修改后的prototype.js，增加進度條和驗證輸入框

2024-04-27 13:55:31

字體：大中小

來源：轉載

供稿：網友

使用示例
<script type="text/javascript" src="../scripts/<script type="text/Javascript">
var progressBar;
/**//*
* 功能：admin登錄
*/
function UserLogin()
{

    //驗證頁面控件
    var checkform = new CheckForm();
    if(!checkform.checkForm(document.getElementById('formLogin'))) return false;

    //開始提交數據
    progressBar = new ProgressBar();
    progressBar.SetStatus("正在發送數據到服務器.");

    var url = "../admin.do";
    var pars = "action=Login&username=" + $F('username') + "&passWord=" + $F('password') + "&rnd=" +$F('rnd');
    var myAjax = new Ajax.Request(
    url,
    {method: 'post', parameters: pars, onComplete: UserLogin_CallBack}
    );
}
/**//*
* 功能：admin登錄 - CallBack
*/
function UserLogin_CallBack(originalRequest)
{
var objxml = originalRequest.responseXML;
//alert(originalRequest.responseTEXT);
try
{
    if(objXml.getElementsByTagName("return")[0].firstChild.nodeValue == "true")
    {
      progressBar.isNeedConfirmButton = false;
      progressBar.isNeedProgressBar = true;
      progressBar.SetStatus("<img src='../images/error.gif' align='absmiddle'> 登錄成功，正在載入，請稍候..");

      //login success
      location.href='admin_index.htm';
    }
    else
    {
      progressBar.isNeedConfirmButton = true;
      progressBar.isNeedProgressBar = false;
      progressBar.focusItem = "username";
      progressBar.SetStatus("<img src='../images/error.gif' align='absmiddle'> 對不起，登錄失??！" + objXml.getElementsByTagName("msg")[0].firstChild.nodeValue);

      $('btnOK').disabled = false;
    }
}
    catch(err)
    {
      progressBar.isNeedConfirmButton = true;
      progressBar.isNeedProgressBar = false;
      progressBar.focusItem = "username";
      progressBar.SetStatus("<img src='../images/error.gif' align='absmiddle'> 對不起，登錄失?。? + err.message);

$('btnOK').disabled = false;
}
}
</script>