Element.hide('progressBar');

Event.observe('fileUploadForm','submit',startProgress,false);

Event.observe('cancelUploadButton','click',cancelProgress,false);

//刷新上传状态

function refreshUploadStatus(){

var ajaxW = new AjaxWrapper(false);

ajaxW.putRequest(

'./BackGroundService.action',

'uploadStatus=',

function(responseText){

eval("uploadInfo = " + responseText);

var progressPercent = Math.ceil(

(uploadInfo.ReadTotalSize) / uploadInfo.UploadTotalSize * 100);

$('progressBarText').innerHTML = ' 上传处理进度: '+progressPercent+'% ['+

(uploadInfo.ReadTotalSize)+'/'+uploadInfo.UploadTotalSize + ' bytes]'+

' 正在处理第'+uploadInfo.CurrentUploadFileNum+'个文件'+

' 耗时: '+(uploadInfo.ProcessRunningTime-uploadInfo.ProcessStartTime)+' ms';

$('progressStatusText').innerHTML=' 反馈状态: '+uploadInfo.Status;

$('totalProgressBarBoxContent').style.width = parseInt(progressPercent * 3.5) + 'px';

}

);

}

//上传处理

function startProgress(){

Element.show('progressBar');

$('progressBarText').innerHTML = ' 上传处理进度: 0%';

$('progressStatusText').innerHTML=' 反馈状态:';

$('uploadButton').disabled = true;

var periodicalExe=new PeriodicalExecuter(refreshUploadStatus,0.5);

return true;

}

//取消上传处理

function cancelProgress(){

$('cancelUploadButton').disabled = true;

var ajaxW = new AjaxWrapper(false);

ajaxW.putRequest(

'./BackGroundService.action',

'cancelUpload=true',

//因为form的提交，这可能不会执行

function(responseText){

eval("uploadInfo = " + responseText);

$('progressStatusText').innerHTML=' 反馈状态: '+uploadInfo.status;

if (msgInfo.cancel=='true'){

alert('删除成功!');

window.location.reload();

};

}

);

}