#254: + check 'effectAllowed' on 'dragover'

SortableJS · Feb 7, 2015 · 15d6f07 · 15d6f07
1 parent 7bff435
commit 15d6f07
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/Sortable.js b/Sortable.js
@@ -466,6 +466,10 @@
 				isOwner = (activeGroup === group),
 				canSort = options.sort;
 
+			if (evt.dataTransfer && evt.dataTransfer.effectAllowed !== 'move') {
+				return;
+			}
+
 			if (evt.preventDefault !== void 0) {
 				evt.preventDefault();
 				!options.dragoverBubble && evt.stopPropagation();