[webkit-dev] Overtype mode in WebKit for editable content?

Ryosuke Niwa rniwa at webkit.org
Mon Mar 11 16:21:48 PDT 2013

On Mon, Mar 11, 2013 at 3:56 PM, Peter Kasting <pkasting at google.com> wrote:

> On Mon, Mar 11, 2013 at 2:59 PM, Ryosuke Niwa <rniwa at webkit.org> wrote:
>> Is it expected that overtype works on Windows or on Linux? e.g. If "Edit"
>> and "RichEdit" window classes both support this feature natively on Windows
>> (which I bet they do), then the answer is yes.
> The non-rich edit control on Windows (i.e. Notepad) does not support
> overtype mode.  The rich edit control (Wordpad) does support it.  MS Word
> also uses a rich edit control, and goes further by displaying an explicit
> "normal vs. overtype" indicator in its UI.

I see. We already have a notion of editable vs. richly editable so we can
enable this feature only inside a richly editable area.

I'm not necessarily opposed to plumbing support for overtype mode, but I
> suspect it may not make sense for all text input controls, e.g. single-line
> controls; and even if we support it, we may want some mechanism to show the
> user what mode they're in.

We should match whatever the platform norm is.

- R. Niwa
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