gridview flutter
GridView.count(
// Create a grid with 2 columns. If you change the scrollDirection to
// horizontal, this produces 2 rows.
crossAxisCount: 2,
// Generate 100 widgets that display their index in the List.
children: List.generate(100, (index) {
return Center(
child: Text(
'Item $index',
style: Theme.of(context).textTheme.headline5,
),
);
}),
);gridview flutter get index
class Grid4 extends StatelessWidget {
void tapped(int index){
if(index == 1){
print("huray 1");
} else {
print("not the one :(");
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(),
body: Container(
padding: const EdgeInsets.symmetric(horizontal: 20.0, vertical: 10),
color: Colors.orange,
child: GridView.builder(
itemCount: 25,
itemBuilder: (context, index) =>
GestureDetector(
onTap: () => tapped(index),
child: Container(decoration: BoxDecoration(
color: Colors.white70, shape: BoxShape.circle))),
gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: 5,
mainAxisSpacing: 40,
crossAxisSpacing: 50,
),
),
),
);
}
}Copyright © 2021 Codeinu
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