Bug 218903

Summary: [WPE] Prevent elements getting stuck in a pressed state when scrolling on a touchscreen
Product: WebKit Reporter: Joshua Watt <JPEW.hacker>
Component: WPE WebKitAssignee: Nobody <webkit-unassigned>
Status: RESOLVED FIXED    
Severity: Normal CC: aperez, bugs-noreply, cgarcia, pnormand, zan
Priority: P2    
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Patch
none
Patch none

Joshua Watt
Reported 2020-11-13 07:36:45 PST
[WPE] Prevent elements getting stuck in a pressed state when scrolling on a touchscreen
Attachments
Patch (673 bytes, patch)
2020-11-13 07:37 PST, Joshua Watt 		no flags
DetailsFormatted DiffDiff
Patch (1.77 KB, patch)
2020-11-17 08:05 PST, Joshua Watt 		no flags
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
Joshua Watt
Comment 1 2020-11-13 07:37:12 PST
Created attachment 414042 [details] Patch
Joshua Watt
Comment 2 2020-11-13 07:40:57 PST
If the scroll controller prevents touch up events from propagating to the page, the underlying elements (e.g. buttons) get stuck in the "pressed" state. This is particularly noticeable on sensitive touchscreens where a small amount of movement (which triggers a scroll) is unavoidable.
Philippe Normand
Comment 3 2020-11-17 07:50:24 PST
This would at least need a ChangeLog entry, see this page for the full procedure :) https://webkit.org/contributing-code/
Joshua Watt
Comment 4 2020-11-17 08:05:09 PST
Created attachment 414342 [details] Patch
Adrian Perez
Comment 5 2020-11-19 05:53:36 PST
Comment on attachment 414342 [details] Patch Thanks! The explanation in the ChangeLog makes sense to me and Carlos García also thinks the change is correct :)
EWS
Comment 6 2020-11-19 05:56:02 PST
Committed r270022: <https://trac.webkit.org/changeset/270022> All reviewed patches have been landed. Closing bug and clearing flags on attachment 414342 [details].
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