介绍bootstrap fileinput 上传插件的基础用法

//bootstrap fileinput 
 bundles.Add(new ScriptBundle("~/Content/bootstrap-fileinput/js").Include( 
    "~/Content/bootstrap-fileinput/js/fileinput.min.js", 
    "~/Content/bootstrap-fileinput/js/fileinput_locale_zh.js")); 
 bundles.Add(new StyleBundle("~/Content/bootstrap-fileinput/css").Include( 
    "~/Content/bootstrap-fileinput/css/fileinput.min.css")); 
@Scripts.Render("~/Content/bootstrap-fileinput/js") 
@Styles.Render("~/Content/bootstrap-fileinput/css") 

<form> 
 <div class="modal fade" id="myModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> 
  <div class="modal-dialog modal-lg" role="document"> 
   <div class="modal-content"> 
    <div class="modal-header"> 
     <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> 
     <h4 class="modal-title" id="myModalLabel">请选择Excel文件</h4> 
    </div> 
    <div class="modal-body"> 
     <a href="~/Data/ExcelTemplate/Order.xlsx" rel="external nofollow" class="form-control" >下载导入模板</a> 
     <input type="file" name="txt_file" id="txt_file" multiple class="file-loading" /> 
    </div></div> 
  </div> 
 </div> 
</form>

<input type="file" name="txt_file" id="txt_file" multiple class="file-loading" /> 

$(function () { 
 //0.初始化fileinput 
 var oFileInput = new FileInput(); 
 oFileInput.Init("txt_file", "/api/OrderApi/ImportOrder"); 
});<span class="cnblogs_code_copy"></span> 
<span class="cnblogs_code_copy"></span> 
//初始化fileinput 
var FileInput = function () { 
 var oFile = new Object(); 
 //初始化fileinput控件（第一次初始化） 
 oFile.Init = function(ctrlName, uploadUrl) { 
 var control = $('#' + ctrlName); 
 //初始化上传控件的样式 
 control.fileinput({ 
  language: 'zh', //设置语言 
  uploadUrl: uploadUrl, //上传的地址 
  allowedFileExtensions: ['jpg', 'gif', 'png'],//接收的文件后缀 
  showUpload: true, //是否显示上传按钮 
  showCaption: false,//是否显示标题 
  browseClass: "btn btn-primary", //按钮样式  
  //dropZoneEnabled: false,//是否显示拖拽区域 
  //minImageWidth: 50, //图片的最小宽度 
  //minImageHeight: 50,//图片的最小高度 
  //maxImageWidth: 1000,//图片的最大宽度 
  //maxImageHeight: 1000,//图片的最大高度 
  //maxFileSize: 0,//单位为kb，如果为0表示不限制文件大小 
  //minFileCount: 0, 
  maxFileCount: 10, //表示允许同时上传的最大文件个数 
  enctype: 'multipart/form-data', 
  validateInitialCount:true, 
  previewFileIcon: "<i class='glyphicon glyphicon-king'></i>", 
  msgFilesTooMany: "选择上传的文件数量({n}) 超过允许的最大数值{m}！", 
 }); 
 //导入文件上传完成之后的事件 
 $("#txt_file").on("fileuploaded", function (event, data, previewId, index) { 
  $("#myModal").modal("hide"); 
  var data = data.response.lstOrderImport; 
  if (data == undefined) { 
   toastr.error('文件格式类型不正确'); 
   return; 
  } 
  //1.初始化表格 
  var oTable = new TableInit(); 
  oTable.Init(data); 
  $("#div_startimport").show(); 
 }); 
} 
 return oFile; 
}; 

[ActionName("ImportOrder")] 
 public object ImportOrder() 
 { 
  var oFile = HttpContext.Current.Request.Files["txt_file"]; 
  var lstOrderImport = new List<DTO_TO_ORDER_IMPORT>(); 
  #region 0.数据准备 
  var lstExistOrder = orderManager.Find(); 
  var lstOrderNo = lstExistOrder.Select(x => x.ORDER_NO).ToList(); 
  var lstTmModel = modelManager.Find(); 
  var lstTmMaterial = materialManager.Find(); 
  //var iMax_Import_Index = lstExistOrder.Max(x => x.IMPORT_INDEX); 
  //iMax_Import_Index = iMax_Import_Index == null ? 0 : iMax_Import_Index.Value; 
  #endregion 
  #region 1.通过Stream得到Workbook对象 
  IWorkbook workbook = null; 
  if (oFile.FileName.EndsWith(".xls")) 
  { 
   workbook = new HSSFWorkbook(oFile.InputStream); 
  } 
  else if(oFile.FileName.EndsWith(".xlsx")) 
  { 
   workbook = new XSSFWorkbook(oFile.InputStream); 
  } 
  if (workbook == null) 
  { 
   return new { }; 
  } 
  //...............处理excel的逻辑 
  //orderManager.Add(lstOrder); 
  lstOrderImport = lstOrderImport.OrderBy(x => x.IMPORT_STATU).ToList(); 
  return new { lstOrderImport = lstOrderImport }; 
 }