docs: renderHead, renderFoot

Author: phphe

README.md

@@ -78,6 +78,8 @@ export default function BaseExample() {
 - `triggerDistance`: `number`. The min distance to trigger re-rendering when scrolling.
 - `onScroll`: `React.UIEventHandler`. Listen for the list's scroll event. Type is same with HTML native onscroll handle.
 - `virtual`: `boolean`. default: `true`. Whether to enable the virtual list feature. Render all items if disabled.
+- `renderHead`: `() => ReactNode`. Customize the persistent rendering content of the list header. Suitable for absolutely positioned, fixed positioned elements, and elements that do not take up too much space.
+- `renderFoot`: `() => ReactNode`. Customize the persistent rendering content of the list footer. Suitable for absolutely positioned, fixed positioned elements, and elements that do not take up too much space.
 - `className`: `string`. Add a CSS class to the list root element.
 - `style`: `React.CSSProperties`. Add CSS styles to the list root element.
 

README_CN.md

@@ -78,6 +78,8 @@ export default function BaseExample() {
 - `triggerDistance`: `number`. 滚动时触发重新渲染的距离。
 - `onScroll`: `React.UIEventHandler`. 监听列表的 scorll 事件。类型与 HTML 原生 onscroll 监听器相同。
 - `virtual`: `boolean`. 默认`true`. 是否启用虚拟列表。不启用则会渲染全部列表项。
+- `renderHead`: `() => ReactNode`. 自定义列表头部持久渲染内容。适用于绝对定位，固定定位元素，和不占用太大空间的元素。
+- `renderFoot`: `() => ReactNode`. 自定义列表底部持久渲染内容。适用于绝对定位，固定定位元素，和不占用太大空间的元素。
 - `className`: `string`. 附加 css class 到根元素。
 - `style`: `React.CSSProperties`. 附加 css style 到根元素。