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一個十分鐘寫的土砲 hotkey manager
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| useHotkey(['Meta', 'c'], () => { | |
| console.log( `要跑 1`, ) | |
| }) | |
| useHotkey(['ctrl', 'c'], () => { | |
| console.log( `要跑 2`, ) | |
| }) |
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| const useHotkey = (def, fn) => { | |
| const target = def.map(d => d.toLowerCase()).join('-') | |
| // console.log( `目標字串`, target ) | |
| // | |
| useEffect(() => { | |
| // | |
| const handler = evt => { | |
| const keys = [] | |
| if(evt.metaKey) keys.push('meta') | |
| if(evt.ctrlKey) keys.push('ctrl') | |
| if(evt.altKey) keys.push('alt') | |
| keys.push(evt.key.toLowerCase()) | |
| // console.log( `最終 keys`, keys ) | |
| if(keys.join('-') === target){ | |
| console.log( `中了`, keys ) | |
| } | |
| } | |
| document.addEventListener('keydown', handler) | |
| console.log( `掛了`, ) | |
| return window.removeEventListener('keydown', handler) | |
| }, []) | |
| } |
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