第一级是写死的(因为省不会变的),以下三级都是现查的数据库,由于没有采用DIV格式,所以有些ID很长~
js代码:
2 {
3 if(typeof(ActiveXObject) != "undefined")
4 {
5 if(obj1.value=="")
6 {
7 obj2.length=0;
8 obj3.length=0;
9 form1.Wizard1_SchoolAddForm1_District.length=0;
10 }
11 else
12 {
13 xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
14 var item = obj1.options[obj1.selectedIndex].value;
15 var ReqStr = '<?xml version="1.0"?>';
16 xmlHttp.open("GET","SettleForm.aspx?province="+item);
17 xmlHttp.send(ReqStr);
18 xmlHttp.onreadystatechange = HandleResult;
19 }
20 }
21 function HandleResult()
22 {
23 if(4 == xmlHttp.readyState || "complete" == xmlHttp.readyState)
24 {
25 obj2.length=0;
26 obj3.length=0;
27 form1.Wizard1_SchoolAddForm1_District.length=0;
28 obj2.options[obj2.length]=new Option("");
29 obj3.options[obj3.length]=new Option("");
30 var e=xmlHttp.responseText;
31 alert(e);
32 if(e!="未添加")
33 {
34 var a=e.split("*");
35 var arr1=a[0].toString().split(",");
36 var arr2=a[1].toString().split(",");
37 for(var i=0;i<arr1.length;i++)
38 {
39 obj2.options[obj2.length]=new Option(arr1[i]);
40 }
41 for(var j=0;j<arr2.length;j++)
42 {
43 obj3.options[obj3.length]=new Option(arr2[j]);
44 }
45 }
46 }
47 }
48 }
49
50 function CityChange(obj1,obj2,obj3)
51 {
52 if(typeof(ActiveXObject) != "undefined")
53 {
54 if(obj1.selectedIndex==0)
55 {
56 obj2.length=0;
57 obj3.length=0;
58 }
59 else
60 {
61 xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
62 var ReqStr = '<?xml version="1.0"?>';
63 var item = obj1.options[obj1.selectedIndex].text;
64 xmlHttp.open("GET","SettleForm.aspx?city="+item);
65 xmlHttp.send(ReqStr);
66 xmlHttp.onreadystatechange = HandleResult;
67 }
68 }
69 function HandleResult()
70 {
71 if(4 == xmlHttp.readyState || "complete" == xmlHttp.readyState)
72 {
73 obj2.length=0;
74 obj2.options[obj2.length]=new Option("");
75 obj3.length=0;
76 obj3.options[obj3.length]=new Option("");
77 var e=xmlHttp.responseText;
78 if(e!="未添加")
79 {
80 var a=e.split("*");
81 var arr1=a[0].toString().split(",");
82 var arr2=a[1].toString().split(",");
83 for(var i=0;i<arr1.length;i++)
84 {
85 obj2.options[obj2.length]=new Option(arr1[i]);
86 }
87 for(var j=0;j<arr2.length;j++)
88 {
89 obj3.options[obj3.length]=new Option(arr2[j]);
90 }
91 }
92 }
93 }
94
95 }
96
97 function DistrictChange(obj1,obj2)
98 {
99 if(typeof(ActiveXObject) != "undefined")
100 {
101 if(obj1.selectedIndex==0)
102 {
103 obj2.length=0;
104 }
105 else
106 {
107 xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
108 var item = obj1.options[obj1.selectedIndex].text;
109 var ReqStr = '<?xml version="1.0"?>';
110 xmlHttp.open("GET","SettleForm.aspx?district="+item);
111 xmlHttp.send(ReqStr);
112 xmlHttp.onreadystatechange = HandleResult;
113 }
114 }
115 function HandleResult()
116 {
117 if(4 == xmlHttp.readyState || "complete" == xmlHttp.readyState)
118 {
119 obj2.length=0;
120 obj2.options[obj2.length]=new Option("");
121 if(e!="未添加")
122 {
123 var e=xmlHttp.responseText;
124 var arr=e.split(",")
125 for(var i=0;i<arr.length;i++)
126 {
127 obj2.options[obj2.length]=new Option(arr[i]);
128 }
129 }
130 }
131 }
132 }
133
19{
20 protected ShoppingChain.BLL.Product p = new ShoppingChain.BLL.Product();
21 protected ShoppingChain.BLL.Register r = new ShoppingChain.BLL.Register();
22 protected void Page_Load(object sender, EventArgs e)
23 {
24 if (Request.QueryString["province"] != null)
25 {
26 IList<SchoolInfo> list1 = r.GetCityByProvince(Request.QueryString["province"]);
27 IList<SchoolInfo> list2 = r.GetSchoolByProvince(Request.QueryString["province"]);
28 if (list1.Count == 0)
29 {
30 Response.Write("未添加");
31 }
32 else
33 {
34 //string cityshort = "";
35 string cityname = "";
36 string school = "";
37 foreach (SchoolInfo info in list1)
38 {
39 cityname = cityname + info.City + ",";
40 }
41 //string str = cityshort.Remove(cityshort.Length - 1);
42 string strcname = cityname.Remove(cityname.Length - 1);
43 foreach (SchoolInfo info in list2)
44 {
45 school = school + info.School + ",";
46 }
47 string strschool = school.Remove(school.Length - 1);
48 string s = strcname + "*" + strschool;
49 Response.Write(s);
50 }
51 }
52 if (Request.QueryString["city"] != null)
53 {
54 IList<SchoolInfo> list1 = r.GetDistrictByCity(Request.QueryString["city"]);
55 IList<SchoolInfo> list2 = r.GetSchoolByCity(Request.QueryString["city"]);
56 string district = "";
57 string school = "";
58 if (list1.Count == 0)
59 {
60 Response.Write("未添加");
61 }
62 else
63 {
64 foreach (SchoolInfo info in list1)
65 {
66 district = district + info.District + ",";
67 }
68 string strdistrict = district.Remove(district.Length - 1);
69
70 foreach (SchoolInfo info in list2)
71 {
72 school = school + info.School + ",";
73 }
74 string strschool = school.Remove(school.Length - 1);
75
76 string s = strdistrict + "*" + strschool;
77 Response.Write(s);
78 }
79 }
80 if (Request.QueryString["district"] != null)
81 {
82 IList<SchoolInfo> list = r.GetSchoolByDistrict(Request.QueryString["district"]);
83 if (list.Count == 0)
84 {
85 Response.Write("未添加");
86 }
87 else
88 {
89 string schoolname = "";
90 foreach (SchoolInfo info in list)
91 {
92 schoolname = schoolname + info.School + ",";
93 }
94 string strschool = schoolname.Remove(schoolname.Length - 1);
95 Response.Write(strschool);
96 }
97 }
98 }
99}