private void createTree() {
jtStructure = new JTree(new DefaultMutableTreeNode(getMessage("outlineView.structureTree.initialMessage")));
jtStructure.setCellRenderer(new SchemaElementsRenderer());
final ValueModel selectionHolder = new TreeSelectionValueModelAdapter(jtStructure.getSelectionModel());
final ValueModel vModel = new JTreeValueModelAdapter((TreeSelectionValueModelAdapter) selectionHolder);
final DefaultMutableTreeNodeAccessor accessor = new DefaultMutableTreeNodeAccessor();
final CommandGroup group = getWindowCommandManager().createCommandGroup("schemaElementsCommandGroup", new Object[] { new TypeHierarchyCommand(vModel), new TypeInspectionCommand(vModel), "separator", "propertiesCommand"});