--- a/pyArq-Presupuestos.py	Tue Sep 30 17:16:50 2014 +0200
+++ b/pyArq-Presupuestos.py	Thu May 02 16:31:17 2019 +0200
@@ -3,7 +3,7 @@
 ## File presupuestos.py
 ## This file is part of pyArq-Presupuestos.
 ##
-## Copyright (C) 2010 Miguel Ángel Bárcena Rodríguez
+## Copyright (C) 2010-2019 Miguel Ángel Bárcena Rodríguez
 ##                         <miguelangel@obraencurso.es>
 ##
 ## pyArq-Presupuestos is free software: you can redistribute it and/or modify
@@ -21,10 +21,11 @@
 
 # Modules
 import sys
+import getopt
 import gettext
 # pyArq-Presupuestos modules
+from Generic import win32Locale
 from Generic import globalVars
-from Generic import win32Locale
 
 def _take_APPDATA_path():
     # take path to find mo file
@@ -40,18 +41,45 @@
     _dir = globalVars.path["APPDATA"] + "/mo/"
     if sys.platform == 'win32':
         win32Locale.check_win32_locale()
-    gettext.install(_app, _dir, unicode=1)
+    kwargs = {}
+    if sys.version_info < (3,):
+        kwargs['unicode'] = True
+    gettext.install(_app, _dir, **kwargs)
 
-def _run_gui():
+def _run_gtk():
+    print("Iniciando interfaz Gtk3.")
+    from Gtk import gui
+    _app = gui.App()
+    _app.run(sys.argv)
+    
+def _run_gui(argumentList):
     """def _run_gui
     
     Shows main window and starts the GTK+ event processing loop.
     """
-    from Gtk import gui
-    _window = gui.MainWindow()
+    unixOptions = "h"
+    gnuOptions = ["help"]
+    # import before transtale
+    from Generic import base
+    
+    help = base.help
+    try:  
+        arguments, values = getopt.getopt(argumentList, unixOptions, gnuOptions)
+        if len(arguments) > 0:
+            for currentArgument, currentValue in arguments:  
+                if currentArgument in ("-h", "--help"):
+                    print(help)
+                    break
+                else:
+                    _run_gtk()
+        else:
+            _run_gtk()
+    except getopt.error as err:  
+        # output error
+        print (str(err))
 
 # Run pyArq-Presupuestos
 if __name__ == "__main__":
     _take_APPDATA_path()
     _translate()
-    _run_gui()
+    _run_gui(sys.argv[1:])