bug-gnu-emacs
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

bug#35492: 27.0.50; set-mouse-color nop


From: Alan Third
Subject: bug#35492: 27.0.50; set-mouse-color nop
Date: Wed, 1 May 2019 22:11:10 +0100
User-agent: Mutt/1.11.3 (2019-02-01)

On Wed, May 01, 2019 at 07:07:53AM -0400, Devon Sean McCullough wrote:
> >     On Apr 30, 2019, at 4:22 PM, Alan Third <address@hidden> wrote:
> > On Mon, Apr 29, 2019 at 02:18:42PM -0400, Devon Sean McCullough wrote:
> >> The following have no effect:
> >>    (set-mouse-color "red")
> >>    (set-mouse-color “yellow")
> >>    (set-mouse-color "windowBackgroundColor")
> >> The mouse color should change.
> 
> > I don’t think the NS port supports modifying the mouse pointer. It
> > looks like it could probably be handled with custom NSCursors.
> 
> I see NS allows us to both read and write cursor images
> so a possible solution might involve (mouse-cursor-image nil)
> to get the current cursor image and (mouse-cursor-image nil image)
> to set it, either as a new primitive or an existing one I’m ignorant of.
> Lisp code thus replaces the cursor colors according to some heuristic;
> this notion struck me after giving image.c & image.el a cursory glance.

It looks like it’s possible to get a copy of the image for the current
cursor, so it’s possible we could just modify that.
-- 
Alan Third





reply via email to

[Prev in Thread] Current Thread [Next in Thread]