void (Tree tree, boolean enableExpandAll) { tree.getSelectionModel().setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION); tree.setCellRenderer(NODE_RENDERER); tree.setRootVisible(false); tree.setShowsRootHandles(true); TreeUtil.installActions(tree); TreeSpeedSearch.installOn(tree, true, o -> o.getLastPathComponent().toString()); DefaultActionGroup group = new DefaultActionGroup(); CommonActionsManager commonActionManager = CommonActionsManager.getInstance(); ActionManager globalActionManager = ActionManager.getInstance(); TreeExpander treeExpander = new MyTreeExpander(tree, enableExpandAll); group.add(commonActionManager.createExpandAllAction(treeExpander, tree)); group.add(commonActionManager.createCollapseAllAction(treeExpander, tree)); group.add(globalActionManager.getAction(IdeActions.ACTION_EDIT_SOURCE)); group.add(Separator.getInstance()); group.add(globalActionManager.getAction(IdeActions.ACTION_ANALYZE_DEPENDENCIES)); group.add(globalActionManager.getAction(IdeActions.ACTION_ANALYZE_BACK_DEPENDENCIES)); group.add(globalActionManager.getAction(IdeActions.ACTION_ANALYZE_CYCLIC_DEPENDENCIES)); group.add(globalActionManager.getAction(IdeActions.ACTION_ANALYZE_MODULE_DEPENDENCIES)); PopupHandler.installPopupMenu(tree, group, "ModuleDependenciesPopup"); }