文本框自动匹配
<html>
<head>
<title>表单特效-文本框自动匹配效果</title>
<meta http-equiv="content-type" content="text/html;charset=gb2312">
<!--把下面代码加到<head>与</head>之间-->
<style style="text/css">
body,div {
font-family:verdana;
line-height:100%;
font-size:10pt;
}
input {
width:300px;
}
h1 {
text-align:center;
font-size:2.2em;
}
#divc {
border:1px solid #555;
}
.des {
width:500px;
background-color:lightyellow;
border:1px solid #555;
padding:25px;
margin-top:25px;
}
/*鼠标在*/
.mouseover {
color:#ffffff;
background-color:highlight;
width:100%;
cursor:default;
}
/*鼠标不在*/
.mouseout {
color:#000;
width:100%;
background-color:#ffffff;
cursor:default;
}
</style>
<script type="text/javascript" src="js/jquery-1.6.2.min.js"></script>
<script language="javascript">
<!--
function jsAuto(instanceName,objID)
{
div=document.createElement("div");
div.id="divc";
this._o=document.body.appendChild(div);
this._msg = [];
this._x = null;
//this._o = document.getElementById( objID );
//this._o = $( objID );
//alert(this._o);
if (!this._o) return;
//alert('1');
this._f = null;
this._i = instanceName;
this._r = null;
this._c = 0;
this._s = false;
this._v = null;
//$( objID ).attr("style","display:none;position:absolute;zIndex:9999;overflow:auto;height:100");
this._o.style.visibility = "hidden";
//this._o.style.display = "none";
this._o.style.position = "absolute";
this._o.style.zIndex = "9999";
this._o.style.overflow = "auto";
this._o.style.height = "100";
return this;
};
jsAuto.prototype.directionKey=function() { with (this)
{
var e = _e.keyCode ? _e.keyCode : _e.which;
var l = _o.childNodes.length;
(_c>l-1 || _c<0) ? _s=false : "";
if( e==40 && _s )
{
_o.childNodes[_c].className="mouseout";
(_c >= l-1) ? _c=0 : _c ++;
_o.childNodes[_c].className="mouseover";
}
if( e==38 && _s )
{
_o.childNodes[_c].className="mouseout";
_c--<=0 ? _c = _o.childNodes.length-1 : "";
_o.childNodes[_c].className="mouseover";
}
if( e==13 )
{
if(_o.childNodes[_c] && _o.style.visibility=="visible")
{
_r.value = _x[_c];
_o.style.visibility = "hidden";
}
}
if( !_s )
{
_c = 0;
_o.childNodes[_c].className="mouseover";
_s = true;
}
}};
// mouseEvent.
jsAuto.prototype.domouseover=function(obj) { with (this)
{
_o.childNodes[_c].className = "mouseout";
_c = 0;
obj.tagName=="DIV" ? obj.className="mouseover" : obj.parentElement.className="mouseover";
}};
jsAuto.prototype.domouseout=function(obj)
{
obj.tagName=="DIV" ? obj.className="mouseout" : obj.parentElement.className="mouseout";
};
jsAuto.prototype.doclick=function(msg) { with (this)
{
if(_r)
{
_r.value = msg;
_o.style.visibility = "hidden";
}
else
{
alert("javascript autocomplete ERROR :\n\n can not get return object.");
return;
}
}};
// object method;
jsAuto.prototype.item=function(msg)
{
if( msg.indexOf(",")>0 )
{
var arrMsg=msg.split(",");
for(var i=0; i<arrMsg.length; i++)
{
arrMsg[i] ? this._msg.push(arrMsg[i]) : "";
}
}
else
{
this._msg.push(msg);
}
this._msg.sort();
};
jsAuto.prototype.append=function(msg) { with (this)
{
_i ? "" : _i = eval(_i);
_x.push(msg);
var div = document.createElement("DIV");
//bind event to object.
div.onmouseover = function(){_i.domouseover(this)};
div.onmouseout = function(){_i.domouseout(this)};
div.onclick = function(){_i.doclick(msg)};
var re = new RegExp("(" + _v + ")","i");
div.style.lineHeight="140%";
div.className = "mouseout";
if (_v) div.innerHTML = msg.replace(re , "<strong>$1</strong>");
div.style.fontFamily = "verdana";
_o.appendChild(div);
}};
jsAuto.prototype.display=function() { with(this)
{
if(_f && _v!="")
{
//_o.style.left = _r.offsetLeft;
_o.style.left = $(_r).offset().left;
//alert(_o.style.left);
_o.style.width = _r.offsetWidth;
//_o.style.top = _r.offsetTop + _r.offsetHeight;
_o.style.top = $(_r).offset().top+$(_r).outerHeight();
_o.style.visibility = "visible";
}
else
{
_o.style.visibility="hidden";
}
}};
jsAuto.prototype.handleEvent=function(fValue,fID,event) { with (this)
{
var re;
_e = event;
var e = _e.keyCode ? _e.keyCode : _e.which;
_x = [];
_f = false;
_r = document.getElementById( fID );
_v = fValue;
_i = eval(_i);
re = new RegExp("^" + fValue + "", "i");
_o.innerHTML="";
for(var i=0; i<_msg.length; i++)
{
if(re.test(_msg[i]))
{
_i.append(_msg[i]);
_f = true;
}
}
_i ? _i.display() : alert("can not get instance");
if(_f)
{
if((e==38 || e==40 || e==13))
{
_i.directionKey();
}
else
{
_c=0;
_o.childNodes[_c].className = "mouseover";
_s=true;
}
}
}};
window.onerror=new Function("return true;");
//-->
</script>
</head>
<body>
<table id="t" width="400px">
<tr>
<td>用户名：</td>
<td><input type="text" onkeyup="jsAutoInstance.handleEvent(this.value,'auto',event)" id="auto" /></td>
</tr>
<tr>
<td>密码：</td>
<td><input type="text" /></td>
</tr>
</table>
<script language="javascript">
<!--
var jsAutoInstance = new jsAuto("jsAutoInstance","divc");
jsAutoInstance.item("a-start,b-start,c-start,d-start,e-start,f-start,g-start,h-start,i-start,j-start,k-start,l-start,m-start,n-start,o-start,p-start,q-start,r-start,s-start,t-start,u-start,v-start,w-start,x-start,y-start,z-start,z-start,a-start,b-start,c-start,d-start,e-start,f-start,g-start,h-start,i-start,j-start,k-start,l-start,m-start,n-start,o-start,p-start,q-start,r-start,s-start,t-start,u-start,v-start,w-start,x-start,y-start,z-start,u-start,v-start,w-start,x-start,y-start,z-start,z-start,a-start,b-start,c-start,y-start,z-start,z-start,a-start,b-start,c-start,d-start,e-start,f-start,g-start,h-start,i-start,s-start,w-start,x-start,y-start,z-start,z-start,a-start,b-start,c-start,d-start,e-start,f-start,g-start,h-start,i-start,a-start,b-start,c-start,d-start,e-start,z-start,z-start");
jsAutoInstance.item("blueDestiny");
jsAutoInstance.item("BlueMiracle,Blue");
jsAutoInstance.item("angela,geniuslau");
jsAutoInstance.item("never-online");
//-->
</script>
</body>
</html>
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