1562905 - selection is lost when focusing contenteditable iframe with table cells selected

Status: NEW

(Core :: DOM: Editor, defect, P2)

Description

[kajetanl]

Attachment: Sample for reproducing bug

User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.100 Safari/537.36

Steps to reproduce:

Bug found in Firefox 67.0.4

1. Open attached file
2. Select table cells.
3. Press 'Focus editable' button.

Actual results:

Selection is moved to the beginning of editable element

Expected results:

Selection should remain the same

Comment 1

[kajetanl]

Alternative case:
In step 2. select only one table cell.

Selection is changed, so that table cell content is selected, instead of the whole cell with blue highlight around.

Comment 2

[Alice0775 White]

The bug is reproduced since Firefox60.

Comment 3

[Alice0775 White]

Regression window:
https://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=709eae4e54ffa3f3518745516dd5d27a05255af2&tochange=a007dd56b9947a93c276e82275d7065db1949c9e

Suspect:
575562183a3bc245c50dcf45d8dc21043b4565ae Masayuki Nakano — Bug 662591 - HTMLEditor should set caret to start of first editable text node or before first editable inline node r=m_kato

Comment 4

[janet [:janet]]

Makato - are there any plans to fix this for 70 or 71?

Comment 5

[Makoto Kato [:m_kato]]

(In reply to janet [:janet] from comment #4)

Makato - are there any plans to fix this for 70 or 71?

I may turn off cell selection feature since this is only Gecko. So now this will be low priority.