Add Calendar View to your app using AIDE

1) Create  a new project in AIDE

2)Place the code given below in main.xml 

               <CalendarView

android:id="@+id/calendarview1"

android:layout_width="match_parent"

android:layout_height="match_parent"

android:padding="8dp"

/>

3) Run the app

4)Calendar view will be added to your app