Exploring the Android Project Files

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AndroidManifest.xml—The central configuration file for the application.

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ADT plug-in. Do not edit this file.

default.properties—A generated build file used by Eclipse and the Android

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Android ADT plug-in. Edit this file to configure your code optimization and

obfuscation settings for release builds.

proguard.cfg—A generated build file used by Eclipse, ProGuard, and the

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/src folder—Required folder for all source code.

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application, named

default launch activity in the Android manifest file.

/src/com.androidbook.droid1/DroidActivity.java—Main entry point to thisDroidActivity. This activity has been defined as the

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source file. Do not edit this file.

/gen/com.androidbook.droid1/R.java—A generated resource management

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in the project.

/assets folder—Required folder where uncompiled file resources can be included

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Application resources include animations, drawable graphics, layout files,

data-like strings and numbers, and raw files.

/res folder—Required folder where all application resources are managed.

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sizes for different device screen resolutions.

/res/drawable-*—Application icon graphic resources are included in several

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organize controls on the main application screen.

/res/layout/main.xml—Layout resource file used by DroidActivity to. /res/values/strings.xml—The resource file where string resources are defined