January 2014
Intermediate to advanced
736 pages
70h 43m
English
Content preview from Android™ How to Program, Second Edition
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2.4.6. The Default GUI
The default GUI (Fig. 2.12) for a Blank Page app consists of a FrameLayout (named container) with a light background (specified by the theme we chose when creating the project). A FrameLayout is designed to display only one GUI component—typically a layout that contains many other GUI components. In this app, you’ll use a RelativeLayout that arranges GUI components relative to one another or relative to the layout itself—for example, you can specify that a GUI component should appear below another GUI component and centered horizontally within the RelativeLayout. A TextView displays text. We’ll say more about each of these in Section 2.5.
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