157212 2016-04-29 16:10:56 -0700 Web Inspector: Scrolling in Timelines causes flashing of the DataGrid 2016-04-29 17:09:49 -0700 1 1 1 Unclassified WebKit Web Inspector WebKit Local Build All All RESOLVED FIXED InRadar P2 Normal --- 1 timothy timothy bburg commit-queue graouts joepeck mattbaker nvasilyev timothy webkit-bug-importer oldest_to_newest 1188842 0 timothy 2016-04-29 16:10:56 -0700 Scrolling a DataGrid causes flashing as it updates. It should not flash. <rdar://problem/25994717> 1188843 1 webkit-bug-importer 2016-04-29 16:11:58 -0700 <rdar://problem/26016796> 1188846 2 277750 timothy 2016-04-29 16:16:28 -0700 Created attachment 277750 Patch 1188852 3 277750 joepeck 2016-04-29 16:20:42 -0700 Comment on attachment 277750 Patch r=me 1188869 4 277750 bburg 2016-04-29 16:50:05 -0700 Comment on attachment 277750 Patch r=me too It's better. I still think we could do more: - predict scroll speed and pre-render expected rows - adjust the buffer amount depending on the viewport size 1188876 5 nvasilyev 2016-04-29 16:57:32 -0700 (In reply to comment #4) > Comment on attachment 277750 [details] > Patch > > r=me too > > It's better. I still think we could do more: > - predict scroll speed and pre-render expected rows This is how CodeMirror does it: http://marijnhaverbeke.nl/blog/a-pathological-scrolling-model.html https://github.com/codemirror/CodeMirror/blob/6164344b260b9af76826fd71b6923684a156984d/lib/codemirror.js#L3970 I posted it on #webkit-inspector last week, but I'm not sure it got noticed. 1188897 6 277750 commit-queue 2016-04-29 17:09:45 -0700 Comment on attachment 277750 Patch Clearing flags on attachment: 277750 Committed r200270: <http://trac.webkit.org/changeset/200270> 1188898 7 commit-queue 2016-04-29 17:09:49 -0700 All reviewed patches have been landed. Closing bug. 277750 2016-04-29 16:16:28 -0700 2016-04-29 17:09:45 -0700 Patch bug-157212-20160429161701.patch text/plain 3809 timothy U3VidmVyc2lvbiBSZXZpc2lvbjogMjAwMDg2CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViSW5zcGVj dG9yVUkvQ2hhbmdlTG9nIGIvU291cmNlL1dlYkluc3BlY3RvclVJL0NoYW5nZUxvZwppbmRleCAx MDhkZDkyNGIxMmUwNjJlYmE5MGVhMjk0MWUzMTkyMzZlMzkwOGRmLi41MGE3YzgwYWI1MDhmZmI3 NmViZDExMjVlNjFlMTRmZTcxYmNmOWFhIDEwMDY0NAotLS0gYS9Tb3VyY2UvV2ViSW5zcGVjdG9y VUkvQ2hhbmdlTG9nCisrKyBiL1NvdXJjZS9XZWJJbnNwZWN0b3JVSS9DaGFuZ2VMb2cKQEAgLTEs MyArMSwxOSBAQAorMjAxNi0wNC0yOSAgVGltb3RoeSBIYXRjaGVyICA8dGltb3RoeUBhcHBsZS5j b20+CisKKyAgICAgICAgV2ViIEluc3BlY3RvcjogU2Nyb2xsaW5nIGluIFRpbWVsaW5lcyBjYXVz ZXMgZmxhc2hpbmcgb2YgdGhlIERhdGFHcmlkCisgICAgICAgIGh0dHBzOi8vYnVncy53ZWJraXQu b3JnL3Nob3dfYnVnLmNnaT9pZD0xNTcyMTIKKyAgICAgICAgcmRhcjovL3Byb2JsZW0vMjU5OTQ3 MTcKKworICAgICAgICBMaXN0ZW4gZm9yIG1vdXNld2hlZWwgZXZlbnRzIHRvbyBzbyB3ZSBjYW4g dXBkYXRlIHRoZSB2aXNpYmxlIHJvd3Mgc29vbmVyLgorCisgICAgICAgIFJldmlld2VkIGJ5IE5P 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