66 lines
1.8 KiB
Dart
66 lines
1.8 KiB
Dart
import "dart:math";
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import 'package:flutter/material.dart';
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import "package:photos/models/collection.dart";
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import "package:photos/ui/collections/album/row_item.dart";
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class CollectionVerticalGridView extends StatelessWidget {
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final List<Collection>? collections;
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final Widget? appTitle;
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static const maxThumbnailWidth = 160.0;
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// This includes the name, count and padding below the thumbnail
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static const albumBottomInfoHeight = 21.0;
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static const double horizontalPadding = 20;
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static const double gapBetweenAlbumsInRow = 16.0;
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const CollectionVerticalGridView(
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this.collections, {
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this.appTitle,
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Key? key,
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}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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elevation: 0,
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title: appTitle,
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),
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body: SafeArea(
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child: _getBody(context),
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),
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);
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}
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Widget _getBody(BuildContext context) {
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final double screenWidth = MediaQuery.of(context).size.width;
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final int albumsCountInOneRow =
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max(screenWidth ~/ (maxThumbnailWidth + horizontalPadding), 2);
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return SafeArea(
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: horizontalPadding),
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child: GridView.builder(
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physics: const ScrollPhysics(),
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itemBuilder: (context, index) {
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return AlbumRowItemWidget(
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collections![index],
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maxThumbnailWidth,
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);
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},
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itemCount: collections!.length,
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// To include the + button
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gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
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crossAxisCount: albumsCountInOneRow,
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crossAxisSpacing: gapBetweenAlbumsInRow,
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childAspectRatio:
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maxThumbnailWidth / (maxThumbnailWidth + albumBottomInfoHeight),
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),
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),
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),
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);
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}
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}
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