45 lines
1.3 KiB
JavaScript
45 lines
1.3 KiB
JavaScript
// input 증가/감소 버튼
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document.addEventListener('click', (e) => {
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const upBtn = e.target.closest('.spinUp');
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const downBtn = e.target.closest('.spinDown');
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if (!upBtn && !downBtn) return;
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const numInput = e.target.closest('.numInput');
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const input = numInput.querySelector('input[type="number"]');
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const step = Number(input.step) || 1;
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const min = input.min !== '' ? Number(input.min) : -Infinity;
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const max = input.max !== '' ? Number(input.max) : Infinity;
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let value = input.value === '' ? 0 : Number(input.value);
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if (upBtn) value += step;
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if (downBtn) value -= step;
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value = Math.min(Math.max(value, min), max);
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input.value = value;
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// React state 연동용 이벤트 트리거
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input.dispatchEvent(new Event('input', { bubbles: true }));
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});
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// input 증가/감소 버튼 키보드 이벤트
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document.addEventListener('keydown', (e) => {
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if (e.key !== 'ArrowUp' && e.key !== 'ArrowDown') return;
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const input = e.target;
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if (input.type !== 'number') return;
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const step = Number(input.step) || 1;
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let value = input.value === '' ? 0 : Number(input.value);
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if (e.key === 'ArrowUp') value += step;
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if (e.key === 'ArrowDown') value -= step;
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input.value = value;
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input.dispatchEvent(new Event('input', { bubbles: true }));
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});
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