InputField({Key key, GlobalKey focusKey, InputValue value, TextInputType keyboardType: TextInputType.text, String hintText, TextStyle style, bool hideText: false, int maxLines: 1, bool autofocus: false, ValueChanged<InputValue> onChanged, ValueChanged<InputValue> onSubmitted })

Source 

InputField({
  Key key,
  this.focusKey,
  this.value,
  this.keyboardType: TextInputType.text,
  this.hintText,
  this.style,
  this.hideText: false,
  this.maxLines: 1,
  this.autofocus: false,
  this.onChanged,
  this.onSubmitted,
}) : super(key: key);