ListView not unselecting

Question

I am working on a Xamarin.Forms project with a ListView.

The XAML for the ListView is

Answer 1

On Android If you only want to change the color when use clicks the ListView's Item. You can modify the style:

Before Api 21, create a xml file in the drawable folder:

On Api 21+, under the drawable-v21 folder create the file with same name:

Then change the style in the renderer:

// f_selector is the xml file's name
Control.SetSelector(Resource.Drawable.f_selector);

At last change the color in the resource file colors.xml:

  #3F51B5 
  #FFFFFF 
  #FF313030