I need to organize a block where admin can select country and then the city (when he change the country - changes the list of available cities.) How does the admin page you can implement similar functionality. Search the expanses of the Internet did not bring the desired information.
Thanks in advance
May become handy: http://dnasir.com/2013/08/06/jquery-cascading-dropdown-plugin-hits-version-1-2-0/
I know how to create cascadig DropDownList in the normal html pages. I need to add it in the "Form Editing" (when you're editing a page or block). This requires the use UiHint.