function h=textbox(r,tit,texts,name);

% TEXTBOX Creates a textbox in a frame.
%    h=TEXTBOX(R,TIT,TEXTS,NAME) creates a frame at position R,
%    title TIT, and places a set of boxes in it (one per cell
%    in TEXTS). The global variable GUI will have a field NAME_h
%    with the handles.
%
% ashcherbina@ucsd.edu, 11/20/2001

global GUI;

xspace=.01;
yspace=.01;
dy=.04;
L=length(texts);

a=uicontrol('style','frame', ...
            'units','normalized', ...
	    'position',r);
r=r+[xspace yspace -2*xspace -2*yspace];
r(2)=r(2)+r(4)-dy;
r(4)=dy;

if (~isempty(tit)),
  uicontrol('style','text', ...
            'string',tit, ...
            'units','normalized', ...
            'position',r, ...
            'fontweight','bold');
  r=next_line(r);
end,

for k=1:L,
  h(k)=uicontrol('style','edit', ...
                 'units','normalized', ...
                 'position',r, ...
                 'string',texts{k});
  r=next_line(r);
end

eval(['GUI.' name '_h=h;']);

if (nargout==0),
  clear h;
end,

return

function r=next_line(r);

r(2)=r(2)-r(4);

return