Matlab - abrir una gui desde otro directorio

function varargout = ejercutar_guide_de_cualquier_directorio(varargin)

gui_Singleton = 1;

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

                   'gui_Singleton',  gui_Singleton, ...

                   'gui_OpeningFcn', @ejercutar_guide_de_cualquier_directorio_OpeningFcn, ...

                   'gui_OutputFcn',  @ejercutar_guide_de_cualquier_directorio_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 ejercutar_guide_de_cualquier_directorio_OpeningFcn(hObject, eventdata, handles, varargin)

ruta=pwd;

handles.ruta=ruta;

handles.output = hObject;

guidata(hObject, handles);

function varargout = ejercutar_guide_de_cualquier_directorio_OutputFcn(hObject, eventdata, handles)

varargout{1} = handles.output;

function ejecutar_guide_Callback(hObject, eventdata, handles)

[name,path]=uigetfile({'*.m';'*.fig'},'Pick a MATLAB code file');

if isequal(name,0)|| isequal(path,0)

    return;

else

   cd(path);

   pause(3);

  run(fullfile(path,name))

end

guidata(hObject, handles);

function regresar_path_determinado_Callback(hObject, eventdata, handles)

ruta=handles.ruta;

cd(ruta);