diff --git a/tryton/common/cellrenderercombo.py b/tryton/common/cellrenderercombo.py
index 2398ee66e0..1764387b61 100644
--- a/tryton/common/cellrenderercombo.py
+++ b/tryton/common/cellrenderercombo.py
@@ -8,11 +8,9 @@ from tryton.common.selection import selection_shortcuts
 
 class CellRendererCombo(gtk.CellRendererCombo):
 
-    def do_start_editing(self, event, widget, path, background_area,
-            cell_area, flags):
-        editable = gtk.CellRendererCombo.do_start_editing(self, event, widget,
-            path, background_area, cell_area, flags)
-        return selection_shortcuts(editable)
+    def on_editing_started(self, editable, path):
+        super().on_editing_started(editable, path)
+        selection_shortcuts(editable)
 
 
 gobject.type_register(CellRendererCombo)
diff --git a/tryton/common/cellrendererfloat.py b/tryton/common/cellrendererfloat.py
index 551920789a..07e51ace03 100644
--- a/tryton/common/cellrendererfloat.py
+++ b/tryton/common/cellrendererfloat.py
@@ -12,12 +12,9 @@ class CellRendererFloat(CellRendererInteger):
         super(CellRendererFloat, self).__init__()
         self.digits = None
 
-    def do_start_editing(self, event, widget, path, background_area,
-            cell_area, flags):
-        editable = super(CellRendererFloat, self).do_start_editing(event,
-            widget, path, background_area, cell_area, flags)
+    def on_editing_started(self, editable, path):
+        super().on_editing_started(editable, path)
         editable.connect('key-press-event', self.key_press_event)
-        return editable
 
     def key_press_event(self, widget, event):
         for name in ('KP_Decimal', 'KP_Separator'):
diff --git a/tryton/common/cellrendererinteger.py b/tryton/common/cellrendererinteger.py
index fbc3445a05..6d77658ada 100644
--- a/tryton/common/cellrendererinteger.py
+++ b/tryton/common/cellrendererinteger.py
@@ -7,13 +7,10 @@ import locale
 
 class CellRendererInteger(CellRendererText):
 
-    def do_start_editing(self, event, widget, path, background_area,
-            cell_area, flags):
-        editable = super(CellRendererInteger, self).do_start_editing(event,
-                widget, path, background_area, cell_area, flags)
+    def on_editing_started(self, editable, path):
+        super().on_editing_started(editable, path)
         editable.set_alignment(1.0)
         editable.connect('insert_text', self.sig_insert_text)
-        return editable
 
     def sig_insert_text(self, entry, new_text, new_text_length, position):
         value = entry.get_text()
@@ -26,4 +23,5 @@ class CellRendererInteger(CellRendererText):
         except ValueError:
             entry.stop_emission('insert-text')
 
+
 gobject.type_register(CellRendererInteger)
diff --git a/tryton/common/cellrenderertext.py b/tryton/common/cellrenderertext.py
index 8955efec53..f8d0232464 100644
--- a/tryton/common/cellrenderertext.py
+++ b/tryton/common/cellrenderertext.py
@@ -6,10 +6,12 @@ import gobject
 
 class CellRendererText(gtk.CellRendererText):
 
-    def do_start_editing(self, event, widget, path, background_area,
-            cell_area, flags):
-        return gtk.CellRendererText.do_start_editing(self, event, widget,
-            path, background_area, cell_area, flags)
+    def __init__(self):
+        super(CellRendererText, self).__init__()
+        self.connect('editing-started', self.__class__.on_editing_started)
+
+    def on_editing_started(self, editable, path):
+        pass
 
 
 class CellRendererTextCompletion(CellRendererText):
@@ -18,13 +20,9 @@ class CellRendererTextCompletion(CellRendererText):
         super(CellRendererTextCompletion, self).__init__()
         self.set_completion = set_completion
 
-    def do_start_editing(self, event, widget, path, background_area, cell_area,
-            flags):
-        editable = super(CellRendererTextCompletion,
-            self).do_start_editing(event, widget, path, background_area,
-                cell_area, flags)
+    def on_editing_started(self, editable, path):
+        super().on_editing_started(editable, path)
         self.set_completion(editable, path)
-        return editable
 
 
 gobject.type_register(CellRendererText)