Android Programming: The Big Nerd Ranch Guide, 5th Edition

Creating a New Class

In the project tool window, right-click the com.bignerdranch.android.geoquiz package and select New → Kotlin Class/File. Enter Question for the name. Double-click Class in the list of options (Figure 2.2).

Figure 2.2  Creating the Question class

Android Studio will create and open a file called Question.kt. In this file, add two properties and a constructor.

Listing 2.1  Adding to the Question class (Question.kt)

class Question {
}
import androidx.annotation.StringRes

data class Question(@StringRes val textResId: Int, val answer: Boolean)

A common through-line of many software architecture ...