REPORT-40028 在UI类的paint方法中已经进行了顶层组件的绘制，就不将其加入FormDesigner了

designer-form/src/main/java/com/fr/design/mainframe/FormDesigner.java

@@ -189,7 +189,6 @@ public class FormDesigner extends TargetComponent<Form> implements TreeSelection
         this.switchAction = switchAction;
         topXCreators=new TopXCreators(this);
         topXCreators.setVisible(true);
-        add(topXCreators);
 
         // 必须刷新"参数/控件树"面板，否则，若最近一次打开模版为 cpt，重启设计器，打开 frm，控件树消失
         populateParameterPropertyPane();

designer-form/src/main/java/com/fr/design/mainframe/FormDesignerUI.java

@@ -84,7 +84,7 @@ public class FormDesignerUI extends ComponentUI {
             // 设计参数面板
             repaintPara(g, paraComponent, c);
         }
-        repaintTopXCreators(g);
+        paintTopXCreators(g);
 
         if (designer.isDrawLineMode() && designer.getDrawLineHelper().drawLining()) {
             designer.getDrawLineHelper().drawAuxiliaryLine(g);
@@ -446,7 +446,7 @@ public class FormDesignerUI extends ComponentUI {
         ComponentUtils.resetBuffer(dbcomponents);
     }
 
-    private void repaintTopXCreators(Graphics g){
+    private void paintTopXCreators(Graphics g){
         designer.paintTopCreators(g);
     }