How can an error message be set for the Spinner in Android?

Question

I\'d like to be able to call code like this, similar to how setError is set on a TextView:

spinner.setError(\"Error message\");

Ho

Answer 1

Here is a solution that uses a hidden TextView to get a pop-up message to appear, in addition to the error icon in the spinner. When in an error state, the Spinner looks like this:

When not in an error state, it looks like this.

The complete solution is documented here: https://stackoverflow.com/a/29956372/3063884