REPORT-3163 合作开发9.0设计器=>新列表面板=》修复自定义列表项控制台报错的bug

designer_base/src/com/fr/design/gui/controlpane/UINameableListCellRenderer.java

@@ -143,18 +143,12 @@ public class UINameableListCellRenderer extends
             Nameable wrappee = ((ListModelElement) value).wrapper;
             this.setText(((ListModelElement) value).wrapper.getName());
 
-            boolean iconSet = false;
             for (NameableCreator creator : listControlPane.creators()) {
                 if (creator.menuIcon() != null && creator.acceptObject2Populate(wrappee) != null) {
-//                    this.setIcon(creator.menuIcon());
                     this.setToolTipText(creator.createTooltip());
-                    iconSet = true;
                     break;
                 }
             }
-//            if (!iconSet) {
-//                this.setIcon(BaseUtils.readIcon("/com/fr/base/images/oem/cpt.png"));
-//            }
         }
 
         return this;

designer_base/src/com/fr/design/gui/ilist/UIList.java

@@ -1,6 +1,7 @@
 package com.fr.design.gui.ilist;
 
 import com.fr.data.core.db.TableProcedure;
+import com.fr.design.gui.controlpane.UINameableListCellRenderer;
 import com.fr.design.gui.itooltip.UIToolTip;
 import com.fr.design.mainframe.JTemplate;
 import com.fr.stable.StringUtils;
@@ -43,6 +44,10 @@ public class UIList extends JList {
             Object value = getModel().getElementAt(index);
             ListCellRenderer renderer = getCellRenderer();
             Component rendererComp = renderer.getListCellRendererComponent(this, value, index, true, false);
+            // UINameableListCellRenderer 继承自JPanel，无法强转为JLabel，直接返回即可
+            if (rendererComp instanceof UINameableListCellRenderer) {
+                return null;
+            }
             if (rendererComp.getPreferredSize().width > getVisibleRect().width) {
                 String tips = (rendererComp instanceof JComponent) ? ((JComponent) rendererComp).getToolTipText() : null;
                 if (tips == null) {