History --- ## 1.1.0 add `maskStyle`; ## 1.0.0 ### API 1. remove `openClassName` `width`; 2. update `iconChild` -> `handleChild` `onIconClick` -> `onHandleClick` `parent` -> `getContainer`; 3. add `handleStyle` `showMask`; ### Func 1. add `top` `bottom` placement. 2. `handleChild` type remove Array;