adding

app/Commands/SettingsMenuCommand.php

@@ -28,10 +28,16 @@ class SettingsMenuCommand extends Command
      */
     public function handle()
     {
-        $option = $this->menu('Settings', [
-            'Freshly baked muffins',
-            'Freshly baked croissants',
-            'Turnovers, crumb cake, cinnamon buns, scones',
-        ])->open();
+        // create menu
+        $builder = $this->menu('Settings')
+            ->addSubMenu('Sources', [
+                'd',
+                'e'
+            ]);
+
+        $builder->addLineBreak('-');
+
+        $mainmenu = $builder->build();
+        $mainmenu->open();
     }
 }

app/Menus/StylesFactory.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Menus;
+
+use PhpSchool\CliMenu\Builder\CliMenuBuilder;
+
+/**
+ *  Default Styles 
+ *
+ *  @author Björn Hase, Tentakelfabrik
+ *  @license http://opensource.org/licenses/MIT The MIT License
+ *  @link https://gitea.tentakelfabrik.de/Tentakelfabrik/mcp
+ *
+ */
+class StylesFactory
+{
+    /**
+     *  Adding default styles for menus
+     *
+     *
+     *  @param CliMenuBuilder $builder [description]
+     */
+    public function setMenuStyles(CliMenuBuilder $builder)
+    {
+        $builder->setWidth($builder->getTerminal()->getWidth());
+        $builder->setBorderLeftWidth(4);
+        $builder->setBorderColour('magenta');
+        $builder->setMargin(2);
+        $builder->setPadding(2, 4);
+
+        return $builder;
+    }
+}