When you want to automatically show dropdown menu by specified category, its subcategories and articles, you might want to use Auto Category Dropdown Menu module.
It is exact the Tree version of Auto Category Menu module, but also Superfish javascript is attached to it. It has some additional configurable parameters in backend to customize dropdown behaviour. All other options are the same as in Tree version.
Key features:
- Automatic menu generation (this menu does not exist in Joomla "Menu" backend section).
- Showing categories with link to index article.
- Searching categories' index articles by customizable regular expression.
- Categories and articles ordering control.
- Full CSS control of displaying menu: a LOT of various classes assigned to menu items.
- Customizable filtering features:
- Filtering by atricles/categories published/unpublished status
- Root node visibility customizing
- Category query depth option
- Ablility to union top levels of menu
- Ability to hide some menu levels parent of child to selected
- Hiding by CSS of removing hidden menu items
- Hiding items in not selected branches
- Controlling behavior of hiding nodes if no one selected.
- Menu will be automatically shown as vertical or horizontal dropdown with using customizable via backend Superfish script.
- Twitter Bootstrap horizontal menu is supported.