update

example/qml/component/CodeExpander.qml

@@ -16,7 +16,7 @@ FluExpander{
         id:content
         width:parent.width
         text:highlightQmlCode(code)
-        textFormat: FluMultilineTextBox.RichText
+        textFormat: FluCopyableText.RichText
         padding: 10
         topPadding: 10
         leftPadding: 10

src/Qt5/imports/FluentUI/Controls/FluCopyableText.qml

@@ -33,14 +33,14 @@ TextEdit {
         function popup(){
             sourceComponent = menu
         }
-        onLoaded: {
-            item.open()
-        }
     }
     Component{
         id:menu
         FluTextBoxMenu{
             inputItem: control
+            Component.onCompleted: {
+                popup()
+            }
             onClosed: {
                 menu_loader.sourceComponent = undefined
             }

src/Qt5/imports/FluentUI/Controls/FluMultilineTextBox.qml

@@ -79,12 +79,12 @@ TextArea{
         function popup(){
             sourceComponent = menu
         }
-        onLoaded: {
-            item.open()
-        }
     }
     Component{
         id:menu
+        Component.onCompleted: {
+            popup()
+        }
         FluTextBoxMenu{
             inputItem: control
             onClosed: {

src/Qt5/imports/FluentUI/Controls/FluTextBox.qml

@@ -116,14 +116,14 @@ TextField{
         function popup(){
             sourceComponent = menu
         }
-        onLoaded: {
-            item.open()
-        }
     }
     Component{
         id:menu
         FluTextBoxMenu{
             inputItem: control
+            Component.onCompleted: {
+                popup()
+            }
             onClosed: {
                 menu_loader.sourceComponent = undefined
             }

src/Qt6/imports/FluentUI/Controls/FluCopyableText.qml

@@ -33,14 +33,14 @@ TextEdit {
         function popup(){
             sourceComponent = menu
         }
-        onLoaded: {
-            item.open()
-        }
     }
     Component{
         id:menu
         FluTextBoxMenu{
             inputItem: control
+            Component.onCompleted: {
+                popup()
+            }
             onClosed: {
                 menu_loader.sourceComponent = undefined
             }

src/Qt6/imports/FluentUI/Controls/FluMultilineTextBox.qml

@@ -72,11 +72,25 @@ TextArea{
             if(control.readOnly && control.text === ""){
                 return
             }
-            menu.popup()
+            menu_loader.popup()
         }
     }
-    FluTextBoxMenu{
+    FluLoader{
+        id: menu_loader
+        function popup(){
+            sourceComponent = menu
+        }
+    }
+    Component{
         id:menu
-        inputItem: control
+        Component.onCompleted: {
+            popup()
+        }
+        FluTextBoxMenu{
+            inputItem: control
+            onClosed: {
+                menu_loader.sourceComponent = undefined
+            }
+        }
     }
 }

src/Qt6/imports/FluentUI/Controls/FluTextBox.qml

@@ -117,14 +117,14 @@ TextField{
         function popup(){
             sourceComponent = menu
         }
-        onLoaded: {
-            item.open()
-        }
     }
     Component{
         id:menu
         FluTextBoxMenu{
             inputItem: control
+            Component.onCompleted: {
+                popup()
+            }
             onClosed: {
                 menu_loader.sourceComponent = undefined
             }