namespace Android.Text.Method
{
    [Register("android/text/method/NumberKeyListener", DoNotGenerateAcw = true)]
    public abstract class NumberKeyListener : BaseKeyListener, IJavaObject, IInputFilter, IJavaPeerable, IDisposable
    {
        public string? Filter(string? source, int start, int end, ISpanned? dest, int dstart, int dend);
    }
}