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From: Tassilo Horn <tsdh@gnu.org>
To: Raffaele Ricciardi <rfflrccrd@gmail.com>
Cc: help-gnu-emacs@gnu.org
Subject: Re: Adding a tooltip to text that matches a regexp?
Date: Fri, 21 Nov 2014 08:38:38 +0100	[thread overview]
Message-ID: <87vbm957gh.fsf@thinkpad-t440p.tsdh.org> (raw)
In-Reply-To: <cd6q7kFt28iU1@mid.individual.net> (Raffaele Ricciardi's message of "Thu, 20 Nov 2014 19:29:07 +0100")

Raffaele Ricciardi <rfflrccrd@gmail.com> writes:

Hi Raffaele,

>     (set-text-properties  (match-beginning 0) (match-end 0)
>                           '(help-echo "Tooltip text"
>                                       font-lock-face 'my-custom-face))
>
> Can I do this in `font-lock-add-keywords`?

Yes, you can.

> If so, how?

This adds a "Foo or Bar" tooltip to any occurences of the words foo or
bar in the current buffer.

  (font-lock-add-keywords nil
    '(("\\<\\(foo\\|bar\\)\\>" 1 '(face nil help-echo "Foo or Bar"))))

HTH,
Tassilo



  reply	other threads:[~2014-11-21  7:38 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-20 18:29 Adding a tooltip to text that matches a regexp? Raffaele Ricciardi
2014-11-21  7:38 ` Tassilo Horn [this message]
2014-11-21  8:30   ` Tassilo Horn
     [not found]   ` <mailman.14226.1416558662.1147.help-gnu-emacs@gnu.org>
2014-11-22 12:48     ` Raffaele Ricciardi
2014-11-22 13:47       ` Tassilo Horn
2014-11-22 14:34       ` Stefan Monnier

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