时间:2016-01-18 10:16 来源: 我爱IT技术网 作者:佚名
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>upload</title>
<link href="http://www.jb51.net/article/upload.css" rel="Stylesheet" />
</head>
<body>
<form>
<ul>
<li>
<button id="SubUpload" onclick="TSubmitUploadImageFile();return false;">
确定上传</button>
<button id="CancelUpload" class="ManagerButton" onclick="javascript:history.go(-1);">
取消</button>
<button id="AddUpload" class="ManagerButton" onclick="TAddFileUpload();return false;">
增加</button>
</li>
</ul>
<ul id="loadimage">
<li>
<div class="imagelabel">
图片1:</div>
<div class="imagepath">
<input name="" size="45" id="uploadImg1" type="file" /></div>
<div class="loadinfo">
<span id="uploadImgState1"></span>
</div>
</li>
</ul>
</form>
</body>
</html>
<script type="text/javascript" src="http://www.cnblogs.com/JS/jquery-1.3.2-vsdoc.js"></script>
<script type="text/javascript">
var TfileUploadNum=1; //记录图片选择框个数
var Tnum=1; //ajax上传图片时索引
//增加上传按钮
function TAddFileUpload() {
var idnum=TfileUploadNum + 1;
var str="<li>";
str +="<div class='imagelabel'>图片" + idnum + ":</div>";
str +="<div class='imagepath'><input name='' size='45' id='uploadImg" + idnum + "' type='file' /></div>";
str +="<div class='loadinfo'><span id='uploadImgState" + idnum + "'></span></div>";
str +="</li>";
$("#loadimage").append(str);
TfileUploadNum +=1;
}
//开始上传
function TSubmitUploadImageFile() {
document.getElementById("SubUpload").disabled=true;
document.getElementById("CancelUpload").disabled=true;
document.getElementById("AddUpload").disabled=true;
setTimeout("TajaxFileUpload()", 1000); //此为关键代码
}
//Ajax上传方法
function TajaxFileUpload() {
if (Tnum < TfileUploadNum + 1) {
//准备提交处理
$("#uploadImgState" + Tnum).html("<img src='http://www.jb51.net/gif/upfileloader.gif'/>");
//开始提交
$.ajax({
type: "POST",
url: "Handler.ashx",
data: { upfile: $("#uploadImg" + Tnum).val()},
success: function(data, status) {
var stringArray=data.split("|");
//stringArray[0] 成功状态(1为成功，0为失败)
//stringArray[1] 上传成功的文件名
//stringArray[2] 消息提示
if (stringArray[0]=="1") {
//上传成功
$("#uploadImgState" + Tnum).html("<img src='http://www.jb51.net/gif/Success.gif' />" + stringArray[1] + "--" + stringArray[2]);
}
else {
//上传出错
$("#uploadImgState" + Tnum).html("<img src='http://www.jb51.net/gif/Error.gif' />" + stringArray[1] + "--" + stringArray[2]);
}
Tnum++;
setTimeout("TajaxFileUpload()", 1000);
}
});
}
else {
document.getElementById("SubUpload").disabled=false;
document.getElementById("CancelUpload").disabled=false;
document.getElementById("AddUpload").disabled=false;
}
}
</script>
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