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55 lines
2.2 KiB
Markdown
55 lines
2.2 KiB
Markdown
---
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category: Components
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title: Anchor
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cover: https://gw.alipayobjects.com/zos/bmw-prod/669b87c5-7b44-4c99-a5ea-4c38f8004788.svg
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demo:
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cols: 2
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group:
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title: Navigation
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order: 3
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---
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Hyperlinks to scroll on one page.
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## When To Use
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For displaying anchor hyperlinks on page and jumping between them.
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> Notes for developers
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>
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> After version `4.24.0`, we rewrite Anchor use FC, Some methods of obtaining `ref` and calling internal instance methods will invalid.
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## Examples
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<!-- prettier-ignore -->
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<code src="./demo/basic.tsx">Basic</code>
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<code src="./demo/static.tsx">Static Anchor</code>
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<code src="./demo/onClick.tsx">Customize the onClick event</code>
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<code src="./demo/customizeHighlight.tsx">Customize the anchor highlight</code>
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<code src="./demo/targetOffset.tsx">Set Anchor scroll offset</code>
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<code src="./demo/onChange.tsx">Listening for anchor link change</code>
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## API
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### Anchor Props
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| Property | Description | Type | Default | Version |
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| --- | --- | --- | --- | --- |
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| affix | Fixed mode of Anchor | boolean | true | |
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| bounds | Bounding distance of anchor area | number | 5 | |
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| getContainer | Scrolling container | () => HTMLElement | () => window | |
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| getCurrentAnchor | Customize the anchor highlight | (activeLink: string) => string | - | |
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| offsetTop | Pixels to offset from top when calculating position of scroll | number | 0 | |
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| showInkInFixed | Whether show ink-balls when `affix={false}` | boolean | false | |
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| targetOffset | Anchor scroll offset, default as `offsetTop`, [example](#components-anchor-demo-targetOffset) | number | - | |
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| onChange | Listening for anchor link change | (currentActiveLink: string) => void | | |
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| onClick | Set the handler to handle `click` event | function(e: Event, link: Object) | - | |
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### Link Props
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| Property | Description | Type | Default | Version |
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| -------- | ----------------------------------------- | --------- | ------- | ------- |
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| href | The target of hyperlink | string | | |
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| target | Specifies where to display the linked URL | string | | |
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| title | The content of hyperlink | ReactNode | | |
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