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Re: address@hidden: [patch] factor out comment-or-uncomment feature from


From: Stefan Monnier
Subject: Re: address@hidden: [patch] factor out comment-or-uncomment feature from comment-dwim]
Date: Wed, 10 Apr 2002 16:39:38 -0400

> "Stefan Monnier" <monnier+gnu/address@hidden> writes:
> 
> > >     On a related note:
> > >     how about a transient form of transient-mark-mode ?
> > >     We agreed that it would be desirable a while back, but the concrete 
> > > details
> > >     weren't clear at the time.  I have a more concrete proposal now:
> > > 
> > > How would you use this?
> > 
> > With transient-mark-mode, you can do
> > 
> >     C-SPC ...move... M-;
> > 
> > With the code I sent, people who don't have transient-mark-mode turned on
> > can still use the comment-region behavior of M-; by doing:
> > 
> >     M-x mark-and-highlight RET ...move... M-;
> > or
> >     C-SPC ...move... M-x activate-and-highlight-region RET M-;
> > 
> > This could also be used with other functions who operate on the
> > region only when transient-mark-mode is turned ON.
> > 
> > Both mark-and-highlight and activate-and-highlight-region are useful and
> > they should both be provided.  The question is mostly where to bind those
> > two commands.  I wish mark-and-highlight could be bound to something
> > similar to C-u SPC and I think that activate-and-highlight-region could
> > be bound to C-u C-x C-x.
> 
> I don't see why both functions are necessary!

I'm thinking of cases where the region is not marked with C-SPC and
cursor movement but with mark-sexp or mark-paragraph instead.

> What about this modification to set-mark-command which simply turns on
> transient-mark-command (temporarily) if you repeat C-SPC immediately.
> If you move the mark with another C-SPC, transient-mark-mode is
> turned off again (enter another C-SPC to reenable it):

Great idea!


        Stefan




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