You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: spm_dcm_fnirs_viewer_result.m
    path of file: ./repos/spm12/toolbox/dcm_fnirs
    
    the code of the file until where you have to start completion: function varargout = spm_dcm_fnirs_viewer_result(varargin)
% GUI for displaying DCM-fNIRS results
%_______________________________________________________________
    
function radio_C_Callback(hObject, eventdata, handles)
%--------------------------------------------------------------------------
%-Set radio button properties 
dcm_p = 3; 
nr = size(handles.radios, 2); 
h = zeros(nr, 1); h(dcm_p) = 1; 
for i = 1:nr, set(handles.(handles.radios{i}), 'value', h(i)); end