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Android How to Program by Paul Deitel, Abbey Deitel, Harvey Deitel

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13. Enhanced Slideshow App

Objectives

In this chapter you’ll:

• Use an Intent and content resolvers to allow the user to select videos from the device’s media library.

• Use the device’s rear-facing camera to take new pictures to add to the slideshow.

• Use SurfaceView, SurfaceHolder and Camera objects to display a photo preview with various color effects.

• Use an VideoView to play videos.

• Use Serializable objects to save and load slideshows.

• Use ObjectOutputStream and FileOutputStream to save slideshows to a device.

• Load slideshows from the device with ObjectInputStream and FileInputStream.

Outline

13.1 Introduction

13.2 Test-Driving the Enhanced Slideshow App

13.3 Technologies Overview

13.4 Building the GUI and Resource Files

13.4.1 ...

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