And Now, The Rest of the Story.............................................................................................8
What You Get Out Of It.........................................................................................................9
Inside the Manifest........................................................................................................11
In The Beginning, There Was the Root, And It Was Good.................................................11
Permissions, Instrumentations, and Applications (Oh, My!).............................................12
Your Application Does Something, Right?..........................................................................13
Creating a Skeleton Application...................................................................................17
Begin at the Beginning...........................................................................................................17
The Activity............................................................................................................................18
Dissecting the Activity...........................................................................................................19
Building and Running the Activity.......................................................................................21
Using XML-Based Layouts............................................................................................23
What Is an XML-Based Layout?...........................................................................................23
Why Use XML-Based Layouts?............................................................................................24
OK, So What Does It Look Like?..........................................................................................25
What's With the @ Signs?....................................................................................................26
And We Attach These to the Java...How?...........................................................................26
The Rest of the Story.............................................................................................................27
Employing Basic Widgets.............................................................................................29
Assigning Labels....................................................................................................................29
Button, Button, Who's Got the Button?..............................................................................30
Fleeting Images......................................................................................................................31
Fields of Green. Or Other Colors..........................................................................................31
Just Another Box to Check....................................................................................................34
Turn the Radio Up.................................................................................................................37
It's Quite a View....................................................................................................................39
Useful Properties...........................................................................................................39
Useful Methods..............................................................................................................39
Working with Containers.............................................................................................41
Thinking Linearly..................................................................................................................42
Concepts and Properties...............................................................................................42
Example..........................................................................................................................45
All Things Are Relative.........................................................................................................50
iv
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