\r\n \r\n | 属性 | \r\n 类型 | \r\n 默认值 | \r\n 描述 | \r\n
\r\n \r\n keeps | \r\n Number | \r\n 30 | \r\n 您期望虚拟列表在真实 dom 中保持渲染的项目数量。 | \r\n
\r\n \r\n extra-props | \r\n Object | \r\n {} | \r\n 分配给组件一些不在data-sources中的属性. 注意: index 和 source 都被内部占用了. | \r\n
\r\n \r\n estimate-size | \r\n Number | \r\n 50 | \r\n 每个Item的估计大小，如果它更接近平均大小，滚动条长度看起来更准确。建议指定自己计算的平均值。 | \r\n
\r\n \r\n start | \r\n Number | \r\n 0 | \r\n 设置滚动位置保持开始索引。 | \r\n
\r\n \r\n offset | \r\n Number | \r\n 0 | \r\n 设置滚动位置保持偏移。 | \r\n
\r\n \r\n scroll | \r\n Event | \r\n | \r\n 滚动时触发, 参数 (event, range)。 | \r\n
\r\n \r\n totop | \r\n Event | \r\n | \r\n 当滚动到顶部或者左边时触发, 无参数。 | \r\n
\r\n \r\n tobottom | \r\n Event | \r\n | \r\n 当滚动到底部或者右边时触发，无参数。 | \r\n
\r\n \r\n resized | \r\n Event | \r\n | \r\n 当大小改变时触发 (mounted), 参数 (id, size)。 | \r\n
\r\n \r\n direction | \r\n String | \r\n vertical | \r\n 滚动的方向, 可选值为 vertical 和 horizontal。 | \r\n
\r\n \r\n top-threshold | \r\n Number | \r\n 0 | \r\n 发出totop 事件的阈值, 注意多个调用。 | \r\n
\r\n \r\n bottom-threshold | \r\n Number | \r\n 0 | \r\n 发出tobottom 事件的阈值, 注意多个调用。 | \r\n
\r\n \r\n container-class | \r\n String | \r\n | \r\n 容器的类名，一般需要添加高度/或者宽度来让内容滚动，1.5.0版本新增 | \r\n
\r\n \r\n root-tag | \r\n String | \r\n div | \r\n 根节点的名称。 | \r\n
\r\n \r\n wrap-tag | \r\n String | \r\n div | \r\n 列表包裹元素名称(role=group)。 | \r\n
\r\n \r\n wrap-class | \r\n String | \r\n | \r\n 列表包裹元素类名。 | \r\n
\r\n \r\n wrap-style | \r\n Object | \r\n {} | \r\n 列表包裹元素内联样式。 | \r\n
\r\n \r\n item-tag | \r\n String | \r\n div | \r\n 项目包裹元素名称。 | \r\n
\r\n \r\n item-class | \r\n String | \r\n | \r\n 项目包裹元素类名。 | \r\n
\r\n \r\n item-class-add | \r\n Function | \r\n | \r\n 一个函数，您可以将额外的类（字符串）返回给项包装器元素， 参数 (index)。 | \r\n
\r\n \r\n item-style | \r\n Object | \r\n {} | \r\n 项目包裹元素内联样式。 | \r\n
\r\n \r\n item-scoped-slots | \r\n Object | \r\n {} | \r\n Item组件的 slot。 | \r\n
\r\n
\r\n\r\n### 公共方法\r\n\r\n \r\n \r\n | Prop | \r\n Type | \r\n Default | \r\n Description | \r\n
\r\n \r\n keeps | \r\n Number | \r\n 30 | \r\n How many items you are expecting the virtual list to keep rendering in the real dom. | \r\n
\r\n \r\n extra-props | \r\n Object | \r\n {} | \r\n Extra props assign to item component that are not in data-sources. Notice: index and source are both occupied inner. | \r\n
\r\n \r\n estimate-size | \r\n Number | \r\n 50 | \r\n The estimate size of each item, if it is closer to the average size, the scrollbar length looks more accurately. It is recommended to assign the average that calculate by yourself. | \r\n
\r\n \r\n start | \r\n Number | \r\n 0 | \r\n Setting scroll position stay start index. | \r\n
\r\n \r\n offset | \r\n Number | \r\n 0 | \r\n Setting scroll position stay offset. | \r\n
\r\n \r\n scroll | \r\n Event | \r\n | \r\n Emited when scrolling, param (event, range). | \r\n
\r\n \r\n totop | \r\n Event | \r\n | \r\n Emited when scrolled to top or left, no param. | \r\n
\r\n \r\n tobottom | \r\n Event | \r\n | \r\n Emited when scrolled to bottom or right, no param. | \r\n
\r\n \r\n resized | \r\n Event | \r\n | \r\n Emited when item resized (mounted), param (id, size). | \r\n
\r\n \r\n direction | \r\n String | \r\n vertical | \r\n Scroll direction, available values are vertical and horizontal | \r\n
\r\n \r\n page-mode | \r\n Boolean | \r\n false | \r\n Let virtual list using global document to scroll through the list. | \r\n
\r\n \r\n top-threshold | \r\n Number | \r\n 0 | \r\n The threshold to emit totop event, attention to multiple calls. | \r\n
\r\n \r\n bottom-threshold | \r\n Number | \r\n 0 | \r\n The threshold to emit tobottom event, attention to multiple calls. | \r\n
\r\n \r\n root-tag | \r\n String | \r\n div | \r\n Root element tag name. | \r\n
\r\n \r\n wrap-tag | \r\n String | \r\n div | \r\n List wrapper element (role=group) tag name. | \r\n
\r\n \r\n wrap-class | \r\n String | \r\n | \r\n List wrapper element class name. | \r\n
\r\n \r\n wrap-style | \r\n Object | \r\n {} | \r\n List wrapper element inline style. | \r\n
\r\n \r\n item-tag | \r\n String | \r\n div | \r\n Item wrapper element (role=item) tag name. | \r\n
\r\n \r\n item-class | \r\n String | \r\n | \r\n Item wrapper element class name. | \r\n
\r\n \r\n item-class-add | \r\n Function | \r\n | \r\n A function that you can return extra class (String) to item wrapper element, param (index). | \r\n
\r\n \r\n item-style | \r\n Object | \r\n {} | \r\n Item wrapper element inline style. | \r\n
\r\n \r\n item-scoped-slots | \r\n Object | \r\n {} | \r\n The $scopedSlots for item component. | \r\n
\r\n \r\n header-tag | \r\n String | \r\n div | \r\n For using header slot, header slot wrapper element (role=header) tag name. | \r\n
\r\n \r\n header-class | \r\n String | \r\n | \r\n For using header slot, header slot wrapper element class name. | \r\n
\r\n \r\n header-style | \r\n Object | \r\n {} | \r\n For using header slot, header slot wrapper element inline style. | \r\n
\r\n \r\n footer-tag | \r\n String | \r\n div | \r\n For using footer slot, footer slot wrapper element (role=footer) tag name. | \r\n
\r\n \r\n footer-class | \r\n String | \r\n | \r\n For using footer slot, footer slot wrapper element class name. | \r\n
\r\n \r\n footer-style | \r\n Object | \r\n {} | \r\n For using using footer slot, footer slot wrapper element inline style. | \r\n
\r\n
\r\n\r\n### Public methods\r\n\r\n