Bug 218015

Summary:

"touch-action: none" does not prevent double-tap-to-zoom for absolute positioned elements.

Product:

WebKit

Reporter:

Takao Baba <baba>

Component:

UI Events

Assignee:

Nobody <webkit-unassigned>

Status:

NEW ---

Severity:

Normal

CC:

chen.jingan, dino, graouts, hi, jochen.kuehner, smoley, thorton, webkit-bug-importer, wenson_hsieh, zalan

Priority:

Keywords:

InRadar

Version:

Safari 14

Hardware:

iPhone / iPad

OS:

Unspecified

Attachments:

Description	Flags
testcase	none

Description Takao Baba 2020-10-21 05:31:03 PDT

Created attachment 411975 [details]
testcase

Steps to reproduce:
1. Open attached "test.html" by iOS Safari.
2. Double tap the gray area.

Expected behavior:
Nothing happens: double-tap should not trigger zoom because of "touch-action: none".

Actual behavior:
The page zooms.

Comment 1 Smoley 2020-10-22 10:22:46 PDT

Thanks for filing, I can reproduce this on iOS 13.5.1 and 14.0 using the attached test case.

Comment 2 Radar WebKit Bug Importer 2020-10-22 10:23:01 PDT

<rdar://problem/70578806>

Comment 3 jogibear9988 2021-05-08 13:28:12 PDT

Any news to this?