titleBar method
Implementation
Widget titleBar() {
var validatorOutput = widget.validator!(selectedResult);
Widget validatorOutputWidget = valid
? const SizedBox.shrink()
: validatorOutput is String
? Text(
validatorOutput,
style: const TextStyle(color: Colors.red, fontSize: 13),
)
: validatorOutput;
Widget doneButtonWidget =
widget.multipleSelection || widget.doneButton != null
? prepareWidget(widget.doneButton,
parameter: selectedResult,
context: context, stringToWidgetFunction: (string) {
return (ElevatedButton.icon(
onPressed: !valid
? null
: () {
pop();
setState(() {});
},
icon: const Icon(Icons.close),
label: Text(string)));
})
: const SizedBox.shrink();
return widget.hint != null
? Container(
margin: const EdgeInsets.only(bottom: 8),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
prepareWidget(widget.hint),
Column(
children: <Widget>[doneButtonWidget, validatorOutputWidget],
),
]),
)
: Column(
children: <Widget>[doneButtonWidget, validatorOutputWidget],
);
}