Android Programming: The Big Nerd Ranch Guide

Code Style

There are three areas where our choices differ from what you might see elsewhere in the Android community:

We use anonymous inner classes for listeners.

This is mostly a matter of opinion. We find it makes for cleaner code. It puts the listener’s method implementations right where you want to see them. In high performance contexts, anonymous inner classes may cause problems, but for most circumstances they work fine.

After we introduce fragments in Chapter 7, we use them for all user interfaces.

This is something we feel strongly about. Many Android developers still write activity-based code. We would like to challenge that practice. Once you get comfortable with fragments, they are not that difficult to work with. Fragments have clear ...