In this tutorial we will learn, how to create a simple home screen app widget that contains a button and opens the MainActivity when we click it. For this we will create a widget layout, an AppWidgetProvider class and an AppWidgetProviderInfo xml file.

This section describes how to build a simple Android app. First, you learn how to create a "Hello, World!" project with Android Studio and run it. Then, you create a new interface for the app that takes user input and switches to a new screen in

The second, the topic of this tutorial, is through the implementation of App Widgets. App Widgets have been available in the Android ecosystem since version Android 1.6 (Donut). In this tutorial you’ll create an App Widget for a Coffee Log application t