Killer way to Show a List of Items in Android Collection Widget

In the earlier versions of Android, app widgets could only display views like TextView, ImageView etc. But what if we want to show a list of items in our widget? For example, showing the list of temperature information for the whole next week. Collection widgets were introduced in Android 3.0 to provide this additional benefit. Collection widgets support ListView, GridView and StackView layouts.

Today, I am going to help you understand how the collection widget works. We are going to build an app widget for a Todo app. Collection widgets will be used to display the list of pending tasks.

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Source: Sitepoint