diff --git a/designer-form/src/main/java/com/fr/design/designer/creator/XElementCase.java b/designer-form/src/main/java/com/fr/design/designer/creator/XElementCase.java
index b5cc813ae..220fddff5 100644
--- a/designer-form/src/main/java/com/fr/design/designer/creator/XElementCase.java
+++ b/designer-form/src/main/java/com/fr/design/designer/creator/XElementCase.java
@@ -321,9 +321,8 @@ public class XElementCase extends XBorderStyleWidgetCreator implements FormEleme
         FormDesigner designer = editingMouseListener.getDesigner();
         if (e.getButton() == MouseEvent.BUTTON1 &&
                 (e.getClickCount() == 2 || designer.getCursor().getType() == Cursor.HAND_CURSOR)) {
-            FormElementCaseContainerProvider component = (FormElementCaseContainerProvider) designer.getComponentAt(e);
             //切换设计器
-            designer.switchTab(component);
+            designer.switchTab(this);
         }
     }