求一个js控件模板 数据库有内容 查询后添加成小标签的形式
下拉框的牛肉相关的食材 是 提前录入到数据库的 只要搜索牛肉 模糊查询相关的都会出来
显示状态：
添加状态：
用select2就行了，支持搜索，多选，多选效果就和你的那张图一样
还可以扩张select2，添加自己输入的内容到备选内容中，参考
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
编辑框下拉列表演示
<br> $(document).ready(function(){init();});<br>
<tr><td nowrap rowspan=10></td><td height=8></td></tr>
<tr><td> E-mail</td><td><input id="s_custemail" name='email' value='' AutoComplete="off" size=60 maxlength=256></td></tr>
<tr><td> 姓名</td><td><input id="s_custname" value="" AutoComplete="off" size=60 maxlength=256></td></tr>
<tr><td> 单位</td><td><input name='unit' value="" size=60 maxlength=256 ></td></tr>
<tr><td> 部门</td><td><input name='part' value="" size=60 maxlength=256 ></td></tr>
<tr><td> </td><td> </td></tr>
</table>
<div id="listEmail" style="display:none">
<ul>
<li>liu2yi1@test.com</li>
<li>liu2er4@test.com</li>
<li>liu2san1@test.com</li>
<li>chen2yi1@test.com</li>
<li>chen2er4@test.com</li>
<li>chen2san1@test.com</li>
<li>zhang1yi1@test.com</li>
<li>zhang1er4@test.com</li>
<li>zhang1san1@test.com</li>
<li>li3er4@test.com</li>
<li>li3san1@test.com</li>
<li>li3si4@test.com</li>
<li>wang2san1@test.com</li>
<li>wang2si4@test.com</li>
<li>wang2wu3@test.com</li>
<li>zhao4si4@test.com</li>
<li>zhao4wu3@test.com</li>
<li>zhao4wu3@test.com</li>
<li>sun1wu3@test.com</li>
<li>sun1liu4@test.com</li>
<li>sun1qi1@test.com</li>
<li>zhou1liu4@test.com</li>
<li>zhou1qi1@test.com</li>
<li>zhou1ba1@test.com</li>
<li>wu2qi1@test.com</li>
<li>wu2ba1@test.com</li>
<li>wu2jiu3@test.com</li>
<li>zheng4ba1@test.com</li>
<li>zheng4jiu3@test.com</li>
<li>zheng4shi2@test.com</li>
</ul>
</div>
<div id="listName" style="display:none">
<ul>
<li>刘一</li>
<li>刘二</li>
<li>刘三</li>
<li>陈一</li>
<li>陈二</li>
<li>陈三</li>
<li>张一</li>
<li>张二</li>
<li>张三</li>
<li>李二</li>
<li>李三</li>
<li>李四</li>
<li>王三</li>
<li>王四 </li>
<li>王五 </li>
<li>赵四 </li>
<li>赵五 </li>
<li>赵五</li>
<li>孙五</li>
<li>孙六 </li>
<li>孙七</li>
<li>周六</li>
<li>周七 </li>
<li>周八</li>
<li>吴七</li>
<li>吴八 </li>
<li>吴九 </li>
<li>郑八</li>
<li>郑十</li>
</ul>
</div>
input_search2.js
var flag1 = 0;
var flag2 = 0;
var pos=-1, pos2=-1;
function init(){
var t, t2;
$("#listEmail").css("top",$("#inputBox").css("top")+$("#inputBox").css("height"));
$("#listEmail").css("left",$("#inputBox").css("left"));
$("#listName").css("top",$("#inputBox").css("top")+$("#inputBox").css("height"));
$("#listName").css("left",$("#inputBox").css("left"));
hide();
$("li").css("font-size",$("#s_custemail").css("font-size"));
$("li").css("font-size",$("#s_custname").css("font-size"));
$("li").css("text-align","left");
bindInput();
var email = $("#s_custemail");
var name = $("#s_custname");
$("#listEmail li").mouseup(function(e){
var str = $(this).text();
setValue(email, str);
});
$("#listName li").mouseup(function(){
var str = $(this).text();
setValue(name, str);
});
$('#listEmail li').mousemove(function(e){
pos = getMouseLocation(e);
});
$('#listName li').mousemove(function(e){
pos2 = getMouseLocation(e);
});
$("#s_custemail").blur(function(){
if( pos==-1 || !isOutOfBound(pos,1) ){
pos = -1;
hide();
}
});
$("#s_custname").blur(function(){
if( pos==-1 || !isOutOfBound(pos,0) ){
pos = -1;
hide();
}
});
}
function bindInput(){
//IE
if (window.ActiveXObject){
document.getElementById('s_custemail').attachEvent("onpropertychange",show1);
document.getElementById('s_custname').attachEvent("onpropertychange",show2);
}else{
$("#s_custemail").bind("input",show1);
$("#s_custname").bind("input",show2);
}
}
function show1(){
var s_value = $("#s_custemail").val();
$("#listEmail").children().children("li").hide();
showListEmail();
if(s_value.length >= 1){
$("#listEmail").children().children("li").each(function(){
var tmp = $(this).text().substr(0,$(this).text().length);
if(tmp && s_value==tmp.substr(0,s_value.length)){
$(this).show();
flag1 = 1;
}
});
}
}
function show2(){
var s_value = $("#s_custname").val();
$("#listName").children().children("li").hide();
showListName();
if(s_value.length >= 1){
$("#listName").children().children("li").each(function(){
var tmp = $(this).text().substr(0,$(this).text().length);
if(tmp && s_value==tmp.substr(0,s_value.length)){
$(this).show();
flag1 = 1;
}
});
}
}
function hide(){
$("#listEmail").css("display","none");
$("#listName").css("display","none");
}
function setValue(obj, str){
obj.val(str);
hide();
obj.focus();
}
function showListEmail(){
var obj = $('#s_custemail');
$("#listEmail").css("left",parseInt(obj.offset().left));
$("#listEmail").css("top",parseInt(obj.offset().top +obj.outerHeight()));
$("#listEmail").css('display', 'block');
}
function showListName(){
var obj = $('#s_custname');
$("#listName").css("left",parseInt(obj.offset().left));
$("#listName").css("top", parseInt(obj.offset().top + obj.outerHeight()));
$("#listName").css('display', 'block');
}
function getEvent() //同时兼容ie和ff的写法
{
if (document.all)
return window.event;
func = getEvent.caller;
while (func != null) {
var arg0 = func.arguments[0];
if (arg0) {
if ((arg0.constructor == Event
|| arg0.constructor == MouseEvent)
|| (typeof (arg0) == "object" && arg0.preventDefault && arg0.stopPropagation)) {
return arg0;
}
}
func = func.caller;
}
return null;
}
function getMouseLocation(event) {
var is_ff = (navigator.userAgent.indexOf("Firefox") != -1); //Firefox
var e = getEvent(event);
var mouseX = 0;
var mouseY = 0;
var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
if (is_ff) {
mouseX = e.layerX + document.body.scrollLeft;
mouseY = e.layerY + document.body.scrollLeft;
}
else {
mouseX = e.pageX || e.clientX + scrollX;
mouseY = e.pageY || e.clientY + scrollY;
}
return { x: mouseX, y: mouseY };
}
function isOutOfBound(pos, flag){
var obj;
if (flag) {
obj = $('#listEmail');
}else{
obj = $('#listName');
}
if (pos && obj
&&pos.x >= obj.offset().left
&& pos.x <= obj.offset().left+obj.outerWidth()
&& pos.y >= obj.offset().top
&& pos.y <= obj.offset().top+obj.outerHeight() ) {
return true;
};
return false;
}