From a573867d2443a806f174db58e2a920db3405934c Mon Sep 17 00:00:00 2001
From: bob <bcz@cs.brown.edu>
Date: Wed, 8 May 2019 10:23:28 -0400
Subject: added delete from non-data keys in tree view.  fixed undo
 iconanimating problem

---
 src/client/views/nodes/CollectionFreeFormDocumentView.tsx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/client/views/nodes/CollectionFreeFormDocumentView.tsx')

diff --git a/src/client/views/nodes/CollectionFreeFormDocumentView.tsx b/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
index 0e34cb626..5efc75793 100644
--- a/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
+++ b/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
@@ -138,7 +138,9 @@ export class CollectionFreeFormDocumentView extends DocComponent<CollectionFreeF
         }
         if (minimizedDoc && maximizedDocs) {
             let minimizedTarget = minimizedDoc;
-            CollectionFreeFormDocumentView._undoBatch = UndoManager.StartBatch("iconAnimating");
+            if (!CollectionFreeFormDocumentView._undoBatch) {
+                CollectionFreeFormDocumentView._undoBatch = UndoManager.StartBatch("iconAnimating");
+            }
             maximizedDocs.forEach(maximizedDoc => {
                 let iconAnimating = Cast(maximizedDoc.isIconAnimating, List);
                 if (!iconAnimating || (Date.now() - iconAnimating[6] > 1000)) {
-- 
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