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function test_edit() 
% This function creates a text field and an edit box. 
% The the associated callback will cause the text  
% field to echo whatever was typed into the edit box. 
 
h0 = figure('Color',[0.8 0.8 0.8], ... 
   'Name','Test Edit Box', ... 
   'NumberTitle','off', ... 
   'Position',[300 300 257 136], ... 
   'Tag','Fig1'); 
h1 = uicontrol('Parent',h0, ... 
   'Units','points', ... 
   'BackgroundColor',[0.8 0.8 0.8], ... 
   'Position',[45 45 70 17], ... 
   'String','Echo Text Here', ... 
   'Style','text', ... 
   'Tag','Label1'); 
h1 = uicontrol('Parent',h0, ... 
   'Units','points', ... 
   'BackgroundColor',[1 1 1], ... 
   'Callback','test_edit_callback', ... 
   'Position',[45 25 70 17], ... 
   'String','Type Text Here', ... 
   'Style','edit', ... 
   'Tag','Edit1');