![]() ![]() ![]() We will use it soon when creating the list serving as a data source. This will be a simple Kotlin data class, a holder for an image resource id accompanied by text: data class Mood(val image: Int, What we are going to do is to:Ĭreate a data source for our spinner - we will use a simple list stuffed with data.Ĭreate an adapter for this data source which will extend ArrayAdapter.Īttach our custom array adapter to a spinner.įirst of all, we will need a class that represents a single row in our spinner - Mood. Others are ListView, ExpandableListView, GridView, and more. Hopefully, the below figure sheds some light.Īs stated in the Android documentation, an adapter acts as a bridge between an AdapterView and the underlying data for that view. There are many standard adapter views. The free smileys are taken from Pixabay and lincensed under the Pixabay license.įirst, we need to understand adapters and adapter views. The final application is written in Kotlin and is of course available on GitHub. In this article, we will build a spinner that is able to show an image next to text as in the screenshot below: Things get a bit more complicated when you want to show something fancy in the dropdown list. Generally, it is very easy to create a standard spinner populated with choices represented by a TextView widget. Spinners provide an easy way to select a single value from a set of values. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |