Password Screen Simple UI

 import "package:flutter/material.dart";


class Password extends StatefulWidget {
  Password({super.key});

  @override
  State<Password> createState() => _PasswordState();
}

class _PasswordState extends State<Password> {
  TextEditingController passwordController = TextEditingController();

  TextEditingController confirmPasswordController = TextEditingController();

  bool _obscureText = true;

  bool _obscureText2 = true;

  @override
  Widget build(BuildContext context) {
    return GestureDetector(
      onTap: () {
        return FocusManager.instance.primaryFocus?.unfocus();
      },
      child: Scaffold(
        extendBodyBehindAppBar: true,
        appBar: AppBar(
          backgroundColor: Colors.transparent,
          leading: IconButton(
            onPressed: () {
              Navigator.pop(context);
            },
            icon: const Icon(Icons.arrow_back, color: Colors.white),
          ),
        ),
        body: Container(
          decoration: BoxDecoration(
            gradient: LinearGradient(
              colors: [
                Colors.blue,
                Colors.blue.shade700,
                Colors.blue.shade100,
                Colors.blue.shade50,
              ],
              begin: const FractionalOffset(1.0, 0.0),
              end: const FractionalOffset(0.0, 1.0),
            ),
          ),
          child: Center(
            child: Container(
              width: 360.0,
              height: 480.0,
              decoration: BoxDecoration(
                color: Colors.white,
                borderRadius: BorderRadius.circular(12.0),
              ),
              child: Column(
                mainAxisAlignment: MainAxisAlignment.center,
                children: [
                  const Text(
                    "Password",
                    style:
                        TextStyle(fontWeight: FontWeight.bold, fontSize: 20.0),
                  ),
                  const SizedBox(height: 50.0),
                  Container(
                    decoration: BoxDecoration(
                      color: Colors.grey.shade300,
                      borderRadius: BorderRadius.circular(11.0),
                    ),
                    width: 330.0,
                    child: TextFormField(
                      controller: passwordController,
                      obscureText: _obscureText,
                      decoration: InputDecoration(
                        hintText: "New Password",
                        hintStyle: const TextStyle(fontWeight: FontWeight.w300),
                        prefixIcon: const Icon(Icons.key),
                        suffixIcon: IconButton(
                          onPressed: () {
                            setState(
                              () {
                                _obscureText = !_obscureText;
                              },
                            );
                          },
                          icon: Icon(_obscureText
                              ? Icons.visibility
                              : Icons.visibility_off),
                        ),
                        border: InputBorder.none,
                      ),
                    ),
                  ),
                  const SizedBox(height: 40.0),
                  Container(
                    decoration: BoxDecoration(
                      borderRadius: BorderRadius.circular(11.0),
                      color: Colors.grey.shade300,
                    ),
                    width: 330.0,
                    child: TextFormField(
                      controller: confirmPasswordController,
                      obscureText: _obscureText2,
                      decoration: InputDecoration(
                        border: InputBorder.none,
                        hintText: "Confirm Password",
                        hintStyle: const TextStyle(fontWeight: FontWeight.w300),
                        prefixIcon: const Icon(Icons.key),
                        suffixIcon: IconButton(
                          onPressed: () {
                            setState(
                              () {
                                _obscureText2 = !_obscureText2;
                              },
                            );
                          },
                          icon: Icon(_obscureText2
                              ? Icons.visibility
                              : Icons.visibility_off),
                        ),
                      ),
                    ),
                  ),
                  const SizedBox(height: 40.0),
                  ElevatedButton(
                    onPressed: () {
                      var password = passwordController.text;
                      var confirmPassword = confirmPasswordController.text;
                      if (password.isEmpty || confirmPassword.isEmpty) {
                        showDialog(
                          context: context,
                          builder: (context) {
                            return AlertDialog(
                              title: const Text(
                                "Enter all details",
                                style: TextStyle(fontWeight: FontWeight.bold),
                              ),
                              content: const Text(
                                  "Please fill all required details"),
                              actions: [
                                TextButton(
                                  onPressed: () {
                                    Navigator.pop(context);
                                  },
                                  child: const Text(
                                    "Ok",
                                    style: TextStyle(
                                        fontWeight: FontWeight.bold,
                                        fontSize: 20.0),
                                  ),
                                ),
                              ],
                            );
                          },
                        );
                      }
                    },
                    style: ElevatedButton.styleFrom(
                      backgroundColor: Colors.blue,
                      fixedSize: const Size(150.0, 50.0),
                      shape: RoundedRectangleBorder(
                        borderRadius: BorderRadius.circular(11.0),
                      ),
                    ),
                    child: const Text(
                      "Next",
                      style: TextStyle(color: Colors.white),
                    ),
                  ),
                ],
              ),
            ),
          ),
        ),
      ),
    );
  }
}


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