chore: 更新描述

typescript/index.ts

@@ -179,6 +179,7 @@ import { TreeValueChooserPane } from './component/treevaluechooser/pane.treevalu
 import { TdLayout } from './core/wrapper/layout/layout.td';
 import { MultiLayerSelectLevelTree } from './widget/multilayerselecttree/multilayerselecttree.leveltree';
 import { SelectTreeExpander } from './widget/selecttree/selecttree.expander';
+import { DownListGroupItem } from "./widget/downlist/item.downlistgroup";
 
 
 export interface BI extends _func, _i18n, _base, _inject, _var, _web, _utils {
@@ -365,6 +366,7 @@ export interface BI extends _func, _i18n, _base, _inject, _var, _web, _utils {
     TdLayout: typeof TdLayout;
     MultiLayerSelectLevelTree: typeof MultiLayerSelectLevelTree;
     SelectTreeExpander: typeof SelectTreeExpander;
+    DownListGroupItem: typeof DownListGroupItem;
 }
 
 export default {
@@ -551,4 +553,5 @@ export {
     MultiLayerSelectLevelTree,
     SelectTreeExpander,
     DirectionPager,
+    DownListGroupItem,
 };

typescript/widget/downlist/item.downlistgroup.ts

@@ -0,0 +1,10 @@
+import { BasicButton } from "../../base/single/button/button.basic";
+
+export declare class DownListGroupItem extends BasicButton {
+    static xtype: string;
+    static EVENT_CHANGE: string;
+
+    doRedMark(...args: any[]): void;
+
+    unRedMark(...args: any[]): void;
+}