multiple selection of listitems

lib/widgets/item_list_tile.dart

@@ -0,0 +1,50 @@
+import 'package:flutter/material.dart';
+
+typedef BoolCallback = void Function(bool isSelected);
+
+class ItemListTile extends StatefulWidget {
+  const ItemListTile({
+    super.key,
+    required this.title,
+    required this.description,
+    required this.onTap,
+    required this.itemSelectionChanged,
+    required this.selectionMode,
+  });
+  final String title;
+  final String description;
+  final bool selectionMode;
+  final VoidCallback onTap;
+  final BoolCallback itemSelectionChanged;
+
+  @override
+  State<ItemListTile> createState() => _ItemListTileState();
+}
+
+class _ItemListTileState extends State<ItemListTile> {
+  bool isSelected = false;
+  @override
+  Widget build(BuildContext context) {
+    return ListTile(
+      title: Text(widget.title),
+      subtitle: Text(widget.description),
+      onTap: _onTap,
+      onLongPress: _onLongPress,
+      selected: isSelected,
+    );
+  }
+
+  void _onLongPress() {
+    setState(() => isSelected = true);
+    widget.itemSelectionChanged(isSelected);
+  }
+
+  void _onTap() {
+    if (isSelected || widget.selectionMode) {
+      setState(() => isSelected = !isSelected);
+      widget.itemSelectionChanged(isSelected);
+    } else {
+      widget.onTap();
+    }
+  }
+}