zoomla
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16年专业研发|中文alexa排名第一的CMS品牌-基于dotNET core、功能强大，集成站群、微信开发、小程序与ERP及OA办公系统，支持国际语言和多民族语言，世界五百强与大型门户专用高端网站内核CMS系统
111 lines (109 loc) • 4.59 kB
JavaScript
/*
*功能:省市县三级|四级联动,默认值:值
*<script src="http://code.z01.com/Area.js"></script>
*/
function ZL_PCC(pid, cityid, countyid, stwon, option) {
this.$province = $("#" + pid);
this.$city = $("#" + cityid);
this.$county = $("#" + countyid);
if (stwon) { this.$stown = $("#" + stwon); }
this.kvtype = 1;//1,值:值,2:键:值
this.option = option; //{ text: "请选择", value: "" };//附加的选项
this.defProvince = "", this.defCity = "", this.defCounty = "", this.stwon = "";
}
ZL_PCC.prototype = {
ProvinceInit: function () {
var ref = this;
ref.setOptions(ref.$province, AreaMod);
if (!ref.$province || ref.$province.length < 1) return;
var def = ref.isEmpty(ref.defProvince) ? ref.getFirstOption(ref.$province).value : ref.defProvince;
ref.$province.val(def);
ref.CityInit();
ref.$province.change(function () { ref.CityInit(); });
ref.defProvince = "";
},
CityInit: function () {
var ref = this;
//用于避免省份选值错误,或选择了[全部]
var opchk = ref.$province.find(":checked");
if (opchk.length < 1 || opchk.data("id") == "0") { return; }
ref.$city.html("");
var arr = AreaMod.GetByID(ref.$province.find(":checked").data("id")).CityList;
ref.setOptions(ref.$city, arr);
var def = ref.isEmpty(ref.defCity) ? ref.getFirstOption(ref.$city).value : ref.defCity;
ref.$city.val(def);
ref.CountyInit();
ref.$city.change(function () { ref.CountyInit(); });
ref.defCity = "";
},
CountyInit: function () {
var ref = this;
var opchk = ref.$city.find(":checked");
if (opchk.length < 1 || opchk.data("id") == "0") { return; }
ref.$county.html("");
var arr = AreaMod.GetByID(ref.$province.find(":checked").data("id"))
.CityList.GetByID(ref.$city.find(":checked").data("id")).CountyList;
ref.setOptions(ref.$county, arr);
if (ref.$county[0].options.length > 0) {
var def = ref.isEmpty(ref.defCounty) ? ref.getFirstOption(ref.$county).value : ref.defCounty;
ref.$county.val(def);
}
ref.STownInit();
ref.$county.change(function () { ref.STownInit(); });
ref.defCounty = "";
},
STownInit: function ()
{
var ref = this;
if (!ref.$stown || !ref.$stown[0]) { return; }
ref.$stown.html("");
var arr = AreaMod.GetByID(ref.$province.find(":checked").data("id"))
.CityList.GetByID(ref.$city.find(":checked").data("id"))
.CountyList.GetByID(ref.$county.find(":checked").data("id")).StownList;
ref.setOptions(ref.$stown, arr);
if (ref.$stown[0].options.length > 0) {
var def = ref.isEmpty(ref.defStown) ? ref.getFirstOption(ref.$stown).value : ref.defStown;
ref.$stown.val(def);
}
},
SetDef: function () {
//var arr = "北京,上海,天津,重庆,宁夏,西藏,新疆".split(',');
this.defProvince = arguments[0];
this.defCity = arguments[1];
this.defCounty = arguments[2];
this.defStown = arguments[3];
},
isEmpty: function (str)
{
if (!str || str == undefined || str == "null" || str == "") { return true; }
},
setOptions: function ($dp, arr) {
var ref = this;
if (!arr || !$dp) return;
if (ref.option && ref.option != "") {
$dp.append("<option data-id='0' value='" + ref.option.value + "'>" + ref.option.text + "</option>");
}
for (var i = 0; i < arr.length; i++) {
switch (ref.kvtype) {
case 1:
$dp.append("<option data-id='" + arr[i].ID + "' value='" + arr[i].Name + "'>" + arr[i].Name + "</option>");
break;
case 2:
$dp.append("<option data-id='" + arr[i].ID + "' value='" + arr[i].ID + "'>" + arr[i].Name + "</option>");
break;
}
}//for end;
},
getFirstOption: function ($dp) {
//获取第一个有效的选项
var op = $dp[0].options[0];
//if ($(op).data("id") == "0") { op = $dp[0].options[1]; }
return op;
}
}
Array.prototype.GetByID = function (v) {
for (var i = 0; i < this.length; i++) {
if (this[i].ID == v) return this[i];
}
return null;
}