From 617571a3e1a0b7ffcd0189087539722b0348b56e Mon Sep 17 00:00:00 2001
From: Cas van Luijtelaar <cas.luijtelaar@umain.com>
Date: Mon, 20 Nov 2023 11:22:49 +0100
Subject: [PATCH] disable multi drag support

---
 lib/src/reorderable_grid.dart | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/src/reorderable_grid.dart b/lib/src/reorderable_grid.dart
index db5d491..71f7704 100644
--- a/lib/src/reorderable_grid.dart
+++ b/lib/src/reorderable_grid.dart
@@ -515,6 +515,10 @@ class SliverReorderableGridState extends State<SliverReorderableGrid>
   Drag? _dragStart(Offset position) {
     assert(_dragInfo == null);
 
+    // if any items are already being dragged, ignore this dragstart
+    if(_items.values.any((e) => e.dragging)) return null;
+
+
     final _ReorderableItemState item = _items[_dragIndex!]!;
     item.dragging = true;
     item.rebuild();