1 files changed, 16 insertions, 4 deletions
diff --git a/src/client/views/collections/collectionMulticolumn/CollectionMulticolumnView.tsx b/src/client/views/collections/collectionMulticolumn/CollectionMulticolumnView.tsx
index b9b367106..87b2a9729 100644
--- a/src/client/views/collections/collectionMulticolumn/CollectionMulticolumnView.tsx
+++ b/src/client/views/collections/collectionMulticolumn/CollectionMulticolumnView.tsx
@@ -12,6 +12,8 @@ import { computed, trace, observable, action } from 'mobx';
 import { Transform } from '../../../util/Transform';
 import WidthLabel from './MulticolumnWidthLabel';
 import ResizeBar from './MulticolumnResizer';
+import { undoBatch } from '../../../util/UndoManager';
+import { DragManager } from '../../../util/DragManager';
 
 type MulticolumnDocument = makeInterface<[typeof documentSchema]>;
 const MulticolumnDocument = makeInterface(documentSchema);
@@ -186,6 +188,19 @@ export class CollectionMulticolumnView extends CollectionSubView(MulticolumnDocu
         return Transform.Identity(); // type coersion, this case should never be hit
     }
 
+    @undoBatch
+    @action
+    drop = (e: Event, de: DragManager.DropEvent) => {
+        if (super.drop(e, de)) {
+            de.complete.docDragData?.droppedDocuments.forEach(action((d: Doc) => {
+                d.widthUnit = "*";
+                d.widthMagnitude = 1;
+            }));
+        }
+        return false;
+    }
+
+
     @computed get onChildClickHandler() { return ScriptCast(this.Document.onChildClick); }
 
     /**
@@ -234,10 +249,7 @@ export class CollectionMulticolumnView extends CollectionSubView(MulticolumnDocu
 
     render(): JSX.Element {
         return (
-            <div
-                className={"collectionMulticolumnView_contents"}
-                ref={this.createDropTarget}
-            >
+            <div className={"collectionMulticolumnView_contents"} ref={this.createDashEventsTarget} b >
                 {this.contents}
             </div>
         );