REPORT-133198 fix:List面板背景逻辑调整

designer-base/src/main/java/com/fr/design/gui/controlpane/JListControlPane.java

@@ -374,10 +374,8 @@ public abstract class JListControlPane extends JControlPane implements ListContr
             this.iconLabel.setBorder(new ScaledEmptyBorder(0, 4, 0, 0));
             add(this.textLabel, BorderLayout.CENTER);
             add(this.iconLabel, BorderLayout.WEST);
-            this.iconLabel.setBackground(FlatUIUtils.getUIColor("List.cellRender.background", Color.WHITE));
-            //iconLabel和textLabel的背景颜色不会被JList背景颜色覆盖,开发者自定义
-            this.textLabel.setOpaque(true);
-            this.iconLabel.setOpaque(true);
+            this.textLabel.setOpaque(false);
+            this.iconLabel.setOpaque(false);
         }
 
         @Override
@@ -390,9 +388,9 @@ public abstract class JListControlPane extends JControlPane implements ListContr
                 this.textLabel.setText(nameable.getName());
                 boolean iconSet = false;
                 if(isSelected) {
-                    this.textLabel.setBackground(FlatUIUtils.getUIColor("List.selectionInactiveBackground", Color.GRAY));
+                    setBackground(FlatUIUtils.getUIColor("List.selectionInactiveBackground", Color.GRAY));
                 } else {
-                    this.textLabel.setBackground(FlatUIUtils.getUIColor("List.cellRender.background", Color.WHITE));
+                    setBackground(FlatUIUtils.getUIColor("List.cellRender.background", Color.WHITE));
                 }
                 for (NameableCreator creator : JListControlPane.this.creators()) {
                     if (creator.menuIcon() != null && creator.acceptObject2Populate(nameable) != null) {