Open Menu Valid Item 1 Invalid Button Valid Item 2 Invalid Button Open Submenu Inner Item 1 Inner Item 2 Open Sub 1 Item 1 Item 2 Open Sub 2 Invalid Open Sub 1 Invalid Open Sub 2 Open Sub 4 Sub 4 Item 1 Sub 4 Item 2 Open Sub 3 Sub 3 Item Open Test 3 Menu Item 1 Disabled Item Invalid Button Item 2