Matlab - Button Group

function varargout = button_group13(varargin)

gui_Singleton = 1;

gui_State = struct('gui_Name',       mfilename, ...

                   'gui_Singleton',  gui_Singleton, ...

                   'gui_OpeningFcn', @button_group13_OpeningFcn, ...

                   'gui_OutputFcn',  @button_group13_OutputFcn, ...

                   'gui_LayoutFcn',  [] , ...

                   'gui_Callback',   []);

if nargin && ischar(varargin{1})

    gui_State.gui_Callback = str2func(varargin{1});

end

if nargout

    [varargout{1:nargout}] = gui_mainfcn(gui_State, varargin{:});

else

    gui_mainfcn(gui_State, varargin{:});

end

function button_group13_OpeningFcn(hObject, eventdata, handles, varargin)

set(handles.transformador1,'value',0);

set(handles.transformador2,'value',0);

set(handles.text1,'String',' ');

handles.output = hObject;

guidata(hObject, handles);

function varargout = button_group13_OutputFcn(hObject, eventdata, handles)

varargout{1} = handles.output;

function uipanel1_SelectionChangeFcn(hObject, eventdata, handles)

texto=rand;

if (hObject==handles.transformador1)

 set(handles.transformador1,'value',1);

 set(handles.transformador2,'value',0);

 set(handles.text1,'String',texto);

end

if (hObject==handles.transformador2)

 set(handles.transformador1,'value',0);

 set(handles.transformador2,'value',1);

 set(handles.text1,'String',texto);

end

guidata(hObject, handles);