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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Filtering Foreground Notifications
With that sharp corner filed down a bit, we turn to another imperfection in PhotoGallery. Your notifications work great, but they are sent even when the user already has the application open.
You can fix this problem with broadcast intents, too. But they will work in a completely different way.
Sending broadcast intents
This is the easiest part of the solution: sending your own broadcast intent. To send a broadcast intent, just create an intent and pass it in to sendBroadcast(Intent). In this case, you will want it to broadcast an action you define, so define an action constant as well. Add the following bits of code to PollService.
Listing 30.5 Sending a broadcast intent (PollService.java)
public class PollService ...
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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.