is imposible to add a new activity if the file is empty

1 files changed, 15 insertions, 12 deletions

diff --git a/calendario.py b/calendario.py
index d16d205..8b00aeb 100644
--- a/calendario.py
+++ b/calendario.py
@@ -181,6 +181,8 @@ class CalendarioActivity(activity.Activity):
         self.archivo.show_all()
 
     def _check_cb(self, widget, data=None):
+        '''return 1 if the checkbutton is now enable, else
+        return 0'''
         if self.check_status is 1:
             self.check_status = 0
         else:
@@ -211,21 +213,22 @@ class CalendarioActivity(activity.Activity):
         '''when the user clicked on the save button, 
         the content is added to a python object and
         is saved in a file'''
-        self.lista_fecha = self.calendario.get_date()
-        self.indice_dia = FechaUnix(self.lista_fecha)
-        self.indice_dia = self.indice_dia.fecha_unix()
         self.buffer = self.entrada.get_buffer()
         self.inicio, self.final = self.buffer.get_bounds()
         self.cadena = self.buffer.get_text(self.inicio, self.final, False)
-        self.modelocombo = self.combo.get_model()
-        self.index = self.combo.get_active()
-        self.categoria = self.modelocombo[self.index][0]
-        guardar_dato(self.indice_dia, self.cadena, self.categoria,\
-                     self.check_status, self.path) 
-        self.buffer.set_text(' ') 
-        self.modelo = crear_modelo(self.indice_dia, self.path)
-        self.actividades.set_model(self.modelo)   
-        
+        #if the buffer is not empty or does not have space
+        if self.cadena is not ' ' and self.cadena is not '' and self.cadena is not '  ': 
+            self.lista_fecha = self.calendario.get_date()
+            self.indice_dia = FechaUnix(self.lista_fecha)
+            self.indice_dia = self.indice_dia.fecha_unix()
+            self.modelocombo = self.combo.get_model()
+            self.index = self.combo.get_active()
+            self.categoria = self.modelocombo[self.index][0]
+            guardar_dato(self.indice_dia, self.cadena, self.categoria,\
+                       self.check_status, self.path) 
+            self.buffer.set_text(' ') 
+            self.modelo = crear_modelo(self.indice_dia, self.path)
+            self.actividades.set_model(self.modelo)   
 
     def _importar_cb(self, widget, data=None):
         '''change to the import view'''