public LeiningenProjectStructure(Project project, LeiningenProjectsManager projectsManager, SimpleTree tree) {
super();
myProject = project;
myProjectsManager = projectsManager;
myTreeBuilder = new SimpleTreeBuilder(tree, (DefaultTreeModel) tree.getModel(), this, null);
Disposer.register(myProject, myTreeBuilder);
myTreeBuilder.initRoot();
myTreeBuilder.expand(myRoot, null);