Android Programming: The Big Nerd Ranch Guide, 2nd Edition

8 Creating User Interfaces with Layouts and Widgets

In this chapter, you will learn more about layouts and widgets while adding a crime’s date and status to CriminalIntent.

Upgrading Crime

Open Crime.java and add two new fields. The Date field represents the date a crime occurred. The boolean field represents whether the crime has been solved.

Listing 8.1  Adding more fields to Crime (Crime.java)

p​u​b​l​i​c​ ​c​l​a​s​s​ ​C​r​i​m​e​ ​{​
 ​ ​ ​ ​p​r​i​v​a​t​e​ ​U​U​I​D​ ​m​I​d​;​
 ​ ​ ​ ​p​r​i​v​a​t​e​ ​S​t​r​i​n​g​ ​m​T​i​t​l​e​;​
 ​ ​ ​ ​p​r​i​v​a​t​e​ ​D​a​t​e​ ​m​D​a​t​e​;​
 ​ ​ ​ ​p​r​i​v​a​t​e​ ​b​o​o​l​e​a​n​ ​m​S​o​l​v​e​d​;​ ​ ​ ​ ​p​u​b​l​i​c​ ​C​r​i​m​e​(​)​ ​{​ ​ ​ ​ ​ ​ ​ ​ ​m​I​d​ ​=​ ​U​U​I​D​.​r​a​n​d​o​m​U​U​I​D​(​)​;​ ...