remove listeners fix: #218

Author: maheshj01

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 - Fix [Issue: #222](https://github.com/maheshj01/searchfield/issues/222) Suggestion overlay dimensions not updated on resize
 - Fix [Issue: #224](https://github.com/maheshj01/searchfield/issues/224) calling setState in listener caused setState exception
+- Fix [Issue: #218](https://github.com/maheshj01/searchfield/issues/218) FocusNode listener is not removed
 
 ### [1.2.7] - Apr 16, 2025
 

lib/src/searchfield.dart

@@ -426,10 +426,8 @@ class _SearchFieldState<T> extends State<SearchField<T>> {
     if (widget.controller == null) {
       searchController!.dispose();
     }
-    if (widget.focusNode == null) {
-      _searchFocus!.dispose();
-    }
-
+    _searchFocus?.removeListener(() {});
+    _searchFocus?.dispose();
     removeOverlay();
     super.dispose();
   }