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Android™ for Programmers: An App-Driven Approach by Michael Morgano, Abbey Deitel, Harvey M. Deitel, Paul J. Deitel

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4. Tip Calculator App: Building an Android App with Java

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Objectives

In this chapter you’ll:

• Design a GUI using a TableLayout.

• Use the ADT Plugin’s Outline window in Eclipse to add GUI components to a TableLayout.

• Directly edit the XML of a GUI layout to customize properties that are not available through the Visual Layout Editor and Properties window in Eclipse.

• Use TextView, EditText and SeekBar GUI components.

• Use Java object-oriented programming capabilities, including classes, anonymous inner classes, objects, interfaces and inheritance to create an Android app.

• Programmatically interact with GUI components to change the text that ...

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