diff --git a/typescript/base/single/button/button.basic.ts b/typescript/base/single/button/button.basic.ts
new file mode 100644
index 0000000000..294ed0b0e8
--- /dev/null
+++ b/typescript/base/single/button/button.basic.ts
@@ -0,0 +1,33 @@
+import { _Single } from "../single";
+
+export interface _BasicButton extends _Single {
+    _createShadow(): void;
+
+    bindEvent(): void;
+
+    _trigger(e: Event): void;
+
+    _doClick(e: Event): void;
+
+    beforeClick(): void;
+
+    doClick(): void;
+
+    handle(): _BasicButton;
+
+    hover(): void;
+
+    dishover(): void;
+
+    setSelected(b: any): void;
+
+    isSelected(): boolean;
+
+    isOnce(): boolean;
+
+    isForceSelected(): boolean;
+
+    isForceNotSelected(): boolean;
+
+    isDisableSelected(): boolean;
+}
diff --git a/typescript/base/single/single.ts b/typescript/base/single/single.ts
new file mode 100644
index 0000000000..06e67f015d
--- /dev/null
+++ b/typescript/base/single/single.ts
@@ -0,0 +1,31 @@
+import { _Widget } from "../../core/widget";
+
+export interface _Single extends _Widget {
+    _showToolTip(e: Event, opt?: SingleOpt): void;
+
+    _hideTooltip(): void;
+
+    _clearTimeOut(): void;
+
+    enableHover(opt?: SingleOpt): void;
+
+    disabledHover(): void;
+
+    setTitle(title: string, opt?: SingleOpt): void;
+
+    setWarningTitle(title: string, opt?: SingleOpt): void;
+
+    getTipType(): string;
+
+    isReadOnly(): boolean;
+
+    getTitle(): string;
+
+    getWarningTitle(): string;
+
+    popluate(..._args: any[]): void;
+}
+
+interface SingleOpt {
+    container?: any, belowMouse?: boolean
+}
\ No newline at end of file
diff --git a/typescript/core/ob.ts b/typescript/core/ob.ts
index 0b2ffc1dbf..5279babe7c 100644
--- a/typescript/core/ob.ts
+++ b/typescript/core/ob.ts
@@ -1,9 +1,3 @@
-export interface OBConstructor {
-    new(config: any): _OB;
-    (config: any): _OB;
-    readonly prototype: _OB;
-}
-
 export interface _OB {
     props: Props | (<T>(config: T) => Props & T);
 
diff --git a/typescript/core/widget.ts b/typescript/core/widget.ts
index ddbbfd5e14..a9912ae6c5 100644
--- a/typescript/core/widget.ts
+++ b/typescript/core/widget.ts
@@ -1,9 +1,6 @@
 import { _OB } from "./ob";
 
-export interface WidgetConstructor {
-    new(config: any): _Widget;
-    (config: any): _Widget;
-    readonly prototype: _Widget;
+export interface _WidgetStatic {
     /**
      * 注册渲染引擎
      * @param engine 引擎
diff --git a/typescript/index.ts b/typescript/index.ts
index 4f238c3f67..4f52d9fbb8 100644
--- a/typescript/index.ts
+++ b/typescript/index.ts
@@ -1,9 +1,19 @@
 import { _i18n } from "./core/i18n";
-import { OBConstructor } from "./core/ob";
+import { _OB } from "./core/ob";
 import { _func } from "./core/func";
-import { WidgetConstructor } from "./core/widget";
+import { _Widget, _WidgetStatic } from "./core/widget";
+import { _Single } from "./base/single/single";
+import { _BasicButton } from "./base/single/button/button.basic";
+
+type Constructor<T extends {}> = T & {
+    new(config: any): T;
+    (config: any): T;
+    readonly prototype: T;
+}
 
 export interface _BI extends _func, _i18n {
-    OB: OBConstructor;
-    Widget: WidgetConstructor;
+    OB: Constructor<_OB>;
+    Widget: Constructor<_Widget> & _WidgetStatic;
+    Single: Constructor<_Single>;
+    BasicButton: Constructor<_BasicButton>;
 }