From 5f88e71e1f7a8d8ed99c583238e039931f50a3e5 Mon Sep 17 00:00:00 2001
From: Uwe <donovaly@users.noreply.github.com>
Date: Thu, 31 Mar 2022 00:02:48 +0200
Subject: [PATCH] [FEM] fix function selection for cut filter

this is the same fix as https://github.com/FreeCAD/FreeCAD/commit/54ef47276fba
for the cut filter
---
 src/Mod/Fem/Gui/TaskPostBoxes.cpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/Mod/Fem/Gui/TaskPostBoxes.cpp b/src/Mod/Fem/Gui/TaskPostBoxes.cpp
index 7a4404c44d..5003cf4dfb 100644
--- a/src/Mod/Fem/Gui/TaskPostBoxes.cpp
+++ b/src/Mod/Fem/Gui/TaskPostBoxes.cpp
@@ -1206,12 +1206,17 @@ void TaskPostCut::collectImplicitFunctions() {
 
             ui->FunctionBox->clear();
             QStringList items;
+            std::size_t currentItem = 0;
+            App::DocumentObject* currentFunction = static_cast<Fem::FemPostClipFilter*>(getObject())->Function.getValue();
             const std::vector<App::DocumentObject*>& funcs = static_cast<Fem::FemPostFunctionProvider*>(
                 pipeline->Functions.getValue())->Functions.getValues();
-            for (std::size_t i = 0; i < funcs.size(); ++i)
+            for (std::size_t i = 0; i < funcs.size(); ++i) {
                 items.push_back(QString::fromLatin1(funcs[i]->getNameInDocument()));
-
+                if (currentFunction == funcs[i])
+                    currentItem = i;
+            }
             ui->FunctionBox->addItems(items);
+            ui->FunctionBox->setCurrentIndex(currentItem);
         }
     }
 }