web前端|js教程
可以编辑,下拉框
web前端-js教程
效果图:
代码如下:
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.cssINPUT
{
height: 19PX;
padding: 3PX;
padding-left: 3px;
padding-right: 0px;
margin: 0PX;
border: 1PX SOLID #C0C0C0;
font-family: 宋体,arial;
font-size: 9pt;
}
.select_div_list
{
position: absolute;
border: 1px solid black;
background-color: White;
overflow: hidden;
overflow-y: auto;
}
.select_div_list_ul
{
margin: 0px;
padding: 0px;
list-style-type: none;
}
.select_div_list_ul li
{
cursor: pointer;
padding-left: 3px;
font-family: 宋体,arial;
font-size: 9pt; *padding:0px;*height:20px;_height:14px;_margin:0px;_height:14px;*margin:0px;line-height:14px;}
.selectSPAN
{
background-color: Yellow;
}
var inputID = "input1";
var selectID = "select1";
var widt = 0;
var inputWi = 0;
var he = 0;
$(function() {
inputID = "input1";
selectID = "select1";
widt = 200;
inputWi = widt - 20;
he = $("#user").height() - 41;
var offset = $("input[id=input1]").offset();
$("#" + selectID).change(function() {
var newvar = $("#" + selectID).find("option:selected").text();
$("#" + inputID).val(newvar);
}).click(function() {
$("#select_div_on_key" + selectID).remove();
}).css({ "display": "block", "width": widt + "px", "z-index": 1, "clip": "rect(0px " + widt + "px 51px 151px)" });
$("#" + inputID).keyup(function() {
ShowSelectCombo();
}).click(function() {
ShowSelectCombo();
}).css({ "z-index": 2, "width": inputWi + "px" }); ;
});
function ShowSelectCombo() {
var pob = $("#" + inputID);
var v = pob.val();
var off = pob.offset();
var wi = pob.width() + 16;
var tp = off.top + pob.height() - 100 + 7;
var lef = off.left - 200 + 2;
var html = "
";
$("#" + selectID).find("option").each(function() {
var tk = $(this);
html += "" + tk.html().replace(v, "" + v + "") + "";
});
html += "
";
var ulDIV = $("#select_div_on_key" + selectID);
ulDIV.remove();
$("#user").append(html);
var ulDIV = $("#select_div_on_key" + selectID);
var hei = ulDIV.find("ul").height();
var newHeight = hei > he ? he : hei;
ulDIV.css({ height: newHeight + "px" });
ulDIV.find("li").hover(function() {
$(this).css({ "background-color": "#316ac5" });
}, function() {
$(this).css({ "background-color": "white" });
});
ulDIV.find("li").click(function() {
var ki = $(this);
var va = ki.attr("val");
var htm = ki.attr("ht");
htm = decodeURIComponent(htm);
$("#" + inputID).val(htm);
$("#" + selectID).val(va);
ulDIV.remove();
});
}
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<div_height: 20px;
*height: 13px; display: block; float: left; position: absolute; border-right: 0px;’ />
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