Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 2x 2x 2x 2x 1x 1x 1x 1x 1x 2x 2x | import React, { Fragment, useEffect, useState } from 'react';
import JsonViewer from '@uiw/react-json-view';
import { darkTheme } from '@uiw/react-json-view/dark';
import { lightTheme } from '@uiw/react-json-view/light';
import CopyToClipboard from '@uiw/react-copy-to-clipboard';
import GitHubCorners from '@uiw/react-github-corners';
import '@wcj/dark-mode';
import styled, { css } from 'styled-components';
const Wrapper = styled.main`
text-align: center;
`;
const CopiedInfo = styled.div`
position: fixed;
top: 10px;
left: 10px;
background-color: #03a132;
color: #fff;
padding: 2px 5px;
border-radius: 2px;
`;
const Header = styled.header`
min-height: 100vh;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
padding-bottom: 6rem;
`;
const Keyboard = styled.div`
display: flex;
& > span + span {
margin-left: 10px;
display: inline-block;
}
& .deprecated {
background-color: #ff9696;
text-decoration: line-through;
}
& .copied kbd {
background: #03a132;
}
& kbd {
font-size: 18px;
min-width: 45px;
min-height: 23px;
font-weight: bold;
display: inline-block;
background: #eff0f2;
background: var(--color-theme-text);
color: var(--color-theme-bg);
border-radius: 3px;
padding: 5px 10px;
border-top: 1px solid #f5f5f5;
box-shadow:
inset 0 0 25px #e8e8e8,
0 1px 0 #c3c3c3,
0 2px 0 #c9c9c9,
0 2px 3px #333;
text-shadow: 0px 1px 0px #f5f5f5;
cursor: pointer;
user-select: none;
transition: background-color 0.3s;
}
`;
const KbdKey = styled.kbd`
font-size: 40vmin;
text-align: center;
`;
const view = css`
display: inline-block;
color: var(--color-theme-text);
text-decoration: none;
text-align: center;
margin: 20px auto;
padding: 15px 20px;
background-color: var(--color-json-bg);
border-radius: 5px;
min-width: 24px;
`;
const Help = styled.div`
${view}
font-size: 26px;
box-shadow: 0 14px 26px rgb(0 0 0 / 4%);
`;
const JsonView = styled.div`
${view}
text-align: initial;
min-width: 320px;
font-size: 16px;
background-color: var(--color-json-bg);
`;
type Writeable<T> = { -readonly [P in keyof T]: T[P] };
type KeyboardEventType = Writeable<KeyboardEvent>;
const App = () => {
const [data, setData] = useState<KeyboardEventType>();
const [copied, setCopied] = useState(false);
const [theme, setTheme] = useState<'light' | 'dark'>('dark');
function keypressHandle(evn: KeyboardEvent) {
evn.preventDefault();
const protoKeys: (keyof KeyboardEventType)[] = [
'altKey',
'code',
'ctrlKey',
'isComposing',
'key',
// 'locale',
'location',
'metaKey',
'repeat',
'shiftKey',
// 'char',
'charCode',
'keyCode',
// 'keyIdentifier',
// 'keyLocation',
'which',
'cancelBubble',
'cancelable',
'composed',
'defaultPrevented',
'detail',
'eventPhase',
'isTrusted',
'timeStamp',
'returnValue',
'type',
];
const result = {} as any;
for (let key of protoKeys) {
result[key] = evn[key];
}
setData(result as KeyboardEventType);
}
let timer: NodeJS.Timeout;
function handleClick(text: string, isCopy: boolean, event: React.MouseEvent<HTMLSpanElement, MouseEvent>) {
event.preventDefault();
const target = event.target as HTMLSpanElement;
target.parentElement!.classList.add('copied');
if (timer) clearTimeout(timer);
setCopied(true);
timer = setTimeout(() => {
setCopied(false);
target.parentElement!.classList.remove('copied');
clearTimeout(timer);
}, 1000);
}
useEffect(() => {
document.addEventListener('colorschemechange', (evn) => {
setTheme(evn.detail.colorScheme === 'dark' ? 'dark' : 'light');
});
setTheme(document.documentElement.dataset.colorMode === 'dark' ? 'dark' : 'light');
document.addEventListener('keydown', keypressHandle);
return () => {
document.removeEventListener('keydown', keypressHandle);
};
}, []);
const style = (theme === 'dark' ? darkTheme : lightTheme) as React.CSSProperties;
return (
<Wrapper>
<dark-mode permanent light="Light" dark="Dart" style={{ position: 'fixed', top: '6px', left: '10px', fontSize: 18 }} />
<GitHubCorners fixed size={56} target="_blank" href="https://github.com/uiwjs/keycode-info" />
{copied && <CopiedInfo>copied</CopiedInfo>}
<Header>
{!data && <Help>Press any key to get the JavaScript event keycode</Help>}
{data && (
<Fragment>
<KbdKey className="key-which">{data.which}</KbdKey>
<Keyboard>
<CopyToClipboard onClick={handleClick} text={data.key}>
<kbd title="event.key">{data.key}</kbd>
</CopyToClipboard>
<CopyToClipboard onClick={handleClick} text={`${data.location}`}>
<kbd title="event.location">{data.location}</kbd>
</CopyToClipboard>
<CopyToClipboard onClick={handleClick} text={`${data.which}`}>
<kbd title="event.which" className="deprecated">
{data.which}
</kbd>
</CopyToClipboard>
<CopyToClipboard onClick={handleClick} text={`${data.keyCode}`}>
<kbd title="event.keyCode" className="deprecated">
{data.keyCode}
</kbd>
</CopyToClipboard>
<CopyToClipboard onClick={handleClick} text={`${data.code}`}>
<kbd title="event.code">{data.code}</kbd>
</CopyToClipboard>
</Keyboard>
<JsonView>
<JsonViewer value={data} style={{ ...style, '--w-rjv-background-color': 'transparent' } as React.CSSProperties}>
<JsonViewer.KeyName
render={(props, { value, keyName }) => {
if (/(keycode|charcode|which)/i.test(keyName?.toString() || '')) {
return <del {...props}>{keyName}</del>;
}
}}
/>
</JsonViewer>
</JsonView>
</Fragment>
)}
</Header>
</Wrapper>
);
};
export default App;
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