Matlab - Scroll horizontal en Edit Text [ Consulta simple ]

function varargout = scroll_horizontal1(varargin)

gui_Singleton = 1;

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

                   'gui_Singleton',  gui_Singleton, ...

                   'gui_OpeningFcn', @scroll_horizontal1_OpeningFcn, ...

                   'gui_OutputFcn',  @scroll_horizontal1_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

end

function scroll_horizontal1_OpeningFcn(hObject, eventdata, handles, varargin)

set(handles.edit1,'Max',3)

set(handles.edit1,'Position',[10 25 30 4])

handles.output = hObject;

guidata(hObject, handles);

end

function varargout = scroll_horizontal1_OutputFcn(hObject, eventdata, handles)

jScrollPane=findjobj(handles.edit1);

jScrollPane.setHorizontalScrollBarPolicy(30);

jViewPort = jScrollPane.getViewport;

jEditbox = jViewPort.getComponent(0);

jEditbox.setWrapping(false);

jScrollPane.setHorizontalScrollBarPolicy(30);

varargout{1} = handles.output;

end

function edit1_Callback(hObject, eventdata, handles)

texto=get(handles.edit1,'string');

end

%Aqui copian todo el codigo descargado de la direccion anterior, es decir de  http://www.mathworks.com/matlabcentral/fileexchange/14317

y al final agregan la sentencia: end

%  No copio el codigo de la funcio findjobj(), pues es muy amplio el codigo.