//create the toolbar
//
final ActionManager actionMgr = ActionManager.getInstance();
final CommonActionsManager cmnActionsMgr = CommonActionsManager.getInstance();
final AnAction autoScrollAction =
cmnActionsMgr.installAutoscrollToSourceHandler(project,
tree,
this);
final DefaultActionGroup actionGrp = new DefaultActionGroup("POM Manager", false);
actionGrp.add(new ExecuteGoalAction());