Re: trouble with refreshdata?

[Ben Abbott]

 On Tuesday, March 23, 2010, at 03:18PM, "John W. Eaton" <address@hidden> wrote:
>On 22-Mar-2010, Ben Abbott wrote:
>
>| I have a rather recent build. I tried running the refreshdata demo, but ...
>| 
>| demo refreshdata
>| refreshdata example 1:
>|  x = 0:0.1:10;
>|  y = sin (x);
>|  plot (x, y, "ydatasource", "y");
>|  for i = 1 : 100
>|    pause(0.1)
>|    y = sin (x + 0.1 * i);
>|    refreshdata(gcf(), "caller");
>|  endfor
>| 
>| refreshdata example 1: failed
>| cell2mat: elements must be numeric, char or logical
>| 
>| Is anyone else seeing this?
>| 
>| The error occurs at line 85.
>| 
>|  79   for i = 1 : numel (h)
>|  80     obj = get (h (i));
>|  81     fldnames = fieldnames (obj);
>|  82     m = regexpi (fieldnames(obj), "^.+datasource$", "match");
>|  83     idx = cellfun (@(x) !isempty(x), m);
>|  84     if (any (idx))
>|  85       props = [props; {cell2mat(m(idx))}];
>|  86       objs  = [objs ; h(i)];
>|  87     endif
>|  88   endfor
>| 
>| Ben
>
>Yes, I can duplicate this problem, but I don't knwo what the proper
>solution is as I don't really understand what this code is trying to
>do.
>
>Can you identify what changed so that this is now failing?  Unless the
>change was intentional, then maybe that is the real bug.
>
>jwe

I'm also unfamiliar with this code, but I'll take a look as my time permits.

If someone else has an idea what this code is trying to do, please let me know.

Ben