修改

designer/src/com/fr/design/widget/WidgetPane.java

@@ -71,7 +71,7 @@ public class WidgetPane extends BasicPane implements ItemListener {
             Widget selectedItem = editorTypeComboBox.getCellWidget();
             WidgetDesignHandler handler = ExtraDesignClassManager.getInstance().getWidgetDesignHandler();
             if (handler != null) {
-                selectedItem = handler.dealWithWidget(oldWidget, selectedItem);
+                handler.dealWithWidget(oldWidget, selectedItem);
             }
             if (e.getItem() instanceof Item && ((Item) e.getItem()).getValue() instanceof WidgetConfig) {
                 populate(selectedItem);

designer_base/src/com/fr/design/fun/WidgetDesignHandler.java

@@ -18,5 +18,5 @@ public interface WidgetDesignHandler extends Level {
      * @param newWidget 新控件
      * @return 处理后的控件
      */
-    Widget dealWithWidget(Widget oldWidget, Widget newWidget);
+    void dealWithWidget(Widget oldWidget, Widget newWidget);
 }

designer_base/src/com/fr/design/fun/impl/AbstractWidgetDesignHandler.java

@@ -1,7 +1,6 @@
 package com.fr.design.fun.impl;
 
 import com.fr.design.fun.WidgetDesignHandler;
-import com.fr.form.ui.Widget;
 
 /**
  * Coder: zack
@@ -9,8 +8,4 @@ import com.fr.form.ui.Widget;
  * Time: 10:41
  */
 public abstract class AbstractWidgetDesignHandler implements WidgetDesignHandler {
-    @Override
-    public Widget dealWithWidget(Widget oldWidget, Widget newWidget) {
-        return newWidget;
-    }
 }