From 58d64e2442dd32d8b87fe9e0c138163d851f19df Mon Sep 17 00:00:00 2001
From: Chris Hennes <chennes@pioneerlibrarysystem.org>
Date: Fri, 24 Jan 2025 09:02:01 -0600
Subject: [PATCH] GUI: Disable legacy spnav code when legacy is false

We don't ever want to connect to both libspnav and NavLib
---
 src/Gui/View3DInventorViewer.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Gui/View3DInventorViewer.cpp b/src/Gui/View3DInventorViewer.cpp
index ff57cede1b..87876bf13a 100644
--- a/src/Gui/View3DInventorViewer.cpp
+++ b/src/Gui/View3DInventorViewer.cpp
@@ -569,7 +569,11 @@ void View3DInventorViewer::init()
     //filter a few qt events
     viewerEventFilter = new ViewerEventFilter;
     installEventFilter(viewerEventFilter);
-    getEventFilter()->registerInputDevice(new SpaceNavigatorDevice);
+    ParameterGrp::handle hViewGrp = App::GetApplication().GetParameterGroupByPath(
+        "User parameter:BaseApp/Preferences/View");
+    if (hViewGrp->GetBool("LegacySpaceMouseDevices", false)) {
+        getEventFilter()->registerInputDevice(new SpaceNavigatorDevice);
+    }
     getEventFilter()->registerInputDevice(new GesturesDevice(this));
 
     try{