Hi,
In addition to the problem I'm reposting below there is a twist.
When the program is run from a debugger the problem is does not occur. If
there are any thoughts on what would cause this a post would be greatly
appreciated. Again, if my statement of the problem is too vague please
let me know.
Douglas Johnson
J. C. Garland Condensed Matter Physics Lab
The Ohio State University
174 West 18th Avenue
Columbus, Ohio 43210
Phone: 614-292-8075
E-mail: djohnson@mps.ohio-state.edu
On Mon, 3 Feb 1997 djohnson@MPS.OHIO-STATE.EDU wrote:
> To subscribers of the xforms list from djohnson@MPS.OHIO-STATE.EDU :
>
> Greetings,
> I am currently attempting to use xforms to write a quick and dirty
> gui to control some instruments on a gpib bus. I have recently run into a
> small problem pertaining to adding menu items to a pulldown menu. In
> addition to that I'm experiencing problems with changing the callback
> routine that is associated with these particular menu items. The code was
> originally generated using fdesign. Each of the pulldown menus have been
> declared as objects and the section of code inside the create form
> subroutine is as follows
>
> fdui->tra_pulldown = obj = \
> fl_add_menu(FL_PULLDOWN_MENU,380,220,60,25,"Trace A");
> fl_set_object_boxtype(obj,FL_FRAME_BOX);
> fl_addto_menu(fdui->tra_pulldown,"Read Trace|Clear Trace");
> fl_set_object_callback(obj,do_trace_func,0);
>
> This originally had no menu items and the callback routine was to an
> error message stating that it was not implemented yet. After writing the
> appropriate subroutine for these functions the callback routine was
> changed. The problem that I'm experiencing is that it still calls the old
> callback subroutine, in addition if I change the actual menu items in the
> code above they remain the same. Has anyone experienced this kind of
> problem? If this is not enough info please let me know, thanks for any
> help that can be given.
>
> Douglas Johnson
> J. C. Garland Condensed Matter Physics Lab
> The Ohio State University
> 174 West 18th Avenue
> Columbus, Ohio 43210
> Phone: 614-292-8075
> E-mail: djohnson@mps.ohio-state.edu
>
>
>
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