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power-apps-codeapps-blog-part2/node_modules/@fluentui/react-infolabel/lib/components/InfoButton/useInfoButton.js

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3.1 KiB
JavaScript

'use client';
import * as React from 'react';
import { DefaultInfoButtonIcon12, DefaultInfoButtonIcon16, DefaultInfoButtonIcon20 } from './DefaultInfoButtonIcons';
import { getIntrinsicElementProps, mergeCallbacks, useControllableState, slot, useMergedRefs, elementContains, useEventCallback } from '@fluentui/react-utilities';
import { Popover, PopoverSurface } from '@fluentui/react-popover';
const infoButtonIconMap = {
small: /*#__PURE__*/ React.createElement(DefaultInfoButtonIcon12, null),
medium: /*#__PURE__*/ React.createElement(DefaultInfoButtonIcon16, null),
large: /*#__PURE__*/ React.createElement(DefaultInfoButtonIcon20, null)
};
const popoverSizeMap = {
small: 'small',
medium: 'small',
large: 'medium'
};
/**
* Create the state required to render InfoButton.
*
* The returned state can be modified with hooks such as useInfoButtonStyles_unstable,
* before being passed to renderInfoButton_unstable.
*
* @param props - props from this instance of InfoButton
* @param ref - reference to root HTMLButtonElement of InfoButton
*/ export const useInfoButton_unstable = (props, ref)=>{
const { size = 'medium', inline = true, popover, info, ...rest } = props;
const rootRef = useMergedRefs(ref);
const state = {
inline,
size,
components: {
root: 'button',
popover: Popover,
info: PopoverSurface
},
root: slot.always(getIntrinsicElementProps('button', {
children: infoButtonIconMap[size],
type: 'button',
'aria-label': 'information',
...rest,
ref: rootRef
}), {
elementType: 'button'
}),
popover: slot.always(popover, {
defaultProps: {
inline,
positioning: 'above-start',
size: popoverSizeMap[size],
withArrow: true
},
elementType: Popover
}),
info: slot.always(info, {
defaultProps: {
role: 'note',
tabIndex: -1
},
elementType: PopoverSurface
})
};
const [popoverOpen, setPopoverOpen] = useControllableState({
state: state.popover.open,
defaultState: state.popover.defaultOpen,
initialState: false
});
state.popover.open = popoverOpen;
state.popover.onOpenChange = mergeCallbacks(state.popover.onOpenChange, (e, data)=>setPopoverOpen(data.open));
const infoRef = useMergedRefs(state.info.ref);
state.info.ref = infoRef;
// Hide the popover when focus moves out of the button and popover
const onBlurButtonOrInfo = (e)=>{
const nextFocused = e.relatedTarget;
if (nextFocused && rootRef.current !== nextFocused && !elementContains(infoRef.current, nextFocused)) {
setPopoverOpen(false);
}
};
state.root.onBlur = useEventCallback(mergeCallbacks(state.root.onBlur, onBlurButtonOrInfo));
state.info.onBlurCapture = useEventCallback(mergeCallbacks(state.info.onBlurCapture, onBlurButtonOrInfo));
return state;
};