gridview_Visibility

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

class MyHomePage extends StatefulWidget {
  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  List<SideMenu> _dynamicListMenu = SideMenu.getSideMenu();
  int _counter = 0;
  var isMenuSelected;
  var selectedTabTemp;
  var selectedTab;
  bool isLogin = false;
  Color colorMenuItem = Colors.white;
  double height;
  double width;

  @override
  void initState() {
    // TODO: implement initState
    super.initState();
    selectedTab = _dynamicListMenu[0].name;
  }

  @override
  Widget build(BuildContext context) {
    height = MediaQuery.of(context).size.height - 25;
    width = MediaQuery.of(context).size.width;
    return SafeArea(
        child: Scaffold(
      body: Center(child: menuListCopy()),
    ));
  }

  Widget menuListCopy() {
    return Container(
        height: double.infinity,
        width: double.infinity,
        child: GridView.builder(
            gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
                crossAxisCount: 1, childAspectRatio: width / (height / 9)),
            itemCount: _dynamicListMenu.length,
            physics: ClampingScrollPhysics(),
            itemBuilder: (context, index) {
              return Container(
                  color: index % 2 == 0 ? Colors.blue : Colors.blueAccent,
                  alignment: Alignment.topCenter,
                  child: GridTile(
                      child: InkWell(
                          onTap: () {
                            setState(() {});
                          },
                          child: Visibility(
                            visible: _dynamicListMenu[index].name == "Funds"
                                ? (isLogin ? true : false)
                                : true,
                            child: AspectRatio(
                                aspectRatio: width / (height / 9),
                                child: Column(
                                    mainAxisAlignment: MainAxisAlignment.center,
                                    children: <Widget>[
                                      _dynamicListMenu[index].id != 8
                                          ? Icon(
                                              IconData(
                                                  _dynamicListMenu[index].icon,
                                                  fontFamily: 'AppIcons'),
                                              color: colorMenuItem,
                                              size: 20)
                                          : Icon(Icons.language,
                                              color: colorMenuItem, size: 20),
                                      SizedBox(height: 5),
                                      Text(
                                        _dynamicListMenu[index]
                                            .name
                                            .toUpperCase(),
                                        textAlign: TextAlign.center,
                                        maxLines: 1,
                                      )
                                    ])),
                          ))));
            }));
  }
}

class SideMenu {
  int id;
  int icon;
  String name;
  bool selected;
  SideMenu(this.id, this.icon, this.name, this.selected);

  static List<SideMenu> getSideMenu() {
    return [
      new SideMenu(1, 0xe91f, "Home", false),
      new SideMenu(2, 0xe911, "Funds", false),
      new SideMenu(3, 0xe94f, "Games", false),
      new SideMenu(4, 0xe900, "Contact Us", false),
      new SideMenu(5, 0xe91c, "Promo", false),
      new SideMenu(6, 0xe922, "Info", false),
      new SideMenu(7, 0xe94e, "Referral", false),
      new SideMenu(8, 0xe912, "Language", false),
      new SideMenu(9, 0xe916, "Collapse", false),
    ];
  }
}