文本框问题

heyanjun123456 2011-05-27 01:59:18

在一个文

本快输入多个值这些值是数据库读出来的且文本框带自动补全

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heyanjun123456 2011-05-30

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自动补全效果出来了但是还要能假多个而且还有样式上面带删除按钮的有点困惑就是选择多个以后可以去掉自己不想要的

hch126163 2011-05-27

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自动补全是说百度搜索框效果吗？

<!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>
<title></title>
<style type ="text/css">
html,body{width:100%;height:100%}
ul{padding:0px;margin:0px;list-style:none;}
li{cursor:pointer;padding:0px 5px; line-height:25px;height:25px;}
</style>
</head>
<body>
<p>
<input type='text' id='txtInput' onkeyup='getSearchKeys()'/>
<div id='divShow' style="position:absolute; z-index:9999; width:200px; height:auto; display:none;border:1px solid #ddd">
<ul>
<li>aaa</li>
</ul>
</div>
</p>
</body>
<script type="text/javascript">
var keys=['ada','sdfsd','bbb','sfga','dfhgfh','235s','dfew','ghjk','hjkghjk','fgjgfjf','fghjgfj','2345f','fthtr','sfgerw','tyerth','vnmu','wertewr','wert','asdfaf','zxcvd','gkju','dvfgdh','2354af','adsf','erterter','fghdfg','xvdfg','kjhu','qweasdas','xzce','werwre','zzczc','rtewtrew']; // 搜索值，可以用Ajax从数据库获取
var txtInput ;
var divShow ;
window.onload=function()
{
txtInput =document.getElementById("txtInput");
divShow = document.getElementById("divShow");
var p =getAbsPoint(txtInput);
divShow.style.left = p.x +'px';
divShow.style.top = p.y + txtInput.offsetHeight + 'px';
txtInput.onclick = divShow.onclick=function(e)
{
e = e||event;
var t = e.target||e.srcElement

if(t.tagName.toLowerCase()=='li')
{
txtInput.value = t.innerHTML;
divShow.style.display = "none";
return;
}
if(e && e.stopPropagation){
//W3C取消冒泡事件
e.stopPropagation();
}else{
//IE取消冒泡事件
window.event.cancelBubble = true;
}
};
document.body.onclick=function(e)
{
divShow.style.display = "none";
};
};
function getSearchKeys()
{
var s= txtInput.value;
if(s=='')
{
divShow.style.display = "none";
return;
}
var arr=['<ul>'];
for(var i=0;i<keys.length;i++)
{
if(keys[i].indexOf(s)>=0){
arr.push('<li>'+keys[i]+'</li>');
}
}

if(arr.length>1){
arr.push('</ul>');
divShow.innerHTML = arr.join('');
divShow.style.display = "block";
}else{
divShow.style.display = "none";
}
}

function getAbsPoint(e)
{
var x = e.offsetLeft;
var y = e.offsetTop;
while(e = e.offsetParent)
{
x += e.offsetLeft;
y += e.offsetTop;
}
return {"x": x, "y": y};
}
</script>
</html>