January 2013
Intermediate to advanced
328 pages
7h 14m
English
Content preview from PrimeFaces CookbookBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Remembering current menu selection
PrimeFaces' Menu component is often used for navigation. The current menu selection helps to identify the current navigation target, which is most likely to be a web page. Menu in PrimeFaces does not remember the selected menu item in terms of visual selection. One of the requirements for the Menu component, therefore, is to display the currently clicked menu item as selected.
In this recipe, we will implement a solution for remembering the current menu selection. This will improve the menu's usability during navigation between pages.
How to do it...
Assume we have a menu with three menu items. Each menu item has URL-based navigation to a specific page. To mark a menu item as selected, we need a client-side callback ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.