optimize attach feature

Author: xdd666t

lib/src/widget/helper/attach_widget.dart

@@ -95,7 +95,10 @@ class _AttachWidgetState extends State<AttachWidget>
   @override
   void didChangeMetrics() {
     super.didChangeMetrics();
-    _resetState();
+    // The latency threshold is approximately 8 milliseconds
+    Future.delayed(const Duration(milliseconds: 30), (){
+      _resetState();
+    });
   }
 
   @override

pubspec.yaml

@@ -3,7 +3,7 @@ description:
   An elegant Flutter Dialog solution,
   Easily implement Toast, Loading and custom Dialog,
   Make the use of the dialog easier!
-version: 4.9.8+4
+version: 4.9.8+5
 homepage: https://github.com/fluttercandies/flutter_smart_dialog
 # flutter pub publish --server=https://pub.dartlang.org
 # flutter build web --release --base-href="/flutter_smart_dialog/web/"