[whatwg] UndoManager: restoring selection after undoing deletion

Aryeh Gregor ayg at aryeh.name
Wed Oct 26 13:21:13 PDT 2011

On Wed, Oct 26, 2011 at 4:03 PM, Ehsan Akhgari <ehsan at mozilla.com> wrote:
>> Say you had "hello world" and "world" is deleted by an user. When the
>> user undoes the deletion, WebKit selects "world" whereas Firefox and
>> Internet Explorer do not select "world". WebKit's behavior matches
>> Mac's NSTextView and we probably would like to keep the current
>> behavior.
> This confuses me. I think that WebKit's behavior doesn't make a lot of sense (at least in every case).  For example, when Ctrl+Backspacing after a word.  But moreover, why is this relevant to the question of whether/how we should restore a selection after undoing an operation?

I was assuming that Ryosuke meant that the word "world" was selected,
and the user hit delete, then undo.  So it was selected before the
delete, and undoing should re-select it.

More information about the whatwg mailing list