Topshiriq №2 Mavzu: Sturukturali dasturlash

body: Body(),

);

}

AppBar buildAppBar() {

return AppBar(

backgroundColor: Colors.white,

elevation: 0,

leading: IconButton(

icon: SvgPicture.asset("assets/icons/back.svg"),

onPressed: () {},

),

actions: [

IconButton(

icon: SvgPicture.asset(

"assets/icons/search.svg",

// By default our icon color is white

color: kTextColor,

),

onPressed: () {},

),

IconButton(

icon: SvgPicture.asset(

"assets/icons/cart.svg",

// By default our icon color is white

color: kTextColor,

),

onPressed: () {},

),

SizedBox(width: kDefaultPaddin / 2)

],

);

}}

2-sahifa:

import 'package:flutter/material.dart';

import 'package:shop_app/constants.dart';

import 'package:shop_app/models/Product.dart';

import 'package:shop_app/screens/details/details_screen.dart';

import 'categorries.dart';

import 'item_card.dart';

class Body extends StatelessWidget {

@override

Widget build(BuildContext context) {

return Column(

crossAxisAlignment: CrossAxisAlignment.start,

children: [

Padding(

padding: const EdgeInsets.symmetric(horizontal: kDefaultPaddin),

child: Text(

"Women",

style: Theme.of(context)

.textTheme

.headline5

.copyWith(fontWeight: FontWeight.bold),

),

),

Categories(),

Expanded(

child: Padding(

padding: const EdgeInsets.symmetric(horizontal: kDefaultPaddin),

child: GridView.builder(

itemCount: products.length,

gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(

crossAxisCount: 2,

mainAxisSpacing: kDefaultPaddin,

crossAxisSpacing: kDefaultPaddin,

childAspectRatio: 0.75,

),

itemBuilder: (context, index) => ItemCard(

product: products[index],

press: () => Navigator.push(

context,

MaterialPageRoute(

builder: (context) => DetailsScreen(

product: products[index],

),

)),

)),

),

),

],

);

}

}

3-sahifa:

import 'package:flutter/material.dart';

import '../../../constants.dart';

// We need satefull widget for our categories

class Categories extends StatefulWidget {

@override

_CategoriesState createState() => _CategoriesState();

}

class _CategoriesState extends State {

List categories = ["Hand bag", "Jewellery", "Footwear", "Dresses"];

// By default our first item will be selected

int selectedIndex = 0;

@override

Widget build(BuildContext context) {

return Padding(

padding: const EdgeInsets.symmetric(vertical: kDefaultPaddin),

child: SizedBox(

height: 25,

child: ListView.builder(

scrollDirection: Axis.horizontal,

itemCount: categories.length,

itemBuilder: (context, index) => buildCategory(index),

),

),

);

}

Widget buildCategory(int index) {

return GestureDetector(

onTap: () {

setState(() {

selectedIndex = index;

});

},

child: Padding(

padding: const EdgeInsets.symmetric(horizontal: kDefaultPaddin),

child: Column(

crossAxisAlignment: CrossAxisAlignment.start,

children: [

Text(

categories[index],

style: TextStyle(

fontWeight: FontWeight.bold,

color: selectedIndex == index ? kTextColor : kTextLightColor,

),

),

Container(

margin: EdgeInsets.only(top: kDefaultPaddin / 4), //top padding 5

height: 2,

width: 30,

color: selectedIndex == index ? Colors.black : Colors.transparent,

)

],

), ),);}}

Dastur ko’rinishi: