RESOLVED FIXED Bug 96252
Web Inspector: [Elements] Poor performance upon continuous attribute changes 
https://bugs.webkit.org/show_bug.cgi?id=96252
Summary Web Inspector: [Elements] Poor performance upon continuous attribute changes
Alexander Pavlov (apavlov)
Reported 2012-09-10 02:23:16 PDT
1. Open the attached test case 2. Select any <div> element. Observe very slow DOM tree updates and no style data in the Styles sidebar pane.
Attachments
Test case (919 bytes, text/html)
2012-09-10 02:26 PDT, Alexander Pavlov (apavlov) 		no flags
Details
Patch (6.60 KB, patch)
2012-09-10 02:34 PDT, Alexander Pavlov (apavlov) 		no flags
DetailsFormatted DiffDiff
Patch (7.88 KB, patch)
2012-09-10 03:27 PDT, Alexander Pavlov (apavlov) 		vsevik: review+
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
Alexander Pavlov (apavlov)
Comment 1 2012-09-10 02:26:36 PDT
Created attachment 163072 [details] Test case
Alexander Pavlov (apavlov)
Comment 2 2012-09-10 02:34:25 PDT
Created attachment 163074 [details] Patch
Vsevolod Vlasov
Comment 3 2012-09-10 02:51:33 PDT
Comment on attachment 163074 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=163074&action=review > Source/WebCore/inspector/front-end/ElementsTreeOutline.js:2091 > + for (var id in this._recentlyModifiedNodes) { var nodesToUpdate = Object.values(this._recentlyModifiedNodes); ... = nodesToUpdate.length > 10; > Source/WebCore/inspector/front-end/ElementsTreeOutline.js:2117 > + if (entry.updated) { entry[WebInspector.ElementsTreeUpdater.ChangeType.Updated]
Alexander Pavlov (apavlov)
Comment 4 2012-09-10 03:27:53 PDT
Created attachment 163080 [details] Patch
Alexander Pavlov (apavlov)
Comment 5 2012-09-10 04:09:31 PDT
Committed r128043: <http://trac.webkit.org/changeset/128043>
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