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5 feb. 2021 · In this tutorial, we'll learn how to create a selectable grid in Flutter using the GridView.count widget. We'll also be using a global function to change the current selected item, making this widget useful for a settings page or anywhere you need to select from a grid of items.
10 feb. 2019 · That’s all it takes to make a selectable GridView. If needed, it can be modified to allow for selecting a single item instead of multiple by changing up the onTap property of the GestureDetector.
15 iun. 2021 · Using GridView is the best way to combine the Row and Column classes and create a scrollable grid list. A common use case is showing a list of photos, such as in the Google and Apple native photo apps. In this tutorial, we’ll demonstrate how to implement GridView in your Flutter app.
26 iun. 2024 · The simplest way to get started using grids is by using the GridView.count() constructor, because it allows you to specify how many rows or columns you'd like. To visualize how GridView works, generate a list of 100 widgets that display their index in the list.
13 iun. 2023 · We covered the basics of GridView, customization options, item selection, advanced techniques like infinite scrolling and animations, and best practices for performance optimization and responsiveness.
9 ian. 2023 · This would work perfectly. Check the code below: class MyGridView extends StatefulWidget {. @override. _MyGridViewState createState() => _MyGridViewState(); } class _MyGridViewState extends State<MyGridView> {. // Set an int with value -1 since no card has been selected. int selectedCard = -1;
10 feb. 2019 · We can use the GridView to allow us to create a list of selectable items that we can then use wherever we need it. It’s super simple to do and works flawlessly.
