Using NerdLauncher as a Home Screen

Who wants to start an app to start other apps? It would make more sense to offer NerdLauncher as a replacement for the device’s Home screen. Open NerdLauncher’s AndroidManifest.xml file and add to its main intent filter.

Listing 23.10  Changing NerdLauncherActivity’s categories (manifests/AndroidManifest.xml) 

<intent-filter>
    <action android:name="android.intent.action.MAIN" />
    <category android:name="android.intent.category.LAUNCHER" />
    <category android:name="android.intent.category.HOME" />
    <category android:name="android.intent.category.DEFAULT" />
</intent-filter>

By adding the HOME and DEFAULT categories, NerdLauncherActivity is asking to be offered as an option for the Home screen. ...

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