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* feat: accessibility enhancement * fix: adjusting the attributes of Scrollbar * Update docs/en-US/component/scrollbar.md Co-authored-by: btea <2356281422@qq.com> * docs: updata * fix(components): [select] aria-selected error --------- Co-authored-by: btea <2356281422@qq.com>
86 lines
6.5 KiB
Markdown
86 lines
6.5 KiB
Markdown
---
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title: Scrollbar
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lang: en-US
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---
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# Scrollbar
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Used to replace the browser's native scrollbar.
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## Basic usage
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:::demo Use `height` property to set the height of the scrollbar, or if not set, it adapts according to the parent container height.
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scrollbar/basic-usage
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:::
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## Horizontal scroll
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:::demo When the element width is greater than the scrollbar width, the horizontal scrollbar is displayed.
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scrollbar/horizontal-scroll
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:::
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## Max height
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:::demo The scrollbar is displayed only when the element height exceeds the max height.
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scrollbar/max-height
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:::
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## Manual scroll
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:::demo Use `setScrollTop` and `setScrollLeft` methods can control scrollbar manually.
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scrollbar/manual-scroll
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:::
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## API
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### Attributes
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| Name | Description | Type | Default |
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| --------------------------------- | ------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------- | ------- |
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| height | height of scrollbar | ^[string] / ^[number] | — |
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| max-height | max height of scrollbar | ^[string] / ^[number] | — |
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| native | whether to use the native scrollbar style | ^[boolean] | false |
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| wrap-style | style of wrap container | ^[string] / ^[object]`CSSProperties \| CSSProperties[] \| string[]` | — |
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| wrap-class | class of wrap container | ^[string] | — |
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| view-style | style of view | ^[string] / ^[object]`CSSProperties \| CSSProperties[] \| string[]` | — |
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| view-class | class of view | ^[string] | — |
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| noresize | do not respond to container size changes, if the container size does not change, it is better to set it to optimize performance | ^[boolean] | false |
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| tag | element tag of the view | ^[string] | div |
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| always | always show scrollbar | ^[boolean] | false |
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| min-size | minimum size of scrollbar | ^[number] | 20 |
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| id ^(2.4.0) | id of view | ^[string] | — |
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| role ^(2.4.0) ^(a11y) | role of view | ^[string] | — |
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| aria-label ^(2.4.0) ^(a11y) | aria-label of view | ^[string] | — |
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| aria-orientation ^(2.4.0) ^(a11y) | aria-orientation of view | ^[enum]`'horizontal' \| 'vertical'` | — |
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### Events
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| Name | Description | Type |
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| ------ | ----------------------------------------------------- | ---------------------------------------------------------------- |
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| scroll | triggers when scrolling, return distance of scrolling | ^[Function]`({ scrollLeft: number, scrollTop: number }) => void` |
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### Slots
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| Name | Description |
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| ------- | ------------------------- |
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| default | customize default content |
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### Exposes
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| Name | Description | Type |
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| ------------- | ------------------------------------------ | -------------------------------------------------------------------------- |
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| handleScroll | handle scroll event | ^[Function]`() => void` |
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| scrollTo | scrolls to a particular set of coordinates | ^[Function]`(options: ScrollToOptions \| number, yCoord?: number) => void` |
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| setScrollTop | Set distance to scroll top | ^[Function]`(scrollTop: number) => void` |
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| setScrollLeft | Set distance to scroll left | ^[Function]`(scrollLeft: number) => void` |
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| update | update scrollbar state manually | ^[Function]`() => void` |
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| wrapRef | scrollbar wrap ref | ^[object]`Ref<HTMLDivElement>` |
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