(e: KeyboardEvent)
| 122 | // 键盘快捷键 |
| 123 | useEffect(() => { |
| 124 | const handleKeyDown = (e: KeyboardEvent) => { |
| 125 | if ((e.ctrlKey || e.metaKey) && e.key === 'z') { |
| 126 | e.preventDefault() |
| 127 | undo() |
| 128 | } else if ((e.ctrlKey || e.metaKey) && e.key === 'y') { |
| 129 | e.preventDefault() |
| 130 | redo() |
| 131 | } |
| 132 | } |
| 133 | |
| 134 | window.addEventListener('keydown', handleKeyDown) |
| 135 | return () => { |