March 2013
Beginner to intermediate
580 pages
16h 11m
English
Content preview from Android Programming: The Big Nerd Ranch GuideBecome 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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Challenge: Icons, Reordering Tasks
You used ResolveInfo.loadLabel(…) in this chapter to present useful names in your launcher. ResolveInfo provides a similar method called loadIcon() that retrieves an icon to display for each application. For a small challenge, add an icon for each application to NerdLauncher.
If you are interested in doing more, you can add another activity to NerdLauncher that switches between running tasks. To do this, use the ActivityManager system service, which provides information about currently running activities, tasks, and applications. Unlike PackageManager, Activity provides no getActivityManager() convenience method for getting at this system service.
Instead, call Activity.getSystemService() with the Activity.ACTIVITY_SERVICE ...
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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.
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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.