On Sun, Nov 3, 2013 at 6:15 AM, Eric Abrahamsen <
eric@ericabrahamsen.net> wrote:
>
> Xebar Saram <
zeltakc@gmail.com> writes:
>
> > Thanks Eric , really appreciate the continuous help!
> >
> > i do plan to get into rexeg on the future (i promise :)) but real
> > life now just allow me to allocate time (i started an assistant
> > professor position and time is at a huge premium..).
> >
> > i tried using this as i tried to understand from your email, but i
> > guess im again doing something wrong. shouldn't the below example
> > color "salt", it dosent see to work.
> >
> > ;test
> > (font-lock-add-keywords
> > 'org-mode
> > '(("\b[Ss]alt\\b)" (0 '(:weight ultra-bold :foregroun "#FF9800")
> > t))))
>
> Looks like you're missing a backslash at the beginning of the regexp --
> make sure it reads "\\b...
>
> E
>
> > thank you for all your help
> >
> >
> >
> > On Sat, Nov 2, 2013 at 12:15 PM, Eric Abrahamsen <
> >
eric@ericabrahamsen.net> wrote:
> >
> > Xebar Saram <
zeltakc@gmail.com> writes:
> >
> > > Hi again all
> > >
> > > i have been using the before discussed font lock with great
> > success
> > > over the past few weeks, thx alot for that tip!
> > >
> > > one short question i have from using it thourhgly is weather
> > its
> > > possible to color specific words , IE not just text bound
> > between
> > > symbols ( ie > !text! ) but rather lets say i always want to
> > make the
> > > word server appear with blue FG. is this possible? currently i
> > tried
> > >
> > > (font-lock-add-keywords
> > > 'org-mode
> > > '(("\\(server[^server\n]+server\\)" (0 '(:foreground "#000000"
> > > :underline t :background "#FF9AEA" :weight ultra-bold) t))))
> >
> > At some point you're definitely going to want to read up on
> > regular
> > expressions!
> >
> > But in the meantime yes, it's entirely (mostly) possible. A
> > regular
> > expression is just a way of finding desired pieces of text in a
> > larger
> > run of text. Think of the regexp as an instruction that starts:
> > "Find
> > all pieces of text that are..."
> >
> > All the special regexp characters are just a way of making the
> > instruction general (_any_ number, four of _any_ character,
> > _anything_
> > that's not a "p").
> >
> > In the most basic case, however, a regexp is simply the text you
> > want to
> > find: "Find all pieces of text that are 'server'". In this case,
> > that's
> > your regexp: "server".
> >
> > The reason regexps are difficult, of course, is that they can't
> > read
> > your mind, and will find things you didn't want, and not find
> > things you
> > did want. So much of messing with regexps is telling them: _yes_
> > this
> > too, _no_ not that. In your case, you'd probably want to put word
> > boundaries around the regexp ("\b" on either side), and find both
> > capitalized and lowercase instances of the word. So your
> > instruction
> > might be:
> >
> > "Find all pieces of text that are 'server' or 'Server', but only
> > as a
> > complete word."
> >
> > Which would look like
> >
> > "\\b[Ss]erver\\b"
> >
> > Give that a shot. You're jumping into the middle of something
> > fairly
> > complicated, so be patient and go slow!
> >
> > E
> >
> > > instead of the original
> > >
> > > (font-lock-add-keywords
> > > 'org-mode
> > > '(("\\(₆[^₆\n]+₆\\)" (0 '(:foreground "#000000" :underline t
> > > :background "#FF9AEA" :weight ultra-bold) t))))
> > >
> > >
> > > again i apologize for my regrex ignorance :)
> > >
> > > best
> > >
> > > Z
> > >
> > >
> > >
> > >
> > > On Sun, Oct 6, 2013 at 8:04 AM, Eric Abrahamsen <
> > >
eric@ericabrahamsen.net> wrote:
> > >
> > > Xebar Saram <
zeltakc@gmail.com> writes:
> > >
> > > > thx again Eric
> > > >
> > > > i still have an issue with this when one of the symbols
> > used to
> > > start
> > > > /end the highlight is used in a sentence, for example
> > using
> > > your
> > > > code:
> > > >
> > > > (font-lock-add-keywords
> > > > 'org-mode
> > > > '(("-1-\\([^-1-]+\\)-1-" (0 '(:weight ultra-bold
> > :background "
> > > #
> > > > DDFFDD" :foreground "#000000") t))))
> > > >
> > > > if i write this:
> > > >
> > > > -1- this is a test of 1x1 to show higlight -1-
> > > >
> > > > it will kill the highlight, if i use the same text
> > omitting the
> > > '1'
> > > > it works well, anyway around this issue? i thought it
> > would
> > > have
> > > > matcehd -1- but it seems it matches also just 1 by itself
> > > >
> > > > best wishes and thx again
> > >
> > > Yup, the things inside the [^] construct, to _not_ be
> > matched,
> > > are
> > > treated as a list of single characters. So you're saying
> > > "anything
> > > that's not a '1' or a '-'," but then you've got a '1' in
> > the
> > > middle of
> > > the line. If you want the highlighting to include any
> > character,
> > > but not
> > > span newlines, you could just use [^\n] instead.
> > >
> > > At this point you'll probably want to read the regular
> > expression
> > > part
> > > of the manual:
> > >
> > > (elisp) Regular Expressions
> > >
> > > I think you mentioned you don't have a lot of programming
> > > experience.
> > > That's a bit unfortunate, since regexps aren't a great
> > place to
> > > start!
> > > I'd recommend getting something that's "close enough", and
> > not
> > > going
> > > down the rabbit hole of perfect. Then start at the top of
> > the
> > > introduction to elisp...
> > >
> > > Good luck,
> > > Eric
> > >
> > >
> >
> >
>
>