May 2022
Intermediate to advanced
688 pages
20h 12m
English
book
Android Programming: The Big Nerd Ranch Guide, 5th Edition
by Bryan Sills, Brian Gardner, Kristin Marsicano, Chris Stewart
Content preview from Android Programming: The Big Nerd Ranch Guide, 5th Edition
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The Default App Bar
CriminalIntent already has a simple app bar in place (Figure 15.2).
Figure 15.2 The app bar
This is because Android Studio sets up all new projects with activities that extend from AppCompatActivity to include an app bar by default. It does this by:
-
adding the Jetpack AppCompat and Material Components library dependencies
-
applying one of the themes that includes an app bar
Open your app/build.gradle file (the one labeled (Module: CriminalIntent.app)) to see the AppCompat and Material Components dependencies:
dependencies {
...
implementation 'androidx.appcompat:appcompat:1.4.1'
implementation ...Become 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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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.