
Research
Two Malicious Rust Crates Impersonate Popular Logger to Steal Wallet Keys
Socket uncovers malicious Rust crates impersonating fast_log to steal Solana and Ethereum wallet keys from source code.
@smarthr/use-virtual-scroll
Advanced tools
@smarthr/use-virtual-scroll
仮想スクロールをするための React のカスタムフックです。
import React from 'react'
import { useVirtualScroll } from '@smarthr/use-virtual-scroll'
const ScrollOnWindow = () => {
const originalItems = [...Array(1000)].map((_, i) => i)
const itemHeight = 20
const { items, listRef, createListStyle, createItemStyle } = useVirtualScroll<
typeof originalItems[number],
HTMLUListElement
>(originalItems, itemHeight)
return (
<ul ref={listRef} style={createListStyle()}>
{items.map((item, index) => (
<li key={index} style={{ height: itemHeight, ...createItemStyle(index) }}>
{item}
</li>
))}
</ul>
)
}
import React from 'react'
import { useVirtualScroll } from '@smarthr/use-virtual-scroll'
const ScrollOnContainer = () => {
const originalItems = [...Array(1000)].map((_, i) => i)
const itemHeight = 20
const {
items,
listRef,
scrollableContainerRef,
createListStyle,
createItemStyle,
} = useVirtualScroll<typeof originalItems[number], HTMLUListElement, HTMLDivElement>(
originalItems,
itemHeight,
)
return (
<div
ref={scrollableContainerRef}
style={{
width: 300,
height: 300,
overflow: 'auto',
}}
>
<ul ref={listRef} style={createListStyle()}>
{items.map((item, index) => (
<li key={index} style={{ height: itemHeight, ...createItemStyle(index) }}>
{item}
</li>
))}
</ul>
</div>
)
}
第3引数にオブジェクト形式で options を指定できます。
name | required | type | description |
---|---|---|---|
marginItemCount | - | number | スクロールコンテナ外にリストアイテムをいくつ表示しておくかの設定です。スクロール時のリストアイテムのちらつきが気になる場合は値を設定してください。デフォルト値は0です。 |
This project is licensed under the terms of the MIT license.
FAQs
React hooks for virtual scroll
We found that @smarthr/use-virtual-scroll demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 26 open source maintainers collaborating on the project.
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