field method

Implementation

field(FocusNode fn, TextEditingController textEditingController) => TextFormField(
      focusNode: fn,
      textAlign: _textAlign,
      maxLength: _maxLen,
      controller: textEditingController,
      onChanged: (newValue) async {
        if (useOptionsList) {
          var opt = await allOptions(newValue);
          var item = opt.firstWhereOrNull((e) => valueSelector(e) == newValue);
          onChanged(item, newValue);
        } else {
          onChanged(newValue.changeTo<T>(), newValue);
        }
      },
      onEditingComplete: widget.onEditingComplete,
      onFieldSubmitted: widget.onFieldSubmitted,
      inputFormatters: _inputFormatters,
      keyboardType: _keyboardType,
      decoration: outlineInputStyle(context, widget.label, widget.icon, widget.onIconTap, widget.color, widget.suffixIcon, widget.onSuffixIconTap, widget.decoration),
      validator: (s) {
        if (widget.validator != null) {
          try {
            return widget.validator!(changeTo<T>(s));
          } catch (e) {
            return "$e";
          }
        }
        return null;
      },
      maxLines: widget.lines,
      readOnly: widget.readOnly,
      obscureText: widget.obscureText,
      textInputAction: widget.textInputAction,
    );