delay 3 seconds or a little more in open the _showIconPickerDialog

[brokercl]

class CustomForm extends StatelessWidget {
final _formKey = GlobalKey();

CustomForm({Key? key}) : super(key: key);

@OverRide
Widget build(BuildContext context) {
return Form(
key: _formKey,
child: Column(
children: [
IconPicker(
controller: expenseController.categoryTextEditingController,
icon: const Icon(Icons.start),
onChanged: (jsonIcon) {
}
),
TextFormField(
decoration: const InputDecoration(
hintText: 'category ?',
),
validator: (validateText) => validateInputText(validateText, 'category has to be at least 3 characters long..')
),
Container(
padding: const EdgeInsets.only(left: 50.0, top: 40.0),
child: Row(
children: [
IconButton(onPressed: () => Get.back(), icon: const Icon(Icons.cancel)),
const SizedBox(width: 60,),
IconButton(
icon: const Icon(Icons.save),
onPressed: () {
// It returns true if the form is valid, otherwise returns false
if (_formKey.currentState!.validate()) {
// If the form is valid, display a Snackbar.
Get.snackbar(
'texto',
'validado ok..',
snackPosition: SnackPosition.BOTTOM
);
}
},
),
],
),
)
],
),
);
}
}

validateInputText(String? validateText, String errorMessage) {
if (validateText!.isEmpty || validateText.length < 3) {
return errorMessage;
}
return null;
}`