fix bug

example/qml/window/MainWindow.qml

@@ -234,7 +234,7 @@ FluWindow {
         id: com_reveal
         CircularReveal{
             id: reveal
-            target: window.contentItem
+            target: window.containerItem()
             anchors.fill: parent
             onAnimationFinished:{
                 //动画结束后释放资源
@@ -263,7 +263,7 @@ FluWindow {
                 return
             }
             loader_reveal.sourceComponent = com_reveal
-            var target = window.contentItem
+            var target = window.containerItem()
             var pos = button.mapToItem(target,0,0)
             var mouseX = pos.x
             var mouseY = pos.y

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

@@ -275,7 +275,7 @@ Window {
             sourceComponent: window.useSystemAppBar ? undefined : com_app_bar
         }
         Item{
-            id:layout_content
+            id: layout_content
             anchors{
                 top: loader_app_bar.bottom
                 left: parent.left
@@ -294,7 +294,6 @@ Window {
             id:info_bar
             root: layout_container
         }
-
         FluLoader{
             id:loader_border
             anchors.fill: parent
@@ -364,4 +363,7 @@ Window {
     function deleteLater(){
         FluTools.deleteLater(window)
     }
+    function containerItem(){
+        return layout_container
+    }
 }

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

@@ -363,4 +363,7 @@ Window {
     function deleteLater(){
         FluTools.deleteLater(window)
     }
+    function containerItem(){
+        return layout_container
+    }
 }