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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
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<title>文件上传模块 - layui</title>
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<link rel="stylesheet" href="../src/css/layui.css">
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<style>
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body{padding: 50px 100px;}
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.layui-upload-img{width: 92px; height: 92px; margin: 0 10px 10px 0;}
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hr{margin: 30px 0;}
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</style>
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</head>
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<body>
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<div class="layui-upload">
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<button type="button" class="layui-btn" id="test1" name="123">上传图片</button>
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<div class="layui-upload-list">
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<img class="layui-upload-img" src="" id="demo1">
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<p id="demoText"></p>
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</div>
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</div>
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<div class="layui-progress layui-progress-big" lay-showPercent="yes" lay-filter="demo">
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<div class="layui-progress-bar" lay-percent=""></div>
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</div>
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<hr>
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<div class="layui-upload">
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<button type="button" class="layui-btn" id="test2">多图片上传</button>
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<div class="layui-upload-list" id="demo2"></div>
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</div>
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<hr>
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<div class="layui-upload">
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<button type="button" class="layui-btn layui-btn-normal" id="testList">选择多文件</button>
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<div class="layui-upload-list">
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<table class="layui-table">
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<thead>
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<th>文件名</th>
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<th>大小</th>
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<th>状态</th>
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<th>操作</th>
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</thead>
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<tbody id="demoList"></tbody>
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</table>
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</div>
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<button type="button" class="layui-btn" id="testListAction">开始上传</button>
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</div>
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<hr>
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<button type="button" class="layui-btn test333" lay-data="{size:10,url:'a'}" id="test3"><i class="layui-icon"></i>上传文件</button>
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<button type="button" class="layui-btn layui-btn-primary test333" lay-data="{size:20,url:'b'}" id="test33"><i class="layui-icon"></i>换个样式</button>
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<button type="button" class="layui-btn" id="test4"><i class="layui-icon"></i>上传视频</button>
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<button type="button" class="layui-btn" id="test5"><i class="layui-icon"></i>上传音频</button>
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<hr>
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<button class="layui-btn testm" lay-data="{url: '/a/'}">参数设在元素上</button>
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<button class="layui-btn testm" lay-data="{url: '/b/', accept: 'file',size:5}">参数设在元素上</button>
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<hr>
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<div class="layui-upload">
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<button type="button" class="layui-btn layui-btn-normal" id="test6">选择文件</button>
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<button type="button" class="layui-btn" id="test7">开始上传</button>
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</div>
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<hr><br>
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<div class="layui-upload-drag" id="test9">
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<i class="layui-icon"></i>
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<p>点击上传，或将文件拖拽到此处</p>
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</div>
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<hr><br>
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绑定原始文件域：<input type="file" name="file" id="test8">
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<script src="../src/layui.js"></script>
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<script>
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layui.use(['upload', 'element'], function(){
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var $ = layui.jquery
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,upload = layui.upload
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,element = layui.element;
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var uploadInst = upload.render({
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elem: '#test1'
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,url: 'http://httpbin.org/post'
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//,size: 2000 //限制文件大小，单位 KB
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//,accept: 'file'
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,method: 'get'
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,fileAccept: 'image/*'
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,exts: "jpg|png|gif|bmp|jpeg|pdf"
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,data: { //额外参数
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a: 1
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,b: function(){
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return 2
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}
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}
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,choose: function(){
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}
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,before: function(obj){
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//预读本地文件示例，不支持ie8
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obj.preview(function(index, file, result){
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$('#demo1').attr('src', result); //图片链接（base64）
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});
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}
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,done: function(res){
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//如果上传失败
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if(res.code > 0){
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return layer.msg('上传失败');
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}
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//上传成功
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console.log(res);
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}
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,error: function(){
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this.item.html('重选上传');
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//演示失败状态，并实现重传
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var demoText = $('#demoText');
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demoText.html('<span style="color: #FF5722;">上传失败</span> <a class="layui-btn layui-btn-mini demo-reload">重试</a>');
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demoText.find('.demo-reload').on('click', function(){
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uploadInst.upload();
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});
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element.progress('demo', '0%');
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}
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,progress: function(n, index, e){
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console.log(n + '%', index, e); //获取进度百分比
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element.progress('demo', n + '%'); //可配合 layui 进度条元素使用
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}
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});
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//重置上述 upload 实例
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uploadInst.reload({
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name:'avatar'
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,accept: 'images' //只允许上传图片
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,acceptMime: 'image/*' //只筛选图片
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//,size: 2
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});
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upload.render({
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elem: '#test2'
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,url: ''
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,multiple: true
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,number: 3
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,size: 1024
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,before: function(obj){
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//预读本地文件示例，不支持ie8
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obj.preview(function(index, file, result){
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$('#demo2').append('<img src="'+ result +'" alt="'+ file.name +'" class="layui-upload-img">')
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});
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}
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,done: function(res){
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//上传完毕
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}
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,allDone: function(obj){
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console.log(obj)
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}
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});
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//演示多文件列表
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var demoListView = $('#demoList');
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var uploadListIns = upload.render({
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elem: '#testList'
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,url: ''
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,accept: 'file'
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,multiple: true
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,number: 3
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,auto: false
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,bindAction: '#testListAction'
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,choose: function(obj){
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var files = this.files = obj.pushFile(); //将每次选择的文件追加到文件队列
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//读取本地文件
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obj.preview(function(index, file, result){
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var tr = $(['<tr id="upload-'+ index +'">'
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,'<td>'+ file.name +'</td>'
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,'<td>'+ (file.size/1014).toFixed(1) +'kb</td>'
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,'<td>等待上传</td>'
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,'<td>'
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,'<button class="layui-btn layui-btn-mini demo-reload layui-hide">重传</button>'
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,'<button class="layui-btn layui-btn-mini layui-btn-danger demo-delete">删除</button>'
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,'</td>'
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,'</tr>'].join(''));
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//单个重传
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tr.find('.demo-reload').on('click', function(){
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obj.upload(index, file);
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});
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//删除
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tr.find('.demo-delete').on('click', function(){
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delete files[index]; //删除对应的文件
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tr.remove();
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uploadListIns.config.elem.next()[0].value = ''; //清空 input file 值，以免删除后出现同名文件不可选
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});
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demoListView.append(tr);
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});
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}
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,done: function(res, index, upload){
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if(res.code == 0){ //上传成功
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var tr = demoListView.find('tr#upload-'+ index)
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,tds = tr.children();
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tds.eq(2).html('<span style="color: #5FB878;">上传成功</span>');
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tds.eq(3).html(''); //清空操作
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delete this.files[index]; //删除文件队列已经上传成功的文件
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return;
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}
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this.error(index, upload);
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}
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,allDone: function(obj){
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console.log(obj)
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}
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,error: function(index, upload){
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var tr = demoListView.find('tr#upload-'+ index)
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,tds = tr.children();
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tds.eq(2).html('<span style="color: #FF5722;">上传失败</span>');
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tds.eq(3).find('.demo-reload').removeClass('layui-hide'); //显示重传
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}
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});
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upload.render({
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elem: '.test333'
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,url: 'a'
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,accept: 'file'
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,before: function(obj){
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console.log(this.item);
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}
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,done: function(res){
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console.log(res)
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}
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});
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upload.render({
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elem: '.testm'
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,done: function(res, index, upload){
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//获取当前触发上传的元素，一般用于 elem 绑定 class 的情况，注意：此乃 layui 2.1.0 新增
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var item = this.item;
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}
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})
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/*
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upload.render({
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elem: '#test33'
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,url: ''
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,accept: 'file'
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,done: function(res){
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console.log(res)
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}
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});*/
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upload.render({
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elem: '#test4'
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,url: ''
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,accept: 'video'
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,done: function(res){
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console.log(res)
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}
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});
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upload.render({
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elem: '#test5'
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,url: ''
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,accept: 'audio'
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,done: function(res){
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console.log(res)
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}
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});
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//手动上传
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upload.render({
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elem: '#test6'
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,url: ''
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,auto: false
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//,multiple: true
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,bindAction: '#test7'
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,choose: function(obj){
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var that = this;
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obj.preview(function(index, file){
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console.log(file.name)
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obj.resetFile(index, file, '123.jpg');
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});
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}
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,before: function(){
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console.log(345);
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}
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,done: function(res){
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console.log(res);
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}
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});
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upload.render({
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elem: '#test8'
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,url: ''
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,done: function(res){
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console.log(res);
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}
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});
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upload.render({
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elem: '#test9'
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,url: 'http://httpbin.org/post'
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,done: function(res){
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console.log(res);
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}
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});
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});
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</script>
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</body>
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</html>
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