grouped_listview 0.0.2

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  • Changelog
  • Installing
  • 73

GroupedListView #

This is a simple flutter widget to easily created grouped lists.

Sample #

For Usage, create a GroupedListView like the following

class Group {
    String groupName;
    int value;

    Group(this.groupName, this.value);

class ExampleWidget extends StatelessWidget {

  Widget build(BuildContext context) {
    return GroupedListView<Group, String>(
                   collection: [Group("Test1", 1), Group("Test2", 2), Group("Test1", 3),],
                   groupBy: (Group g) => g.groupName,
                   listBuilder: (BuildContext context, Group g) => ListTile(title: Text(g.value.toString())),
                   groupBuilder: (BuildContext context, String name) => Text(name),

Options #

GroupedListView is a generic widget. It has two generic options:

  • First one is TElement, which is the type of the list
  • Second one is TGroup, which is the type of the grouping attribute

GroupedListView has four required parameters:

  • collection: List to display. Must be of type TElement
  • groupBy: Function, which returns the field to group by. Parameter is of type TGroup, return value is of type TElement
  • listBuilder: Function, which creates the widget for the list element. Parameters are BuildContext and the Element of type TElement to display.
  • groupBuilder: Function, to create the widget for the group headers. Parameters are BuildContext and the Value of type TGroup to display.

[0.0.2] - Working library #

  • Fixed some very basic bugs
  • Filtering is now working properly

[0.0.1] - Initial Release #

  • Basic working widget

Use this package as a library

1. Depend on it

Add this to your package's pubspec.yaml file:

  grouped_listview: ^0.0.2

2. Install it

You can install packages from the command line:

with Flutter:

$ flutter pub get

Alternatively, your editor might support flutter pub get. Check the docs for your editor to learn more.

3. Import it

Now in your Dart code, you can use:

import 'package:grouped_listview/grouped_listview.dart';
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Learn more about scoring.

We analyzed this package on Jul 14, 2020, and provided a score, details, and suggestions below. Analysis was completed with status completed using:

  • Dart: 2.8.4
  • pana: 0.13.15
  • Flutter: 1.17.5

Analysis suggestions

Package not compatible with SDK dart


  • grouped_listview that is a package requiring null.

Health suggestions

Format lib/grouped_listview.dart.

Run flutter format to format lib/grouped_listview.dart.

Maintenance suggestions

Package is getting outdated. (-52.60 points)

The package was last published 79 weeks ago.

The package description is too short. (-11 points)

Add more detail to the description field of pubspec.yaml. Use 60 to 180 characters to describe the package, what it does, and its target use case.

Maintain an example. (-10 points)

Create a short demo in the example/ directory to show how to use this package.

Common filename patterns include main.dart, example.dart, and grouped_listview.dart. Packages with multiple examples should provide example/

For more information see the pub package layout conventions.

Package is pre-v0.1 release. (-10 points)

While nothing is inherently wrong with versions of 0.0.*, it might mean that the author is still experimenting with the general direction of the API.


Package Constraint Resolved Available
Direct dependencies
Dart SDK >=2.0.0-dev.68.0 <3.0.0
flutter 0.0.0
Transitive dependencies
collection 1.14.12 1.14.13
meta 1.1.8 1.2.2
sky_engine 0.0.99
typed_data 1.1.6 1.2.0
vector_math 2.0.8 2.1.0-nullsafety
Dev dependencies