Android How to Program, 3/e

5.2 Test-Driving the Doodlz App in an Android Virtual Device (AVD)

Opening and Running the App

Open Android Studio and open the Doodlz app from the Doodlz folder in the book’s examples folder, then execute the app in the AVD or on a device. This builds the project and runs the app.

Understanding the App’s Options

Figure 5.2(a) and (b) show the app bar and overflow options menu on the Nexus 6 AVD, and Fig. 5.2(c) shows the app bar on the Nexus 9 AVD.

Fig. 5.2 Doodlz app bar and overflow menu

Figure 5.2 Full Alternative Text

This app has the following menu items:

• Color ()—Displays a dialog for changing the line color.

• Line Width ()—Displays ...