98 lines
2.3 KiB
TypeScript
98 lines
2.3 KiB
TypeScript
'use client'
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import { useState, useEffect } from 'react'
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export default function Loading() {
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const [loading, setLoading] = useState(true)
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useEffect(() => {
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const checkPageLoaded = () => {
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if (document.readyState === 'complete') {
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setLoading(false)
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}
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}
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if (document.readyState === 'complete') {
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setLoading(false)
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} else {
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window.addEventListener('load', checkPageLoaded)
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}
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return () => {
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window.removeEventListener('load', checkPageLoaded)
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}
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}, [])
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if (!loading) return null
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return (
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<div className="loading-overlay">
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<div className="loading-container">
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<div className="loading-wave">
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<div></div>
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<div></div>
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<div></div>
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<div></div>
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<div></div>
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</div>
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<div className="loading-text">加载中...</div>
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</div>
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<style jsx>{`
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.loading-overlay {
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position: fixed;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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background-color: #f8fafc;
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display: flex;
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justify-content: center;
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align-items: center;
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z-index: 9999;
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}
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.loading-container {
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display: flex;
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flex-direction: column;
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align-items: center;
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gap: 16px;
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}
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.loading-wave {
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display: flex;
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justify-content: center;
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align-items: flex-end;
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height: 40px;
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gap: 8px;
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}
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.loading-wave > div {
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width: 8px;
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height: 100%;
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background: linear-gradient(45deg, #60a5fa, #3b82f6);
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border-radius: 4px;
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animation: wave 1s ease-in-out infinite;
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}
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.loading-wave > div:nth-child(2) { animation-delay: 0.1s; }
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.loading-wave > div:nth-child(3) { animation-delay: 0.2s; }
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.loading-wave > div:nth-child(4) { animation-delay: 0.3s; }
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.loading-wave > div:nth-child(5) { animation-delay: 0.4s; }
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.loading-text {
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color: #3b82f6;
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font-size: 1rem;
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font-weight: 500;
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letter-spacing: 0.05em;
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}
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@keyframes wave {
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0%, 100% { transform: scaleY(0.5); }
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50% { transform: scaleY(1); }
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}
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`}</style>
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</div>
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)
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}
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