myhomie_app/lib/Components/Custom_Navigation_Bar/CustomAppBar.dart

import 'package:flutter/material.dart';
import 'package:myhomie_app/Models/homieContext.dart';
import 'package:myhomie_app/app_context.dart';
import 'package:provider/provider.dart';

class CustomAppBar extends StatefulWidget implements PreferredSizeWidget {
  CustomAppBar({Key? key, required this.title, this.titleIcon, this.isTextSizeButton});

  final String title;
  final IconData? titleIcon;
  bool? isTextSizeButton = false;
  final double _preferredHeight = 50;

  @override
  State<CustomAppBar> createState() => _CustomAppBarState();

  @override
  Size get preferredSize => Size.fromHeight(_preferredHeight);
}

class _CustomAppBarState extends State<CustomAppBar> {
  @override
  Widget build(BuildContext context) {
    final appContext = Provider.of<AppContext>(context);
    HomieAppContext homieAppContext = appContext.getContext();

    final notchInset = MediaQuery.of(context).padding;
    return AppBar(
      title: Row(
        mainAxisAlignment: MainAxisAlignment.center,
        children: [
          Text(widget.title),
          Padding(
            padding: const EdgeInsets.all(8.0),
            child: widget.titleIcon != null ? Icon(widget.titleIcon) : null,
          ),
        ],
      ),
      centerTitle: true,
      /*leading: widget.isHomeButton ? IconButton(
          icon: const Icon(Icons.home),
          onPressed: () {
            // Set new State
            setState(() {
              visitAppContext.configuration = null;
              visitAppContext.isScanningBeacons = false;
              //Navigator.of(context).pop();
              Navigator.of(context).pushAndRemoveUntil(MaterialPageRoute(
                builder: (context) => const HomePage(),
              ),(route) => false);
            });
          }
      ) : null,*/
      actions: [
      ],
      flexibleSpace: Container(
        decoration: const BoxDecoration(
          gradient: LinearGradient(
            begin: Alignment.centerRight,
            end: Alignment.centerLeft,
            colors: [
              /*Color(0xFFDD79C2),
                      Color(0xFFB65FBE),
                      Color(0xFF9146BA),
                      Color(0xFF7633B8),
                      Color(0xFF6528B6),
                      Color(0xFF6025B6)*/
              Color(0xFF306bac),
              Color(0xFF308aae),
              Color(0xFF309cb0),
            ],
          ),
        ),
      ),
    );
  }
}