29 lines
1.0 KiB
JavaScript
29 lines
1.0 KiB
JavaScript
import * as React from 'react';
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import { useFluent_unstable } from '@fluentui/react-shared-contexts';
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import { ChevronRight12Regular } from '@fluentui/react-icons';
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import { durations, curves } from '@fluentui/react-motion';
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import { useTreeItemContext_unstable } from '../contexts/treeItemContext';
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export const TreeItemChevron = /*#__PURE__*/ React.memo(()=>{
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const open = useTreeItemContext_unstable((ctx)=>ctx.open);
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const { dir } = useFluent_unstable();
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const expandIconRotation = open ? 90 : dir !== 'rtl' ? 0 : 180;
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return /*#__PURE__*/ React.createElement(ChevronRight12Regular, {
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style: {
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...expandIconInlineStyles[expandIconRotation],
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transition: `transform ${durations.durationNormal}ms ${curves.curveEasyEaseMax}`
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}
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});
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});
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TreeItemChevron.displayName = 'TreeItemChevron';
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const expandIconInlineStyles = {
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90: {
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transform: `rotate(90deg)`
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},
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0: {
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transform: `rotate(0deg)`
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},
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180: {
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transform: `rotate(180deg)`
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}
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};
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