From 669b2d0993a7872cdf67a96ab67fccc09825b3fd Mon Sep 17 00:00:00 2001
From: Abdullah Tahiri <abdullah.tahiri.yo@gmail.com>
Date: Sun, 19 Mar 2023 08:46:29 +0100
Subject: [PATCH] Prevent unnecessary update of snapAngle, block signals when
 auto updating

---
 src/Mod/Sketcher/Gui/Command.cpp | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/Mod/Sketcher/Gui/Command.cpp b/src/Mod/Sketcher/Gui/Command.cpp
index 1c12786baa..742e3fab6e 100644
--- a/src/Mod/Sketcher/Gui/Command.cpp
+++ b/src/Mod/Sketcher/Gui/Command.cpp
@@ -1208,13 +1208,22 @@ public:
             }
         };
 
+        auto updateSpinBox = [](Gui::QuantitySpinBox* spinbox, double value) {
+            auto currentvalue = spinbox->rawValue();
+
+            if (currentvalue != value) {
+                const QSignalBlocker blocker(spinbox);
+                spinbox->setValue(value);
+            }
+        };
+
         ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher/Snap");
 
         updateCheckBox(snapToObjects, hGrp->GetBool("SnapToObjects", true));
 
         updateCheckBox(snapToGrid, hGrp->GetBool("SnapToGrid", false));
 
-        snapAngle->setValue(hGrp->GetFloat("SnapAngle", 5.0));
+        updateSpinBox(snapAngle, hGrp->GetFloat("SnapAngle", 5.0));
 
         bool snapActivated = hGrp->GetBool("Snap", true);
         snapToObjects->setEnabled(snapActivated);