The following is the first few sections of a chapter from The Busy Coder's Guide to Android Development, plus headings for the remaining major sections, to give you an idea about the content of the chapter.
Many, if not most, Android devices will be phones. As such, not only will users be expecting to place and receive calls using Android, but you will have the opportunity to help them place calls, if you wish.
Why might you want to?
Whatever the reason, Android has the means to let you manipulate the phone just like any other piece of the Android system.
Understanding this chapter requires that you have read the core chapters, particularly the chapter on working with multiple activities.
The preview of this section is sleeping in.
The preview of this section was accidentally identified as an Android 'tasty treat' by the Cookie Monster.
The preview of this section was whisked away by a shark-infested tornado.