Private
Public Access
1
0
Files
power-apps-codeapps-blog-part2/node_modules/@fluentui/react-carousel/lib/components/CarouselNavImageButton/useCarouselNavImageButton.js

80 lines
3.2 KiB
JavaScript

'use client';
import { useARIAButtonProps } from '@fluentui/react-aria';
import { getIntrinsicElementProps, isHTMLElement, slot, useEventCallback, useIsomorphicLayoutEffect, useMergedRefs } from '@fluentui/react-utilities';
import { useTabsterAttributes } from '@fluentui/react-tabster';
import * as React from 'react';
import { useCarouselNavIndexContext } from '../CarouselNav/CarouselNavIndexContext';
import { useCarouselContext_unstable as useCarouselContext } from '../CarouselContext';
/**
* Create the state required to render CarouselNavImageButton.
*
* The returned state can be modified with hooks such as useCarouselNavImageButtonStyles_unstable,
* before being passed to renderCarouselNavImageButton_unstable.
*
* @param props - props from this instance of CarouselNavImageButton
* @param ref - reference to root HTMLButtonElement | HTMLAnchorElement of CarouselNavImageButton
*/ export const useCarouselNavImageButton_unstable = (props, ref)=>{
const { onClick, as = 'button' } = props;
const index = useCarouselNavIndexContext();
const selectPageByIndex = useCarouselContext((ctx)=>ctx.selectPageByIndex);
const selected = useCarouselContext((ctx)=>ctx.activeIndex === index);
const subscribeForValues = useCarouselContext((ctx)=>ctx.subscribeForValues);
const handleClick = useEventCallback((event)=>{
onClick === null || onClick === void 0 ? void 0 : onClick(event);
if (!event.defaultPrevented && isHTMLElement(event.target)) {
selectPageByIndex(event, index);
}
});
const defaultTabProps = useTabsterAttributes({
focusable: {
isDefault: selected
}
});
const buttonRef = React.useRef(undefined);
const _carouselButton = slot.always(getIntrinsicElementProps(as, useARIAButtonProps(props.as, props)), {
elementType: 'button',
defaultProps: {
ref: useMergedRefs(ref, buttonRef),
role: 'tab',
type: 'button',
'aria-selected': selected,
...defaultTabProps
}
});
useIsomorphicLayoutEffect(()=>{
return subscribeForValues((data)=>{
var _data_groupIndexList;
var _data_groupIndexList_index;
const controlList = (_data_groupIndexList_index = (_data_groupIndexList = data.groupIndexList) === null || _data_groupIndexList === void 0 ? void 0 : _data_groupIndexList[index]) !== null && _data_groupIndexList_index !== void 0 ? _data_groupIndexList_index : [];
const _controlledSlideIds = controlList.map((slideIndex)=>{
return data.slideNodes[slideIndex].id;
}).join(' ');
if (buttonRef.current) {
buttonRef.current.setAttribute('aria-controls', _controlledSlideIds);
}
});
}, [
subscribeForValues,
index
]);
// Override onClick
_carouselButton.onClick = handleClick;
const image = slot.always(getIntrinsicElementProps('img', {
'aria-hidden': true,
alt: '',
role: 'presentation',
...props.image
}), {
elementType: 'img'
});
return {
components: {
root: 'button',
image: 'img'
},
root: _carouselButton,
image,
selected
};
};