diff --git a/typescript/core/wrapper/layout/adapt/adapt.leftvertical.ts b/typescript/core/wrapper/layout/adapt/adapt.leftvertical.ts
new file mode 100644
index 000000000..db19c9142
--- /dev/null
+++ b/typescript/core/wrapper/layout/adapt/adapt.leftvertical.ts
@@ -0,0 +1,7 @@
+import { _Layout } from "../../layout";
+
+export interface _LeftVerticalAdapt extends _Layout {
+    resize(): void;
+
+    populate<T>(items?: T[]): void;
+}
diff --git a/typescript/index.ts b/typescript/index.ts
index 3dd952cfe..656e55aeb 100644
--- a/typescript/index.ts
+++ b/typescript/index.ts
@@ -46,6 +46,8 @@ import { _VerticalLayout } from "./core/wrapper/layout/layout.vertical";
 import { _DefaultLayout } from "./core/wrapper/layout/layout.default";
 import { _DownListCombo, _DownListComboStatic } from "./widget/downlist/combo.downlist";
 import { Icon } from "./base/single/icon/icon";
+import { _LeftVerticalAdapt } from "./core/wrapper/layout/adapt/adapt.leftvertical";
+
 
 type ClassConstructor<T extends {}> = T & {
     new(config: any): T;
@@ -102,6 +104,7 @@ export interface BI extends _func, _i18n, _base, _inject {
     Input: ClassConstructor<_Input> & _InputStatic;
     SearchTextValueCombo: ClassConstructor<_SearchTextValueCombo> & _SearchTextValueComboStatic;
     Icon: typeof Icon;
+    LeftVerticalAdaptLayout: ClassConstructor<_LeftVerticalAdapt>;
 }
 
 export default {