JS级联下拉框
//Ajax级联获取SDK
function GetDropDownList(parent_ddlID,
fill_dllID, url, param) {
this.pId =
parent_ddlID; //主下拉框name
this.cId =
fill_dllID; //级联下拉框name
this.URL =
url;
//获取数据路径
this.Paramer =
param;
//参数
}
GetDropDownList.prototype.Inits = function (current)
{
var $ddl = $("select[name$=" +
this.pId.toString() + "]");
var $ddlSDKs =
$("select[name$=" + this.cId.toString() +
"]");
$ddl.focus();
$ddl.bind("change keyup", function ()
{
if ($(this).val() !=
"0")
{
current.loadSDKList(current, $("select
option:selected").val());
$ddlSDKs.fadeIn("slow");
} else
{
//$ddlSDKs.fadeOut("slow");
$ddlSDKs.children("option").remove();
$ddlSDKs.append($("<option></option>").val("0").html("不限"));
}
});
}
GetDropDownList.prototype.loadSDKList = function
(current, selectedItem) {
$.ajax({
type:
"get",
url:
this.URL,
data:
this.Paramer + "=" +
selectedItem,
dataType: "json",
async: true,
success:
function (ret)
{
current.printSDKList(ret);
}
});
}
GetDropDownList.prototype.printSDKList = function (data)
{
$("select[name$=" + this.cId.toString() + "]
> option").remove();
for (var i = 0; i <
data.length; i++) {
$("select[name$=" + this.cId.toString() +
"]").append(
$("<option></option>").val(data[i].Value).html(data[i].Text)
);
}
}
//调用
//var d = new GetDropDownList(‘主下拉框name‘, ‘级联下拉框name‘, ‘获取数据路径‘,
‘传递给调用路径的参数‘);
//d.Inits(d);
GetDropDownLis
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