70 lines
1.8 KiB
TypeScript
70 lines
1.8 KiB
TypeScript
// Copyright 2022 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import classNames from 'classnames';
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import React, { useEffect, useRef } from 'react';
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import type { Index, ListRowRenderer } from 'react-virtualized';
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import { List } from 'react-virtualized';
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import { ScrollBehavior } from '../types/Util';
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type Props = {
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width: number;
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height: number;
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rowCount: number;
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calculateRowHeight: (index: number) => number;
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rowRenderer: ListRowRenderer;
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scrollToIndex?: number;
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scrollable?: boolean;
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className?: string;
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shouldRecomputeRowHeights?: boolean;
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scrollBehavior?: ScrollBehavior;
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};
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/**
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* Thin wrapper around react-virtualized List. Simplified API and provides common
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* defaults.
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*/
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export function ListView({
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width,
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height,
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rowCount,
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calculateRowHeight,
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rowRenderer,
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scrollToIndex,
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className,
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scrollable = true,
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shouldRecomputeRowHeights = false,
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scrollBehavior = ScrollBehavior.Default,
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}: Props): JSX.Element {
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const listRef = useRef<null | List>(null);
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useEffect(() => {
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const list = listRef.current;
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if (shouldRecomputeRowHeights && list) {
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list.recomputeRowHeights();
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}
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});
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return (
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<List
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className={classNames(
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'ListView',
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`ListView--scroll-behavior-${scrollBehavior}`,
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className
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)}
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width={width}
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height={height}
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ref={listRef}
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rowCount={rowCount}
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rowHeight={(index: Index) => calculateRowHeight(index.index)}
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rowRenderer={rowRenderer}
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scrollToIndex={scrollToIndex}
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style={{
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// See `<Timeline>` for an explanation of this `any` cast.
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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overflowY: scrollable ? ('overlay' as any) : 'hidden',
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}}
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tabIndex={-1}
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/>
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);
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}
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