diff --git a/src/core/shortcut.js b/src/core/shortcut.js
index 9ab6d37689..a287091cb9 100644
--- a/src/core/shortcut.js
+++ b/src/core/shortcut.js
@@ -4,6 +4,9 @@
         if (kv[xtype] != null) {
             _global.console && console.error("shortcut:[" + xtype + "] has been registed");
         }
+        if (cls) {
+            cls["xtype"] = xtype;
+        }
         kv[xtype] = cls;
     };
 
diff --git a/typescript/index.ts b/typescript/index.ts
index ed9f792153..903d9c6e36 100644
--- a/typescript/index.ts
+++ b/typescript/index.ts
@@ -48,6 +48,7 @@ type ClassConstructor<T extends {}> = T & {
     new(config: any): T;
     (config: any): T;
     readonly prototype: T;
+    readonly xtype: string;
 }
 
 export interface BI extends _func, _i18n, _base, _inject {