From 16d3edab51f511d37b4aab7d6e50de3ff9f8c8e5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Thu, 6 Nov 2008 00:03:04 +0100
Subject: [PATCH] Prevent to create new readonly model

---
 tryton/gui/window/view_form/screen/screen.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tryton/gui/window/view_form/screen/screen.py b/tryton/gui/window/view_form/screen/screen.py
index 08a557914f..e16780928b 100644
--- a/tryton/gui/window/view_form/screen/screen.py
+++ b/tryton/gui/window/view_form/screen/screen.py
@@ -353,6 +353,8 @@ class Screen(SignalEvent):
         return False
 
     def new(self, default=True, context=None):
+        if self.models.readonly:
+            return
         if context is None:
             context = {}
         if self.current_view and ((self.current_view.view_type == 'tree' \