react实现上传进度动画效果-html代码-BFW代码库

代码语言：html

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">

    <title> File Uploader React.js State Machine</title>

    <style>
@import url("https://fonts.googleapis.com/css?family=Lato&display=swap");
        *,
        *::before,
        *::after {
            position: relative;
            box-sizing: border-box;
        }

:root {
            --background: #A3B0C1;
            --background-light: #E5E9EE;
            --accent: #0570FF;
            --easing: cubic-bezier(.5, 0, .5, 1);
        }

        html {
            height: 100%;
            display: flex;
            background: var(--background);
            font-family: Lato,sans-serif;
        }

        body {
            margin: auto;
        }

        .file-uploader {
            font-size: 4vmin;
            display: grid;
            grid-template-rows: 1fr 2em 1em;
            justify-content: center;
            align-items: center;
            text-align: center;
            padding: 1em;
            min-width: 16em;
        }
        .file-uploader::after {
            font-size: 10px;
            position: absolute;
            top: 1rem;
            left: 1rem;
            font-family: monospace;
            content: attr(data-state);
            opacity: 0.2;
        }
        .file-uploader:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--background-light);
            border-radius: 1em;
            transition: -webkit-transform 0.3s var(--easing);
            transition: transform 0.3s var(--easing);
            transition: transform 0.3s var(--easing), -webkit-transform 0.3s var(--easing);
            box-shadow: 0 1em 2em rgba(0, 0, 0, 0.1);
        }

        /* ---------------------------------- */
        .file-uploader [data-hidden] {
            transition: all 0.4s var(--easing), visibility 0s linear 0.4s;
        }
        .file-uploader [data-hidden="true"] {
            visibility: hidden;
            opacity: 0;
        }
        .file-uploader [data-hidden="false"] {
            visibility: visible;
            opacity: 1;
            transition-delay: 0s;
        }

        .message,
        .cloud-icon {
            transition: -webkit-transform 0.4s var(--easing);
            transition: transform 0.4s var(--easing);
            transition: transform 0.4s var(--easing), -webkit-transform 0.4s var(--easing);
        }

        .cloud-icon {
            display: block;
            margin: 0 auto .5em;
            display: grid;
            grid-template: 1 / 1;
        }
        .cloud-icon svg {
            width: 5em;
            height: 5em;
            grid-area: 1 / 1;
            stroke: var(--accent);
        }
        .cloud-icon .line[data-hidden="true"] {
            opacity: 1;
            -webkit-transform: scaleX(0);
            transform: scaleX(0);
        }
        .cloud-icon .arrow[data-hidden="true"] {
            -webkit-transform: scale(0.8) translateY(10%);
            transform: scale(0.8) translateY(10%);
        }
        .cloud-icon .check[data-hidden="true"] {
            -webkit-transform: scale(0.8) rotate(-1turn);
            transform: scale(0.8) rotate(-1turn);
        }

        .message {
            overflow: hidden;
            text-align: center;
        }
        .message strong {
            display: block;
            width: 100%;
            text-align: center;
        }
        .message [data-hidden="true"] {
            position: absolute;
            top: 0;
            left: 0;
            -webkit-transform: translateY(100%);
            transform: translateY(100%);
        }

        .message-done {
            color: var(--accent);
        }

        .progress {
            width: 100%;
        }
        .progress::-webkit-progress-bar {
            background: #C8D2DE;
        }
        .progress::-webkit-progress-value, .progress::-moz-progress-value {
            background: var(--accent);
        }

        /* ---------------------------------- */
        [data-state="IDLE"] .cloud-icon svg {
            stroke: var(--background);
        }

        [data-state="HOVERING"] {
            cursor: -webkit-grab;
            cursor: grab;
        }
        [data-state="HOVERING"]:before {
            -webkit-transform: scale(1.1);
            transform: scale(1.1);
        }
        [data-state="HOVERING"] .cloud-icon {
            -webkit-transform: translateY(-0.5em);
            transform: translateY(-0.5em);
        }
        [data-state="HOVERING"] .message {
            -webkit-transform: translateY(0.5em);
            transform: translateY(0.5em);
        }

        [data-state="UPLOADING"] {
            cursor: wait;
        }

        [data-state="SUCCESS"] .arrow[data-hidden] {
            -webkit-transform: rotate(1turn) scale(0.8);
            transform: rotate(1turn) scale(0.8);
        }
    </style>

</head>
<body translate="no">
    <div id="app"></div>

<script type="text/javascript" src="http://repo.bfw.wiki/bfwrepo/js/react.dev.js"></script>
<script type="text/javascript" src="http://repo.bfw.wiki/bfwrepo/js/react-dom.dev.js"></script>
    <script>
        function _extends() {
            _extends = Object.assign || function (target) {
                for (var i = 1; i < arguments.length; i++) {
                    var source = arguments[i]; for (var key in source) {
                        if (Object.prototype.hasOwnProperty.call(source, key)) {
                            target[key] = source[key];
                        }}}return target;
            }; return _extends.apply(this, arguments);
        }console.clear();

        const {
            useState,
            useEffect,
            useReducer,
            useLayoutEffect,
            useRef
        } =
        React;

        const states = {
            IDLE: "IDLE",
            HOVERING: "HOVERING",
            UPLOADING: "UPLOADING",
            SUCCESS: "SUCCESS"
        };


        const events = {
            MOUSEENTER: "MOUSEENTER",
            MOUSELEAVE: "MOUSELEAVE",
            CLICK: "CLICK",
            SUCCESS: "SUCCESS",
            RESET: "RESET"
        };


        const uploaderMachine = {
            initial: states.IDLE,
            states: {
                [state.........完整代码请登录后点击上方下载按钮下载查看

react实现上传进度动画效果

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