The listbox design pattern is at:
http://w3c.github.io/aria-practices/#Listbox
The HTML template and description for two listbox examples is in the examples/listbox/listbox.html file in the repo and can be viewed in RawGit at:
https://rawgit.com/w3c/aria-practices/master/examples/listbox/listbox.html
The listbox design pattern is at:
http://w3c.github.io/aria-practices/#Listbox
The HTML template and description for two listbox examples is in the examples/listbox/listbox.html file in the repo and can be viewed in RawGit at:
https://rawgit.com/w3c/aria-practices/master/examples/listbox/listbox.html