82 lines
3.2 KiB
JavaScript
82 lines
3.2 KiB
JavaScript
'use client';
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import * as React from 'react';
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import { getIntrinsicElementProps, slot, useId, useMergedRefs } from '@fluentui/react-utilities';
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import { useAnnounce } from '@fluentui/react-shared-contexts';
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import { getIntentIcon } from './getIntentIcon';
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import { useMessageBarReflow } from './useMessageBarReflow';
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import { useMessageBarTransitionContext } from '../../contexts/messageBarTransitionContext';
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import { useMotionForwardedRef } from '@fluentui/react-motion';
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/**
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* Create the state required to render MessageBar.
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*
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* The returned state can be modified with hooks such as useMessageBarStyles_unstable,
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* before being passed to renderMessageBar_unstable.
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*
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* @param props - props from this instance of MessageBar
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* @param ref - reference to root HTMLElement of MessageBar
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*/ export const useMessageBar_unstable = (props, ref)=>{
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const { layout = 'auto', intent = 'info', politeness, shape = 'rounded' } = props;
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const computedPoliteness = (politeness !== null && politeness !== void 0 ? politeness : intent === 'info') ? 'polite' : 'assertive';
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const autoReflow = layout === 'auto';
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const { ref: reflowRef, reflowing } = useMessageBarReflow(autoReflow);
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const computedLayout = autoReflow ? reflowing ? 'multiline' : 'singleline' : layout;
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// eslint-disable-next-line @typescript-eslint/no-deprecated
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const { className: transitionClassName, nodeRef } = useMessageBarTransitionContext();
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const motionRef = useMotionForwardedRef();
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const actionsRef = React.useRef(null);
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const bodyRef = React.useRef(null);
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const { announce } = useAnnounce();
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const titleId = useId();
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React.useEffect(()=>{
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var _bodyRef_current, _actionsRef_current;
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const bodyMessage = (_bodyRef_current = bodyRef.current) === null || _bodyRef_current === void 0 ? void 0 : _bodyRef_current.textContent;
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const actionsMessage = (_actionsRef_current = actionsRef.current) === null || _actionsRef_current === void 0 ? void 0 : _actionsRef_current.textContent;
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const message = [
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bodyMessage,
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actionsMessage
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].filter(Boolean).join(',');
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announce(message, {
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polite: computedPoliteness === 'polite',
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alert: computedPoliteness === 'assertive'
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});
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}, [
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bodyRef,
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actionsRef,
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announce,
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computedPoliteness
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]);
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return {
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components: {
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root: 'div',
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icon: 'div',
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bottomReflowSpacer: 'div'
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},
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root: slot.always(getIntrinsicElementProps('div', {
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ref: useMergedRefs(ref, reflowRef, nodeRef, motionRef),
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role: 'group',
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'aria-labelledby': titleId,
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...props
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}), {
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elementType: 'div'
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}),
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icon: slot.optional(props.icon, {
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renderByDefault: true,
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elementType: 'div',
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defaultProps: {
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children: getIntentIcon(intent)
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}
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}),
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bottomReflowSpacer: slot.optional(props.bottomReflowSpacer, {
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renderByDefault: computedLayout === 'multiline',
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elementType: 'div'
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}),
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layout: computedLayout,
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intent,
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transitionClassName,
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actionsRef,
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bodyRef,
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titleId,
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shape
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};
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};
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