If you prefer, you can store the title strings in the res/values/strings.xml file. Open the main menu file (res / menu / main.xml) and replace its contents as follows:: Includes two menu items for switching shuffle functions and quitting the app. The layout includes a ListView that displays a list of songs. Open the project's main layout file and replace its contents with the following layout:īe sure to change the tools: context attribute if the main activity class has a different name. Add the following line to the project manifest in the application element and after the activity element: It also uses service classes to play music. Tap the notification to return to the app. Displays a notification indicating the currently playing song. ![]() launchMode supports the process of returning to the app after leaving the app. Add the following attributes to the Activity element to set screenOrientation and launchMode: The manifest must already contain elements of the main activity class. Use this permission to continue playing music when the user's device becomes idle. ![]()
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