As in Chapter 3, this app’s activity_main.xml layout uses a GridLayout (Fig. 4.11). In this app, the GridLayout contains three rows and one column. Figure 4.12 shows the names of the app’s GUI components.
Fig. 4.11 | Rows and columns in the Twitter Searches app’s GridLayout.
Fig. 4.12 | Twitter Searches GUI’s components labeled with their Id property values.