<div class="layui-upload">
<div class="layui-upload-drag" id="testList">
<i class="layui-icon"></i>
<p>点击上传,或将文件拖拽到此处</p>
</div>
<div class="layui-upload-list" style="max-width: 1000px;">
<table class="layui-table">
<colgroup>
<col>
<col width="150">
<col width="260">
<col width="150">
</colgroup>
<thead>
<tr><th>文件名</th>
<th>大小</th>
<th>上传进度</th>
<th>操作</th>
</tr></thead>
<tbody id="demoList"></tbody>
</table>
</div>
<button type="button" class="layui-btn" id="testListAction">开始上传</button>
</div>
js:
<script src="assets/js/layui.js" charset="utf-8"></script>
<!-- 注意:如果你直接复制所有代码到本地,上述 JS 路径需要改成你本地的 -->
<script>
layui.use(['upload', 'element', 'layer'], function(){
var $ = layui.jquery
,upload = layui.upload
,element = layui.element
,layer = layui.layer;
//演示多文件列表
var uploadListIns = upload.render({
elem: '#testList'
,elemList: $('#demoList') //列表元素对象
,url: '${pageContext.request.contextPath}/UploadServlet'
,data: {i1:1}//此处用的是第三方的 http 请求演示,实际使用时改成您自己的上传接口即可。
,accept: 'file'
,multiple: true
,number: 3
,auto: false
,bindAction: '#testListAction'
//,data: {i1:+Integer.parseInt(request.getParameter("i"))}
,choose: function(obj){
var that = this;
var files = this.files = obj.pushFile(); //将每次选择的文件追加到文件队列
//读取本地文件
obj.preview(function(index, file, result){
var tr = $(['<tr id="upload-'+ index +'">'
,'<td>'+ file.name +'</td>'
,'<td>'+ (file.size/1014).toFixed(1) +'kb</td>'
,'<td><div class="layui-progress" lay-filter="progress-demo-'+ index +'"><div class="layui-progress-bar" lay-percent=""></div></div></td>'
,'<td>'
,'<button class="layui-btn layui-btn-xs demo-reload layui-hide">重传</button>'
,'<button class="layui-btn layui-btn-xs layui-btn-danger demo-delete">删除</button>'
,'</td>'
,'</tr>'].join(''));
//单个重传
tr.find('.demo-reload').on('click', function(){
obj.upload(index, file);
});
//删除
tr.find('.demo-delete').on('click', function(){
delete files[index]; //删除对应的文件
tr.remove();
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
});
that.elemList.append(tr);
element.render('progress'); //渲染新加的进度条组件
});
}
,done: function(res, index, upload){ //成功的回调
var that = this;
if(res.code == 0){ //上传成功
var tr = that.elemList.find('tr#upload-'+ index)
,tds = tr.children();
tds.eq(3).html(''); //清空操作
delete this.files[index];
alert("成功");
window.location = "message.jsp"//删除文件队列已经上传成功的文件
return;
}
this.error(index, upload);
}
,allDone: function(obj){ //多文件上传完毕后的状态回调
console.log(obj)
}
,error: function(index, upload){ //错误回调
var that = this;
var tr = that.elemList.find('tr#upload-'+ index)
,tds = tr.children();
tds.eq(3).find('.demo-reload').removeClass('layui-hide');
window.location="fail.jsp";
}
,progress: function(n, elem, e, index){ //注意:index 参数为 layui 2.6.6 新增
element.progress('progress-demo-'+ index, n + '%'); //执行进度条。n 即为返回的进度百分比
}
});
});
</script>