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This article is about how to animate the RecylerView adapter in the XamarinAndroid component. The editor thinks it is very practical, so share it with you as a reference and follow the editor to have a look.

[example 1-3] the adapter animation is used below when the child elements of RecylerView are scrolled. The specific steps are as follows:

(1) create a project called RecylerViewAnimatorsAdapter

(2) RecyclerViewAnimators.dll, Square.OkHttp.dll, Square.OkIO.dll, Square.Picasso.dll, Xamarin.Android.Arch.Core.Common.dll, Xamarin.Android.Arch.Lifecycle.Common.dll, Xamarin.Android.Arch.Lifecycle.Runtime.dll, Xamarin.Android.Support.Animated.Vector.Drawable.dll, Xamarin.Android.Support.Annotations.dll, Xamarin.Android.Support.Compat.dll, Xamarin.Android.Support.Core.UI.dll, Xamarin.Android.Support.Core.Utils.dll, Xamarin.Android.Support.Fragment.dll, The Xamarin.Android.Support.Media.Compat.dll, Xamarin.Android.Support.v4.dll, Xamarin.Android.Support.v7.AppCompat.dll, Xamarin.Android.Support.v7.RecyclerView.dll, and Xamarin.Android.Support.Vector.Drawable.dll libraries are added to the reference to the RecylerViewAnimatorsAdapter project.

(3) add the picture chip.jpg to the drawable folder under Resources of the RecylerViewAnimatorsAdapter project.

(4) create a xml file named layout_list_item.

(5) Open the layout_list_item.cs file and build the child elements of RecylerView. The code is the same as the RecylerViewAnimatorsItemAnimator project. You just need to set the color of TextView to black.

(6) create an adapter file named DataAdapter.

(7) Open the DataAdapter.cs file and add the following code:

(8) Open the Main.axml file and build RecyclerView. The code is as follows:

(9) Open the MainActivity.cs file and use the adapter animation when RecylerView scrolls. The code is as follows:

After running the program, the initial state is shown in figure 1.3. When you scroll the child elements, you will see the animation effect.

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