Re: Horizontal scrolling with mouse buttons

On Tue, 16 Aug 2011 12:03:39 -0400, Jorge Arellano Cid wrote:
> On Mon, Aug 15, 2011 at 02:18:33PM -0400,
> saulgoode-BqP3EBOJqr3AtXP3tlA9K6uWErL5Y8zJmpATvIKMPHk@public.gmane.org
> wrote:
> > Quoting Jorge Arellano Cid
> > <[email protected]>:
> > 
> > >  Please try dillo-3.0-pre, following these directions [1].
> > >Then report back how it goes.
> > >
> > >  [1] http://www.dillo.org/source.html
> > 
> > With that build, the horizontal scroll buttons are inactive. To my
> > mind this is satisfactory behavior as it does not interfere with the
> > vertical scrolling of the mouse wheel (previously the only way to
> > restore vertical wheel scrolling was to restart the program).
> 
>   Good!
> 
>   This looks like an issue with fltk-1.3.
> 
>   FWIW,  inside  fltk-1.3  src/Fl_x.cxx:1443,  there's no code to
> handle  those buttons. Having something like the following may be
> worth a try (if you're a coder):
> 
>     if (xevent.xbutton.button == Button4) {
>       Fl::e_dy = -1; // Up
>       event = FL_MOUSEWHEEL;
>     } else if (xevent.xbutton.button == Button5) {
>       Fl::e_dy = +1; // Down
>       event = FL_MOUSEWHEEL;
> +   } else if (xevent.xbutton.button == Button6) {
> +     Fl::e_dx = -1; // Left
> +     event = FL_MOUSEWHEEL;
> +   } else if (xevent.xbutton.button == Button7) {
> +     Fl::e_dx = +1; // Right
> +     event = FL_MOUSEWHEEL;
>     } else {
>       Fl::e_state |= (FL_BUTTON1 << (xevent.xbutton.button-1));
>       event = FL_PUSH;
>       checkdouble();
>     }

That doesn't work (for me). Button6/7 aren't defined, or something.
Does anybody have horizontal scrolling working?