Date: Dec 31, 2012 1:25 AM
Author: Nima Nikvand
Subject: Re: Error in Custom datatip string function

Just a quick update to this post, I realized that the lselection function does not run at all, and I am not sure how to invoke it

"Nima Nikvand" <nnikvand@uwaterloo.ca> wrote in message <kbr3cq$osq$1@newscl01ah.mathworks.com>...
> Hello everyone,
>
> I am using a custom datatip string function in my GUI, the call to the function is made in the following format:
>
> set(dcmObj,'Enable','on',...
> 'SnapToDataVertex','on', ...
> 'DisplayStyle','datatip',...
> 'UpdateFcn',@datatextbox);
>
> where datatextbox is the custom datatip function and the following is it's format:
>
> function [txt,pos] = datatextbox(~,event_obj)
> pos = get(event_obj,'Position');
> txt = {['Vector Length: ',num2str(pos(1))],['MOS: ',num2str(pos(2))]};
> myhandles = guidata(gcbo);
> sobj1= myhandles.sobj1;
> sobj2 = myhandles.sobj2;
> myhandles.txt = txt;
> set(myhandles.txt1,'string',txt);
> [imno,imind,vlength,ssim,axes] = lselection(sobj1,sobj2,pos);
>
> However, I am getting a "Error in Custom datatip string function" error message when I add the last function (lselection) in my function definition. If I remove this function everything works alright. The lselection function works alright when used separately, I need to be able to pass and update the position information from this function and I am wondering what could be the problem and I appreciate any suggestions.