50分求---如何对文本框进行联想输入？

[tongping]

本来是用列表框选择实现的，但是因为可能列表框中的项过多，不易选择，现欲改为文本框输入。

要求在输入的时候，能够根据已输入的字符，动态提示可能匹配的完整的内容供选择，像自动完成标单一样，或者说像智能输入法一样，不过这里要在web页面上实现。

哪位大虾告知应如何实现？

多谢了。

[是是非非]

在哪儿看到过…………
想不起来了
google也没找到

[BILLSJONE]

我收葳有一個，兩個文件ComboBox.htc和index.htm運行index.htm就可以了：

////////////////
ComboBox.htc
///////////////

//作者：宝玉
//Mail:[e-mail]
//描述：宝贝即时寻呼
//日期：2003-01-16

<public:component tagname="ComboBox" literalcontent="true">
<public:method name="CreateComboBox" internalname="f_PublicCreateComboBox" />
<public:method name="CreateComboBoxIpt" internalname="f_PublicCreateComboBoxIpt" />
<public:method name="CreateDropDown" internalname="f_PublicCreateDropDown" />
<public:method name="CreateDropList" internalname="f_PublicCreateDropList" />
<public:method name="CreatePopup" internalname="f_PublicCreatePopup" />

<public:attach event="oncontentready" onevent="f_CreateComboBox()" />
<SCRIPT LANGUAGE="JScript">
var oPopup = null;
var ComboBox = null;
var ComboBoxIpt = null;
var DropDown = null;
var DropList = null;
var aNodes = new Array();
function f_CreateComboBox()
{
aNodes = f_CreateNodes(element.innerHTML);
DropList = f_PublicCreateDropList();
f_PublicCreateDropListData(aNodes);
ComboBox = f_PublicCreateComboBox();
ComboBoxIpt = f_PublicCreateComboBoxIpt();
DropDown = f_PublicCreateDropDown();
oPopup = f_PublicCreatePopup()
ComboBox.attachEvent("onmouseover",fnMouseover);
ComboBox.attachEvent("onmouseout",fnMouseout);
DropDown.attachEvent("onmousedown",fnMousedown);
ComboBoxIpt.attachEvent("onfocus",ComboBoxFocus);
ComboBoxIpt.attachEvent("onblur",ComboBoxBlur);
ComboBoxIpt.attachEvent("onkeyup",ComboBoxKeyup);
window.document.attachEvent("onclick", chkstat);
}
function f_PublicCreateComboBox()
{
var oTable = window.document.createElement("TABLE");
oTable.cellSpacing = 1;
oTable.cellPadding = 0;
oTable.id = "AXTeamComboBox"+uniqueID;
oTable.style.display = "inline";
oTable.border = 0;
oTable.bgColor = "#FFFFFF";
element.insertAdjacentElement("BeforeBegin",oTable);
oTable.ComboBoxFocus = false;
return oTable;
}
function f_PublicCreateComboBoxIpt()
{
var oInput = window.document.createElement("INPUT");
oInput.type = "text";
oInput.style.border = 0;
oInput.style.width = element.width;
oInput.style.height = 15;
oInput.id = "AXTeamComboBoxIpt"+uniqueID;
ComboBox.insertRow().insertCell().appendChild(oInput);
ComboBox.rows[0].bgColor = "#FFFFFF";
return oInput;
}
function f_PublicCreateDropDown()
{
var oTable = window.document.createElement("TABLE");
oTable.cellSpacing = 0;
oTable.cellPadding = 0;
oTable.id = "AXTeamDropDown"+uniqueID;
oTable.border = 0;
oTable.bgColor="#DBD8D1";
oTable.style.cssText = "display:inline;cursor:default;";
oTable.attachEvent("onselectstart", fnCancel);
var otd = oTable.insertRow().insertCell();
otd.style.cssText = "font-family: webdings;font-size:8px;text-align: center;width:13px;height:17px;";
otd.innerText = "6";
ComboBox.rows[0].insertCell().appendChild(oTable);
return oTable;
}
function f_PublicCreateDropList()
{
var oTable = window.document.createElement("TABLE");
oTable.cellSpacing = 1;
oTable.cellPadding = 0;
oTable.border = 0;
oTable.bgColor="#FFFFFF";
oTable.style.cssText = "font-size:9pt;cursor:default;border:1px solid #666666;";
oTable.attachEvent("onselectstart", fnCancel);
return oTable;
}
function f_PublicCreateDropListData(aNodes,redata)
{
if(!redata)
var re=new RegExp("^");
else
var re=new RegExp("^"+redata,"i");
var otd = null;
var No=DropList.rows.length;
for(i=0;i<No;i++)DropList.deleteRow();
for(var i=0;i<aNodes.length;i++)
{
if(re.test(aNodes[i])==true)
{
otd = DropList.insertRow().insertCell();
otd.style.height = "12px";
otd.innerHTML = aNodes[i];
otd.attachEvent("onmouseover",DropListOver);
otd.attachEvent("onmouseout",DropListOut);
otd.attachEvent("onclick",DropListClick);
}
}

}
function f_PublicCreatePopup()
{
var oSpan = element.document.createElement("span");
oSpan.style.cssText = " position:absolute;display:none;cursor:default;z-index:100;";
window.document.body.appendChild(oSpan);
return oSpan;
}
function f_CreateNodes(htmlText)
{
var oSpan = element.document.createElement("span");
oSpan.innerHTML = htmlText;
var xNodes = oSpan.childNodes;
var Nodes = new Array();
var nNumNodes = (xNodes == null) ? 0 : xNodes.length;
for (var nIndex = 0; nIndex < nNumNodes; nIndex++)
{
var node = xNodes[nIndex];
if (node != null)
Nodes = Nodes.concat(f_CreateDropListItems(node));
}
return Nodes;
}
function f_CreateDropListItems(oNode)
{
var rNodes;
var szTagName = (oNode.tagName == null) ? "" : oNode.tagName.toLowerCase();
if(szTagName == "option")
{
var szText = oNode.innerText;
rNodes = new Array(szText);
}
else
rNodes = new Array();
return rNodes;
}
function fnMouseover()
{
if(ComboBox.ComboBoxFocus) return;
overstat();
}
function fnMouseout()
{
if(ComboBox.ComboBoxFocus) return;
defaultstat();
}
function fnMousedown()
{
if(event.srcElement != ComboBoxIpt)
{
if(oPopup.style.display == '')
{
oPopup.style.display = 'none';
DropDown.style.color = "#000000";
return;
}
f_PublicCreateDropListData(aNodes)
ComboBoxIpt.select();
DropDown.style.color = "#FFFFFF";
}
oPopup.appendChild(DropList);
oPopup.style.width = (oPopup.offsetWidth < ComboBox.offsetWidth) ? ComboBox.offsetWidth : oPopup.offsetWidth;
oPopup.style.left = getx(ComboBox);
oPopup.style.top = gety(ComboBox)+19;
oPopup.style.display = '';
oPopup.children[0].width = "100%";
ComboBox.ComboBoxFocus = true;
}
function overstat()
{
ComboBox.bgColor="#0A246A";
DropDown.bgColor="#B6BDD2";
DropDown.style.color = "#000000";
}
function defaultstat()
{
ComboBox.bgColor="#FFFFF";
DropDown.bgColor="#DBD8D1";
DropDown.style.color = "#000000";
}
function DropListOver()
{
obj = event.srcElement;
obj.bgColor='highlight';obj.style.color='#FFFFFF';obj.style.cursor='default';
}
function DropListOut()
{
obj = event.srcElement;
obj.bgColor='#FFFFFF';obj.style.color='#000000';
}
function DropListClick()
{
obj = event.srcElement;
ComboBoxIpt.value = obj.innerText;
oPopup.style.display = "none";
ComboBoxIpt.select();
DropDown.style.color = '#000000';
}
function ComboBoxFocus()
{
if(ComboBox.ComboBoxFocus) return;
ComboBox.ComboBoxFocus = true;
overstat();
}
function ComboBoxBlur()
{
if(ComboBox.ComboBoxFocus) return;
defaultstat();
}
function ComboBoxKeyup()
{
f_PublicCreateDropListData(aNodes,ComboBoxIpt.value);
fnMousedown();
addOption();
}
function addOption(){
if(event.keyCode==13)
{
aNodes[aNodes.length] = ComboBoxIpt.value;
}
}

function chkstat()
{
var oEl = event.srcElement;
while( null != oEl && oEl != ComboBox)
{
oEl = oEl.parentElement;
}
if(oEl == null)
{
defaultstat();
ComboBox.ComboBoxFocus = false;
oPopup.style.display = "none";
}
}

function fnCancel()
{
return false;
}
function getx(e)
{
var l=e.offsetLeft;
while(e=e.offsetParent){
l+=e.offsetLeft;
}
return l;
}
function gety(e)
{
var t=e.offsetTop;
while(e=e.offsetParent){
t+=e.offsetTop;
}
return t;
}
</SCRIPT>

[BILLSJONE]

//////////////////
index.htm
/////////////////

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> 类似于ie地址栏的下拉列表：回车提交，动态提示</TITLE>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</HEAD>

<BODY bgcolor="menu">
类似于ie地址栏的下拉列表：回车提交，动态提示
<?XML:NAMESPACE PREFIX="AXTeam" />
?IMPORT NAMESPACE="AXTeam" IMPLEMENTATION="ComboBox.htc" />
<AXTeam:ComboBox id="ComboBox1" width='200'>

<AXTeam:option>http://www.51js.com</AXTeam:option>
<AXTeam:option>http://www.51.net</AXTeam:option>
<AXTeam:option>http://csdn.net</AXTeam:option>
<AXTeam:option>ftp://asp.6to23.com</AXTeam:option>
<AXTeam:option>file://C:</AXTeam:option>
<AXTeam:option>C:\winnt</AXTeam:option>

</AXTeam:ComboBox>
</BODY>
</HTML>

[BILLSJONE]

上面index.htm有個地方少了<號
<?IMPORT NAMESPACE="AXTeam" IMPLEMENTATION="ComboBox.htc" />

[libra_king]

.htc没见过， 关注ing

[ouyld]

学习

[tongping]

多谢了BILLSJONE(BILL_JONE) 。

可能用层来实现更切合需要些 呵呵 ：）