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The layout for creating the alarm also contains an EditText for capturing a title for the alarm. See a screenshot of a TimePicker in spinner mode below. The user can change each of these values by selecting the attribute in the user interface and scrolling up or down to increment or decrement the value. The TimePicker mode is set using the “android:timePickerMode” attribute on the TimePicker which can be set to either “spinner” or “clock”.īy default the spinner mode shows the hour, the minute and whether it is an AM or PM time. The TimePicker widget supports two different modes a spinner mode and clock mode, I have selected a spinner mode. The fragment layout contains a TimePicker widget. Check out the sample fragment layout I have created below. Whether it is a recurring alarm or a once off alarm, and if it is a recurring alarm which days of the week the alarm will be activeįirst we will create a layout resource for the fragment.A title for the alarm which will be shown in the notification when the alarm is playing.We will be creating a fragment called “CreateAlarmFragment” which will be used for capturing all the details needed for the alarm such as: In the first section of the tutorial I will show you how we will be capturing the time for the alarm to go off using a TimePicker widget.

#Simple alarm clock apk android

If you would like to learn more about the MVVM design pattern and how it can be used in apps that require integration with an API, check out the following post that I wrote.Ģ9 Jetpack Components That Can Help You Craft Better Android Apps Tutorial for Creating a Simple Alarm Clock App in Android Step 1: Capturing the Alarm Time using a TimePicker

#Simple alarm clock apk code

This helps for creating a separation of concerns for components within your app to simplify the maintenance of your code base over time.

#Simple alarm clock apk software

The app will be structured using the Model View ViewModel (MVVM) software design pattern. This Service will display a notification and will play an audio track for the alarm sound on loop and produce a vibration effect until the alarm is dismissed or snoozed. The BroadcastReceiver will start a Service that will be used for the alarm. The BroadcastReceiver will be used to trigger the alarm to start after the alarm manager generates a broadcast once the system time hits the scheduled alarm time. In addition to fragments and activities the simple alarm clock Android app we will be building will contain a BroadcastReceiver and Service. It will contain two fragments, the first fragment will be used for listing all alarms in the app and the second fragment will be used to create a new alarm.Īlarm Ringing Activity Structure of the Simple Alarm Clock Android App The first activity which will be used as the main screen for the Android app. The user experience for this app will contain two fragments and two activities.

Ability to show a notification for the alarm this is activeĭesign of the Simple Alarm Clock Android App.

Ability to play a vibration effect for the alarm that is active.

Ability to play a looped audio track for the alarm that is active.

Ability to disable and re-enable an alarm.

Ability to set a recurring alarm on set days of the week.

The simple alarm clock Android app we will be building in this tutorial will have the following features. Scope of the Simple Alarm Clock Android App Features of the Simple Alarm Clock Android App

Navigation Jetpack Architecture Component.

Intent, Pending Intent and Intent Extras.

This project will touch on the following Android components and concepts.

Handle Enabling and Disabling of AlarmsĪlong with the content in this post you can also clone the entire project code base written in Java available from GitHub.

Cancelling an Alarm using the Alarm Manager and a Pending Intent.

Managing Dismissal and Snoozing of an Alarm.

Use a Notification, Media Player and Vibrator to activate the alarm.

Start the Alarm Service using a Broadcast Receiver.

Schedule an alarm using Alarm Manager and a Pending Intent.

Capture the alarm time using a TimePicker.

To create a simple alarm clock app in Android you will need to follow these steps.

#Simple alarm clock apk how to

These tutorials will be suitable for beginner Android app developers and will give you exposure to different components and concepts used in Android app development.įor my first app in this series I have put together a tutorial covering how to build a simple alarm clock app for Android. I am starting a series on that will show how to build different types of apps in Android.