Changes

The layout design currently consists solely of a RelativeLayout manager to which we can now add a GridLayout manager instance. From the Layouts section of the Designer palette, select a GridLayout manager and drag and drop it on the device screen. The layout should fill the screen with padding margins on each side as shown in Figure 18-1:

[[Image:android_studio_gridlayout_added2.png|A GridLayout added as a child of a RelativeLayout in Android Studio Designer]]