//添加对bootstrap-fileinput控件的支持css_metronic.Include("~/Content/MyPlugins/bootstrap-fileinput/css/fileinput.min.css");js_metronic.Include("~/Content/MyPlugins/bootstrap-fileinput/js/fileinput.min.js");js_metronic.Include("~/Content/MyPlugins/bootstrap-fileinput/js/fileinput_locale_zh.js");

//初始化fileinput控件（第一次初始化）
function initFileInput(ctrlName, uploadUrl) {    var control = $('#' + ctrlName); control.fileinput({language: 'zh', //设置语言uploadUrl: uploadUrl, //上传的地址allowedFileExtensions : ['jpg', 'png','gif'],//接收的文件后缀showUpload: false, //是否显示上传按钮showCaption: false,//是否显示标题browseClass: "btn btn-primary", //按钮样式             previewFileIcon: "<i class='glyphicon glyphicon-king'></i>", });
}

  <div class="row" style="height: 500px"><input id="file-Portrait1" type="file"></div>

            //初始化fileinput控件（第一次初始化）initFileInput("file-Portrait", "/User/EditPortrait");

            //添加记录的窗体处理formValidate("ffAdd", function (form) {$("#add").modal("hide");//构造参数发送给后台var postData = $("#ffAdd").serializeArray();$.post(url, postData, function (json) {var data = $.parseJSON(json);if (data.Success) {//增加肖像的上传处理initPortrait(data.Data1);//使用写入的ID进行更新$('#file-Portrait').fileinput('upload');//保存成功  1.关闭弹出层，2.刷新表格数据showTips("保存成功");Refresh();}else {showError("保存失败:" + data.ErrorMessage, 3000);}}).error(function () {showTips("您未被授权使用该功能，请联系管理员进行处理。");});});

   //增加肖像的上传处理initPortrait(data.Data1);//使用写入的ID进行更新$('#file-Portrait').fileinput('upload');

        //初始化图像信息function initPortrait(ctrlName, id) {var control = $('#' + ctrlName);var imageurl = '/PictureAlbum/GetPortrait?id=' + id + '&r=' + Math.random();//重要，需要更新控件的附加参数内容，以及图片初始化显示control.fileinput('refresh', {uploadExtraData: { id: id },initialPreview: [ //预览图片的设置"<img src='" + imageurl + "' class='file-preview-image' alt='肖像图片' title='肖像图片'>",],});}

        /// <summary>/// 上传用户头像图片/// </summary>/// <param name="id">用户的ID</param>/// <returns></returns>public ActionResult EditPortrait(int id){CommonResult result = new CommonResult();try{var files = Request.Files;if (files != null && files.Count > 0){UserInfo info = BLLFactory<User>.Instance.FindByID(id);if (info != null){var fileData = ReadFileBytes(files[0]);result.Success = BLLFactory<User>.Instance.UpdatePersonImageBytes(UserImageType.个人肖像, id, fileData);}}}catch (Exception ex){result.ErrorMessage = ex.Message;}return ToJsonContent(result);}

            //初始化fileinput控件（第一次初始化）$('#file-Portrait').fileinput({language: 'zh', //设置语言uploadUrl: "/FileUpload/Upload", //上传的地址allowedFileExtensions : ['jpg', 'png','gif'],//接收的文件后缀,maxFileCount: 100,enctype: 'multipart/form-data',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             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}！",});