form_generator 0.9.2-nullsafety

Flutter package to automate the creation of simple forms using a generic code with multiple ways to decorate and stylize the formfield.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:form_generator/form_generator.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key? key, this.title}) : super(key: key);

  final String? title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title ?? ""),
      ),
      body: Column(
        children: [
          FormGenerator(
            isExpanded: true,
            onValidate: (response) {
              print("After the button click and validation:");
              print(response);

              /// Example of response:
              /// {
              ///   text_field: My text, email_field: [e-mail],
              ///   number_field: 123456789, password_field: dJufli@o2,
              ///   date_field: 2021-04-28, time_field: 22:56, dropdown_field: 6
              /// }
            },
            fieldList: <InputField>[
              InputField(
                  id: "text_field",
                  hintText: "Hint Text",
                  fieldType: FieldType.text),
              InputField(
                  id: "email_field",
                  hintText: "Hint Email",
                  fieldType: FieldType.email),
              InputField(
                  id: "number_field",
                  hintText: "Hint Number",
                  fieldType: FieldType.number),
              InputField(
                  id: "password_field",
                  hintText: "Hint Password",
                  fieldType: FieldType.password),
              InputField(
                  id: "date_field",
                  hintText: "Hint Date",
                  fieldType: FieldType.date),
              InputField(
                  id: "time_field",
                  hintText: "Hint Time",
                  fieldType: FieldType.time),
              InputField(
                  id: "dropdown_field",
                  hintText: "Hint Dropdown",
                  fieldType: FieldType.dropdown,
                  items: <DropdownMenuItem<String>>[
                    DropdownMenuItem(child: Text("The first number"), value: "1"),
                    DropdownMenuItem(
                        child: Text("The man should not walk alone"), value: "2"),
                    DropdownMenuItem(
                        child: Text("As in the parts of a same being"), value: "3"),
                    DropdownMenuItem(
                        child: Text("What is all this four"), value: "4"),
                    DropdownMenuItem(child: Text("My colleagues age"), value: "5"),
                    DropdownMenuItem(
                        child: Text("I think you get it now"), value: "6"),
                    DropdownMenuItem(child: Text("I'ts over anakin.."), value: "7"),
                  ]),
            ],
            decoration: (value) => InputDecoration(
              hintText: value.hintText,
              border: OutlineInputBorder(
                  borderSide: BorderSide(color: Colors.blue),
                  borderRadius: BorderRadius.all(Radius.circular(12))),
            ),
            buttonStyle: ElevatedButton.styleFrom(minimumSize: Size(5, 45)),
          ),
        ],
      ),
    );
  }
}