bug#25096: shr: Add a customizable face for links after being clicked

[Hong Xu <hong@topbug.net>]

On 01/24/2017 01:44 PM, Lars Ingebrigtsen wrote:
> Hong Xu <hong@topbug.net> writes:
> 
>> On 01/24/2017 12:27 PM, Lars Ingebrigtsen wrote:
>>> Hong Xu <hong@topbug.net> writes:
>>>
>>>> It is often confusing that after clicking on a link to visit it in an
>>>> external browser, you are not really sure whether it has been really
>>>> clicked. Browsers such as Firefox use a dashed box to indicate that. It
>>>> would be nice if shr also supports this feature.
>>>
>>> Yes, perhaps.  But doesn't the external browser pop up immediately?
>>> Does this have to be reflected visually in Emacs?
>>
>> If you have firefox in a different workspace, you may not be aware that
>> a new tab has been opened there.
> 
> True...  how would you like the marking to be done?  A stippled box
> around the link is possible in Emacs, I think.  It might move the text
> slightly, though (one pixel down, to be precise), so it might be
> disturbing.
> 
> Hm...  Altering the colour instead, perhaps?  And should this marking
> disappear after a while?  I think that might make sense.
> 

Yes, a temporary color change makes sense.