Fixed issue, where changing DPI scaling on monitor would detach visual elements from toolbar and not reattach/rebuild

CHANGELOG.md

@@ -2,6 +2,12 @@
 All notable changes to this project will be documented in this file.
 
 
+## [1.11.4] - 2025-09-21
+
+### Fixed
+- Fixed issue, where changing DPI scaling on monitor would detach visual elements from toolbar and not reattach/rebuild
+
+
 ## [1.11.3] - 2025-05-11
 
 ### Changed

Editor/Toolbar/Utilities/ToolbarUtility.cs

@@ -27,6 +27,7 @@ namespace Module.NavigationTool.Editor.Toolbar
         private static VisualElement CURRENT_PARENT_LEFT;
         private static VisualElement CURRENT_PARENT_RIGHT;
         private static int CURRENT_INSTANCE_ID;
+        private static FieldInfo FIELD_INFO_ROOT;
 #endif
         
 #if UNITY_2021_1_OR_NEWER
@@ -59,8 +60,10 @@ namespace Module.NavigationTool.Editor.Toolbar
                 CURRENT_PARENT_RIGHT?.RemoveFromHierarchy();
                 CURRENT_PARENT_RIGHT = null;
 
-                FieldInfo root = CURRENT_TOOLBAR.GetType().GetField("m_Root", BindingFlags.NonPublic | BindingFlags.Instance);
-                object rawRoot = root?.GetValue(CURRENT_TOOLBAR);
+                if (FIELD_INFO_ROOT == null)
+                    FIELD_INFO_ROOT = CURRENT_TOOLBAR.GetType().GetField("m_Root", BindingFlags.NonPublic | BindingFlags.Instance);
+                
+                object rawRoot = FIELD_INFO_ROOT?.GetValue(CURRENT_TOOLBAR);
                 CURRENT_ROOT = rawRoot as VisualElement;
 
                 if (CURRENT_ROOT != null)
@@ -121,6 +124,10 @@ namespace Module.NavigationTool.Editor.Toolbar
                 });
             }
 
+#if UNITY_6000_0_OR_NEWER
+            result.RegisterCallbackOnce<DetachFromPanelEvent>(OnDetachedFromPanel);
+#endif
+            
             parent.Add(result);
             return result;
         }
@@ -219,5 +226,12 @@ namespace Module.NavigationTool.Editor.Toolbar
 
             return list.ToArray();
         }
+        
+#if UNITY_6000_0_OR_NEWER
+        private static void OnDetachedFromPanel(DetachFromPanelEvent evt)
+        {
+            CURRENT_INSTANCE_ID = -1;
+        }
+#endif
     }
 }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "com.module.navigationtool",
-  "version": "1.11.3",
+  "version": "1.11.4",
   "displayName": "Module.NavigationTool",
   "description": "Support for navigation tools, like favorites, history and toolbars",
   "unity": "2019.2",