Flutter Widget: FavoriteItemListTile - A Custom widget implementation to create a list tile which can be marked as favorite or not by the user.

favoriteItemListTile.dart

import 'package:flutter/material.dart';

/// A custom [FavoriteItemListTile] widget.
///
/// The widget is composed on an [Text] and [Icon]. Tapping on the widget shows
/// a colored [InkWell] animation.
/// Can be used to create a list tile which can be marked as favorite or not by the user.
class FavoriteItemListTile extends StatelessWidget {
  final String itemTitle;
  final bool isFavorite;
  final Color backgroundColor;
  final VoidCallback onTap;

  const FavoriteItemListTile(
      {Key key,
      @required this.itemTitle,
      @required this.isFavorite,
      this.backgroundColor = Colors.transparent,
      this.onTap})
      : assert(itemTitle != null),
        super(key: key);

  @override
  Widget build(BuildContext context) {
    return GestureDetector(
      onTap: onTap,
      child: Material(
        color: Colors.transparent,
        child: Container(
          child: InkWell(
            borderRadius: BorderRadius.circular(8),
            highlightColor: backgroundColor,
            splashColor: backgroundColor,
            onTap: onTap ?? () {},
            child: Padding(
              padding: const EdgeInsets.all(16.0),
              child: Row(
                children: <Widget>[
                  Center(
                      child: Text(
                    itemTitle,
                    style: TextStyle(fontSize: 20),
                  )),
                  Expanded(
                      child: Align(
                    child: Icon(
                        isFavorite ? Icons.favorite : Icons.favorite_border,
                        color: isFavorite ? Colors.red : null),
                    alignment: Alignment.centerRight,
                  ))
                ],
              ),
            ),
          ),
        ),
      ),
    );
  }
}