From ca4b9cfb7f308e0a5df2819a4b216fe1139c2f32 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Tue, 2 Jun 2026 12:00:50 +0200
Subject: [PATCH] Prevent modifying the company of project work with parent,
 children or timesheet

Closes #14871
(grafted from 8e66491c57a6e2eee0d4c3e88d52a84b72c0a933)

--HG--
branch : 7.0
---
 modules/project/work.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/modules/project/work.py b/modules/project/work.py
index 4fb3c081dd..4f05a2244d 100644
--- a/modules/project/work.py
+++ b/modules/project/work.py
@@ -126,7 +126,13 @@ class Work(sequence_ordered(), tree(separator='\\'), ModelSQL, ModelView):
             ('task', 'Task')
             ],
         "Type", required=True)
-    company = fields.Many2One('company.company', "Company", required=True)
+    company = fields.Many2One('company.company', "Company", required=True,
+        states={
+            'readonly': (
+                Eval('parent', None)
+                | Eval('children', [])
+                | Eval('timesheet_duration', 0)),
+            })
     party = fields.Many2One('party.party', 'Party',
         states={
             'invisible': Eval('type') != 'project',