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lib/packages/list_view_extension/row_extension.dart

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+import 'package:flutter/material.dart';
+import 'dart:math';
+import 'helper.dart';
+
+class RowExtension extends StatelessWidget {
+  final Function(BuildContext, int) _itemBuilder;
+  final int _itemCount;
+  final MainAxisAlignment _mainAxisAlignment;
+
+  RowExtension.builder(
+      {required itemBuilder, required itemCount, mainAxisAlignment})
+      : _itemBuilder = itemBuilder,
+        _itemCount = itemCount,
+        _mainAxisAlignment = mainAxisAlignment ?? MainAxisAlignment.start;
+
+  RowExtension.separated(
+      {required itemBuilder,
+        required separatorBuilder,
+        required int itemCount,
+        mainAxisAlignment})
+      : _itemBuilder = getSeparatedItemBuilder(itemBuilder, separatorBuilder),
+        _itemCount = max(0, itemCount * 2 - 1),
+        _mainAxisAlignment = mainAxisAlignment;
+
+  @override
+  Widget build(BuildContext context) => Row(
+    mainAxisAlignment: _mainAxisAlignment,
+    children:
+    List<Widget>.generate(_itemCount, (i) => _itemBuilder(context, i)),
+  );
+}