BlackBox controls are interface widgets that you can implement simply by drawing a Web Viewer, and putting the BlackBox function into the Web Viewers calculation:
Reactor comes pre-packaged with a large number of BlackBox controls, which let you create unheard-of interfaces in your database with very little effort up front.
Find out what controls come built in.
Most BlackBox controls are really easy to use — however, many BlackBoxes have advanced customization options, allowing you to create an interface that looks and behaves how you want it to.