O'Reilly logo

Learning PrimeFaces Extensions Development by Sudheer Jonna

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

BlockUI and Spotlight-masking components and their features

Masking components such as BlockUI and Spotlight were introduced to make UIs more attractive and they were controlled by blocking a certain piece of the web page. BlockUI allows certain parts of a page to be blocked using Ajax calls and Spotlight is useful for restricting input to a specific element by masking other parts of the page.

BlockUI

BlockUI allows blocking any piece of a web page using Ajax calls and makes a transparent blocking layer over the target elements. BlockUI is initiated by the source component to block one or more target elements. You can block a certain part of a page or an entire page by following the convention of wrapping the div element (h:panelGroup with layout="block" ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required