GUI Another help

 I have list of components 
 1) Methane
 2) Propane
 3) Butane
 I am using list drop down box to include all these components, but  these components do have a associated properties like 'Tc=2','Pc=3'  for each of the components , I want to a GUI program to load them when  selected , is it possible ? how ?

Answer 1

[SUDIP PODDAR]

Place this code to the call back of listbox

index_selected = get(hObject,'Value'); if ( index_selected == X ) TC = 2; PC = 3; else TC = 6; PC = 7; end like this.