feat: anchor add wrapperClass and wrapperStyle

Author: tangjinzhou

Diff for: components/anchor/Anchor.jsx

@@ -4,7 +4,7 @@ import addEventListener from '../_util/Dom/addEventListener';
 import Affix from '../affix';
 import getScroll from '../_util/getScroll';
 import raf from 'raf';
-import { initDefaultProps, getClass } from '../_util/props-util';
+import { initDefaultProps } from '../_util/props-util';
 import BaseMixin from '../_util/BaseMixin';
 
 function getDefaultContainer() {
@@ -82,6 +82,8 @@ export const AnchorProps = {
   affix: PropTypes.bool,
   showInkInFixed: PropTypes.bool,
   getContainer: PropTypes.func,
+  wrapperClass: PropTypes.string,
+  wrapperStyle: PropTypes.object,
 };
 
 export default {
@@ -213,15 +215,15 @@ export default {
       visible: activeLink,
     });
 
-    const wrapperClass = classNames(getClass(this), `${prefixCls}-wrapper`);
+    const wrapperClass = classNames(this.wrapperClass, `${prefixCls}-wrapper`);
 
     const anchorClass = classNames(prefixCls, {
       fixed: !affix && !showInkInFixed,
     });
 
     const wrapperStyle = {
       maxHeight: offsetTop ? `calc(100vh - ${offsetTop}px)` : '100vh',
-      // ...getStyle(this, true),
+      ...this.wrapperStyle,
     };
 
     const anchorContent = (

Diff for: components/anchor/index.en-US.md

@@ -11,6 +11,8 @@
 | offsetBottom | Pixels to offset from bottom when calculating position of scroll | number | - |
 | offsetTop | Pixels to offset from top when calculating position of scroll | number | 0 |
 | showInkInFixed | Whether show ink-balls in Fixed mode | boolean | false |
+| wrapperClass | The class name of the container | string | - |
+| wrapperStyle | The style of the container | object | - |
 
 ### Events
 | Events Name | Description | Arguments |

Diff for: components/anchor/index.zh-CN.md

@@ -11,6 +11,8 @@
 | offsetBottom | 距离窗口底部达到指定偏移量后触发 | number |  |
 | offsetTop | 距离窗口顶部达到指定偏移量后触发 | number |  |
 | showInkInFixed | 固定模式是否显示小圆点 | boolean | false |
+| wrapperClass | 容器的类名 | string | - |
+| wrapperStyle | 容器样式 | object | - |
 
 ### 事件
 | 事件名称 | 说明 | 回调参数 |

Diff for: types/anchor/anchor.d.ts

@@ -48,4 +48,16 @@ export declare class Anchor extends AntdComponent {
    * @type boolean
    */
   showInkInFixed: boolean;
+
+  /**
+   * The class name of the container
+   * @type string
+   */
+  wrapperClass: string;
+
+  /**
+   * The style of the container
+   * @type object
+   */
+  wrapperStyle: object;
 }