@NotNull protected JComponent createToolbar() { DefaultActionGroup toolbarGroups = new DefaultActionGroup(); myToolBarGroup = new DefaultActionGroup(); toolbarGroups.add(myToolBarGroup); buildToolBar(myToolBarGroup); toolbarGroups.addSeparator(); DefaultActionGroup treeActionsGroup = new DefaultActionGroup(); toolbarGroups.add(treeActionsGroup); for (AnAction action : myViewer.getTreeActions()) { treeActionsGroup.add(action); } ActionToolbar toolbar = ActionManager.getInstance().createActionToolbar(ActionPlaces.TOOLBAR, toolbarGroups, true); toolbar.setTargetComponent(this); return toolbar.getComponent(); }