DWR简单实现三级联动

飞飞 — Sun, 26 Oct 2008 11:36:00 GMT

转http://www.gzit.org/27/viewspace-3306.html

package com;

import java.util.ArrayList;关注ITz]'p6g5n-KlX
import java.util.List;

public class SimpleTest{关注IT1rq3XJw8K.uk&fK$w
关注IT IQvF'S3U
/**
ZyJ9l2@9@K0 *关注IT)~d3X(v*^ \jn3M
* @return 所有公司
t8~)^.L.kq9Y0 */关注IT_ s9A?i:^Z
public List getAllCompany(){
`Gq(c rzCG0  List list = new ArrayList();关注ITyc?n#P3H
  Company company = null;关注ITm n"o@a%vF#p8O
  company = new Company(1,"广西博联信息通信技术有限责任公司");关注IT7p9wloKHs
  list.add(company);
\t%? EgoZ/Jl3FI6r0  company = new Company(2,"能创信息科技有限责任公司");关注IT:kA E+Kh#UI
  list.add(company);
@"E}.U0t,V1I0  return list;关注IT9l#W*{"s&m
}
!l0{"PF/z&y R9a.o/y0
Ue3t N0^q%v.E0 /**
)^ D*FpTn+a5I!e0 *关注IT[1r^3g"Q,Ih
* @param companyId 公司编号
-aWE)@QP&?}0 * @return 公司下所有部门
@4M,|PVgn!H L0 */关注IT0ZGrm:b'?
public List getDepartment(int companyId){
W(o&TK Is0hC0  List list = new ArrayList();关注IT4V0v(t)v1J.TM,m.y
  Department department = null;
Wvc(d"g4D eV2A0  if(companyId==1){关注IT]$Z$X*W*mv8`%qQ
   department = new Department(1,1,"软件事业部");关注IT]!A F)AV\$I5J
   list.add(department);关注ITIYRRcSj
   department = new Department(2,1,"工程部");关注ITU rCpeq8M
   list.add(department);
5O#{ `8v8Ta)}B$L0  }else{关注IT ug,L?5[:y@k C:]
   department = new Department(1,2,"企管部");关注ITk/BY3iM/X,`%e
   list.add(department);关注IT&I7Z9{5`kV/l Avj |5L
   department = new Department(2,2,"财务部");
b'jm;yVa'Ww;Ea0   list.add(department);
z W Pp$yx3M0  }关注ITG gA3V5t0^ xM
  return list;
4O v#k$x:P3n0 }关注IT$tV5JN8sF u:FJ

y'b-^Bma0 /**关注IT/A(^g]jU P*u-\,H
*关注IT:m'| NmVWtX/Y
* @param departmentId 部门编号关注IT} l)^8GbA
* @return   部门下所有员工关注IT.^VB |7V;b D'J'eH+n
*/
2gkge \x/ip-c4tW0 public List getPerson(int departmentId){关注ITFR*B5bnj_2[&Q
  List list = new ArrayList();
A@T5y8M]:H5h/c0  Person person = null;关注ITK Z-M ~MF
  if(departmentId==1){关注IT\t.T\3Mx
   person = new Person(1,1,"张三");关注ITe)_3a4xcw
   list.add(person);
wkw2P)G u7G(Z0   person = new Person(2,1,"李四");
{ uhJ;y9V&C` H0   list.add(person);
%q(xK1? VR0  }else{
s|] l)J:@o,p@y0   person = new Person(1,2,"王五");关注ITi'j*FST I
   list.add(person);关注IT^@j { x US i
   person = new Person(2,2,"赵六");关注IT ux#kse o;W
   list.add(person);
4B/cP*v5z [P0  }关注IT g Bc!D)p*jB)X
  return list;关注IT'X:[] lH
}

}
d z-]6Gn/T9f1OR0

package com;

public class Company {

private int id;关注IT|:NQQ,|8W,D!QV
private String companyName;
$ffG s&X1|I0 关注ITy*eK ~4xog
public Company(int id,String companyName){
.q;k2a&}j*LL0 this.id = id;
'\ u:Jpv)j0 this.companyName = companyName;关注ITV[,Ty8Fu
}

public int getId() {关注IT:F| |n-n!w$sX5PL
return id;
NPPJ,?0 }

public void setId(int id) {关注ITh2emjTe il+[D
this.id = id;
W@b ` L4i0 }

public String getCompanyName() {关注IT$wP8oO%} ?xe4k
return companyName;
S0Kz%GX$?auN W0 }

public void setCompanyName(String companyName) {
zMv*g ic8S&YqcN0 this.companyName = companyName;
v\'x-pT0 }

}
*mHu$CU~wb9x x0

package com;

public class Department {

private int id;关注IT [n0zYU
private int companyId;关注IT$S __L'FDvy2WD
private String departmentName;

public Department(int id, int companyId, String departmentName) {
,ni)o5G$yL'[o(}Q0  this.id = id;
q3Gzw"E6v8?o.MT0  this.companyId = companyId;关注IT+r"mo:pO$L![4U
  this.departmentName = departmentName;
/q\6Aj5]0m3G#l-P9a0 }

public int getId() {
w"j`I` J0 return id;
x(P!d6tu v a"T0 }

public void setId(int id) {关注ITlQ1r8wS5_'hb
this.id = id;关注IT pGy3Jl{0tkW
}

public int getCompanyId() {
@!PpRi0 return companyId;关注ITs c!i"DQ5_D
}

public void setCompanyId(int companyId) {关注ITrp` i5D/_L
this.companyId = companyId;关注ITYT+Y6CkJ t2x
}

public String getDepartmentName() {
fSa p.@9e&L0 return departmentName;关注IT!Pe L6m D7n wM
}

public void setDepartmentName(String departmentName) {关注IT/bD(o/RPq
this.departmentName = departmentName;
'|S4q p4]0 }

}关注IT){0[0DsY:te9V A r$T

package com;

public class Person {

private int id;
U{*D:dw+i6W0 private int departmentId;
q6a e ?5u5\ b|0?]KI0 private String userName;

public Person(int id,int departmentId, String userName) {关注IT#c%qN s2Xup kIc
  this.id = id;关注ITs%z&uZ2T Bbj
  this.departmentId = departmentId;
|5nI&y.LO y)Cx(C.r b"x0  this.userName = userName;关注IT_,ep*n(H
}

public int getDepartmentId() {关注IT&ue1rG X%WJN[
return departmentId;
"qn%DVY2mGh0 }

public void setDepartmentId(int departmentId) {关注ITa? d(_7s
this.departmentId = departmentId;关注IT+`vt Pb4oS
}

public String getUserName() {
]etq"Seza0 return userName;
3fZn} j-z(V+ir,a0 }

public void setUserName(String userName) {
9pWKaR|0 this.userName = userName;
~FT_7a/l6lD$}V0 }

public int getId() {
*i:k5KIZyr'o0 return id;
g+j[M(o`0 }

public void setId(int id) {
vBj&P/` DUqB0 this.id = id;
:x:d5MOwo0 }

}
-KIsR)D9j7a+VDr rE3Ve0

<%@ page language="java" pageEncoding="GB18030"%>


    My <a onclick="javascript:tagshow(event, 'JSP');" href="javascript:;" target="_self"><u><strong>JSP</strong></u></a> 'simpleTest.jsp' starting page




/*页面初始加载公司栏目*/
function initial(){
     SimpleTest.getAllCompany(function(data){dealSelect("i",data)});
}
/*获取下拉菜单的值并填充下一栏目*/
function show(flag){
     if(flag=="c"){
     var companyId = $("company").value;
     SimpleTest.getDepartment(companyId,function(data){dealSelect(flag,data)});
     }else if(flag=="d"){
     var departmentId = $("department").value;
     SimpleTest.getPerson(departmentId,function(data){dealSelect(flag,data)});
     }
}
/*填充select的内容*/
function dealSelect(flag,data){
    clearSelect(flag);
    if(flag=="c"){
    DWRUtil.addOptions("department",data,"id","departmentName");
    }else if(flag=="d"){
    DWRUtil.addOptions("person",data,"id","userName");
    }else if(flag=="i"){
    DWRUtil.addOptions("company",data,"id","companyName");
    }
}
/*清除下拉表单的内容*/
function clearSelect(flag){
    if(flag=="c"){
       var tmp = $("department");
       while(tmp.childNodes.length>1){
       tmp.removeChild(tmp.lastChild);
       }
    }else if(flag="d"){
       var tmp = $("person");
       while(tmp.childNodes.length>1){
       tmp.removeChild(tmp.lastChild);
       }
    }
}
/*清空select里的内容*/

    公司：
    部门:
    成员：

飞飞 2008-10-26 19:36 发表评论

BlogJava-176142998-随笔分类-dwr

DWR简单实现三级联动