register(this, builder);
        Disposer.register(builder, () -> myBuilders.remove(typeName));

        final HierarchyNodeDescriptor descriptor = structure.getBaseDescriptor();
        builder.select(descriptor, () -> builder.expand(descriptor, null));
      } finally {
        restoreCursor();
      }
    }

    getCurrentTree().requestFocus();
  }