补充注释

designer-realize/src/main/java/com/fr/design/widget/ui/btn/FreeButtonDetailPane.java

@@ -26,6 +26,9 @@ public class FreeButtonDetailPane extends AbstractExtraButtonPane<FreeButton> {
         return new FreeButton();
     }
 
+    /**
+     * 填充button配置面板
+     */
     public void populate(FreeButton button) {
         super.populate(button);
         if (buttonSytleDefinedPane != null) {