added progressive disclosure for collections.

1 files changed, 9 insertions, 5 deletions

diff --git a/src/fields/Doc.ts b/src/fields/Doc.ts
index ed5eaa756..7713d884e 100644
--- a/src/fields/Doc.ts
+++ b/src/fields/Doc.ts
@@ -1304,6 +1304,7 @@ export namespace Doc {
     }
 
     export function linkFollowUnhighlight() {
+        clearTimeout(UnhighlightTimer);
         UnhighlightWatchers.forEach(watcher => watcher());
         UnhighlightWatchers.length = 0;
         highlightedDocs.forEach(doc => Doc.UnHighlightDoc(doc));
@@ -1345,12 +1346,15 @@ export namespace Doc {
             }
         });
     }
-    export function UnHighlightDoc(doc: Doc) {
+    /// if doc is defined, then it is unhighlighted, otherwise all highlighted docs are unhighlighted
+    export function UnHighlightDoc(doc?: Doc) {
         runInAction(() => {
-            highlightedDocs.delete(doc);
-            highlightedDocs.delete(Doc.GetProto(doc));
-            doc[HighlightSym] = Doc.GetProto(doc)[HighlightSym] = false;
-            doc[AnimationSym] = undefined;
+            (doc ? [doc] : Array.from(highlightedDocs)).forEach(doc => {
+                highlightedDocs.delete(doc);
+                highlightedDocs.delete(Doc.GetProto(doc));
+                doc[HighlightSym] = Doc.GetProto(doc)[HighlightSym] = false;
+                doc[AnimationSym] = undefined;
+            });
         });
     }
     export function UnBrushAllDocs() {