From 89eb6789c4865c34ceee0009b1fa1c136591b08d Mon Sep 17 00:00:00 2001
From: marioalexis <mario.passaglia@gmail.com>
Date: Fri, 11 Apr 2025 15:44:32 -0300
Subject: [PATCH] Fem: Update command FEM_SolverRun

---
 src/Mod/Fem/femcommands/commands.py | 42 ++++++++++++++++++++++++++---
 1 file changed, 38 insertions(+), 4 deletions(-)

diff --git a/src/Mod/Fem/femcommands/commands.py b/src/Mod/Fem/femcommands/commands.py
index fc34ada6d6..2025fbaabd 100644
--- a/src/Mod/Fem/femcommands/commands.py
+++ b/src/Mod/Fem/femcommands/commands.py
@@ -29,6 +29,9 @@ __url__ = "https://www.freecad.org"
 #  \ingroup FEM
 #  \brief FreeCAD FEM command definitions
 
+from PySide import QtCore
+from PySide import QtGui
+
 import FreeCAD
 import FreeCADGui
 from FreeCAD import Qt
@@ -1162,13 +1165,44 @@ class _SolverRun(CommandManager):
             "FEM_SolverRun", "Runs the calculations for the selected solver"
         )
         self.is_active = "with_solver"
+        self.tool = None
 
     def Activated(self):
-        from femsolver.run import run_fem_solver
+        if self.selobj.Proxy.Type == "Fem::SolverCalculiX":
+            QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor)
+            try:
+                from femsolver.calculix.calculixtools import CalculiXTools
 
-        run_fem_solver(self.selobj)
-        FreeCADGui.Selection.clearSelection()
-        FreeCAD.ActiveDocument.recompute()
+                self.tool = CalculiXTools(self.selobj)
+                self._conn(self.tool)
+                self.tool.prepare()
+                self.tool.compute()
+            except Exception as e:
+                QtGui.QApplication.restoreOverrideCursor()
+                raise
+
+        else:
+            from femsolver.run import run_fem_solver
+
+            run_fem_solver(self.selobj)
+            FreeCADGui.Selection.clearSelection()
+            FreeCAD.ActiveDocument.recompute()
+
+    def _conn(self, tool):
+        QtCore.QObject.connect(
+            tool.process,
+            QtCore.SIGNAL("finished(int, QProcess::ExitStatus)"),
+            self._process_finished,
+        )
+
+    def _process_finished(self, code, status):
+        if status == QtCore.QProcess.ExitStatus.NormalExit and code == 0:
+            self.tool.update_properties()
+            FreeCAD.ActiveDocument.recompute()
+            QtGui.QApplication.restoreOverrideCursor()
+        else:
+            QtGui.QApplication.restoreOverrideCursor()
+            FreeCAD.Console.PrintError("Process finished with errors. Result not updated\n")
 
 
 class _SolverZ88(CommandManager):