java 我的java学习之路 Person对象信息管理

本例演示面板，单选按钮，列表框，组合框等组件的各种不同布局方式的使用方法，对初学者是个很好的学习例子


package cn.hncu.PersonManage;

import java.awt.FlowLayout;

import java.awt.GridLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.ButtonGroup;

import javax.swing.JButton;

import javax.swing.JCheckBox;

import javax.swing.JComboBox;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.JRadioButton;

import javax.swing.JScrollPane;

import javax.swing.JSplitPane;

import javax.swing.JTextArea;

import javax.swing.JTextField;

public class User extends JFrame{

private JTextField textName,textBirth,textDeparment,textMajor,textNumber;

private JRadioButton btnMan,btnFemale;

private JButton btnAdd,btnDelete,btnDeleteChoose;

private JTextArea text;

private JCheckBox checkMember;

private JComboBox comboxCity,comboxProvice,comboxFind,comboxSort;

private Object provinces[] = {"江苏省","浙江省","湖南省"};

private Object cities[][] = { {"南京市","苏州市","无锡市"},

{"杭州市","宁波市","温州市","衢州市"},

{"益阳市","长沙市","岳阳市","湘潭市"}

};

private Person persons[]=new Person[0];

public User(){

setTitle("Person对象信息管理");

setBounds(200, 200, 700, 300);

setDefaultCloseOperation(EXIT_ON_CLOSE);

this.getContentPane().setLayout(null);

JPanel left=new JPanel(new GridLayout(10,1));

left.add(new JLabel("Student"));

textName=new JTextField("姓名:");

left.add(textName);

textBirth=new JTextField("1990年1月1日");

left.add(textBirth);

JPanel pSex=new JPanel();

btnMan=new JRadioButton("男");

btnMan.setSelected(true);

btnFemale=new JRadioButton("女");

pSex.add(btnMan);

pSex.add(btnFemale);

ButtonGroup group=new ButtonGroup();

group.add(btnMan);

group.add(btnFemale);

left.add(pSex);

comboxProvice=new JComboBox(provinces);

left.add(comboxProvice);

comboxCity=new JComboBox(cities[0]);

left.add(comboxCity);

textDeparment=new JTextField("计算机系");

left.add(textDeparment);

textMajor=new JTextField("计算机科学与技术");

left.add(textMajor);

textNumber=new JTextField("031");

left.add(textNumber);

checkMember=new JCheckBox("团员");

left.add(checkMember);

left.setBounds(10, 10, 90, 250);

this.getContentPane().add(left);

JSplitPane split=new JSplitPane();

split.setBounds(110, 0, 8, 300);

this.getContentPane().add(split);

text=new JTextArea();

JScrollPane jp=new JScrollPane(text);

jp.setBounds(120, 10, 560, 200);

this.getContentPane().add(jp);

JPanel pAdd=new JPanel();

pAdd.setBounds(120, 220, 560, 300);

pAdd.setLayout(new FlowLayout(FlowLayout.LEFT));

btnAdd=new JButton("添加");

pAdd.add(btnAdd);

btnDelete=new JButton("删除");

pAdd.add(btnDelete);

btnDeleteChoose=new JButton("删除选中项");

pAdd.add(btnDeleteChoose);

pAdd.add(new JLabel("查找关键字"));

String str[]={"学号","姓名","省份","院系"};

comboxFind=new JComboBox(str);

pAdd.add(comboxFind);

pAdd.add(new JLabel("排序关键字"));

comboxSort=new JComboBox(str);

pAdd.add(comboxSort);

this.getContentPane().add(pAdd);

//监听

Listener listener=new Listener();

comboxProvice.addActionListener(listener);

btnAdd.addActionListener(listener);

btnDelete.addActionListener(listener);

btnDeleteChoose.addActionListener(listener);

comboxSort.addActionListener(listener);

comboxFind.addActionListener(listener);

setVisible(true);

}

class Listener implements ActionListener{

@Override

public void actionPerformed(ActionEvent e) {

if(e.getSource()==comboxProvice){

int i=comboxProvice.getSelectedIndex();

comboxCity.removeAllItems();

for(int j=0;j<cities[i].length;j++){

comboxCity.addItem(cities[i][j]);

}

}else if(e.getSource()==btnAdd){

boolean isAdd=true;

for(int i=0;i<persons.length;i++){

if(persons[i].number.equals(textNumber.getText())){

isAdd=false;

}

}

if(isAdd){

Person[] temp=new Person[persons.length+1];

for(int i=0;i<persons.length;i++){

temp[i]=persons[i];

}

temp[temp.length-1]=new Person(textName.getText(),textBirth.getText(),(String)(btnMan.isSelected()?"男":"女"),

comboxProvice.getSelectedItem(),comboxCity.getSelectedItem(),textDeparment.getText(),

textMajor.getText(),textNumber.getText(),(String)(checkMember.isSelected()?"团员":""));

persons=temp;

temp=null;

}

refresh(persons);

}else if(e.getSource()==btnDelete){

persons=null;

persons=new Person[0];

refresh(persons);

}else if(e.getSource()==btnDeleteChoose){

String str = text.getSelectedText();

int j=-1;

for(int i=0;i<persons.length;i++){

if(persons[i].toString().equalsIgnoreCase(str)){

j=i;

break;

}

}

for (; j < persons.length-1; j++) {

persons[j]=persons[j+1];

}

Person[] temp=new Person[persons.length-1];

for(int i=0;i<temp.length;i++){

temp[i]=persons[i];

}

persons=temp;

temp=null;

refresh(persons);

}else if(e.getSource()==comboxSort){

String str=(String) comboxSort.getSelectedItem();

if(str.equalsIgnoreCase("学号")){

for(int i=0;i<persons.length-1;i++){

for (int j = i+1; j < persons.length; j++) {

if (persons[i].number .compareTo(persons[j].number)>0) {

Person p=persons[i];

persons[i]=persons[j];

persons[j]=p;

}

}

}

}else if(str.equalsIgnoreCase("姓名")){

System.out.println("sss");

for(int i=0;i<persons.length-1;i++){

for (int j = i+1; j < persons.length; j++) {

if (persons[i].name .compareTo(persons[j].name)>0) {

Person p=persons[i];

persons[i]=persons[j];

persons[j]=p;

}

}

}

}else if(str.equalsIgnoreCase("省份")){

for(int i=0;i<persons.length-1;i++){

for (int j = i+1; j < persons.length; j++) {

if (((String) (persons[i].provinces)).compareTo((String)(persons[j].provinces))>0) {

Person p=persons[i];

persons[i]=persons[j];

persons[j]=p;

}

}

}

}else if(str.equalsIgnoreCase("院系")){

for(int i=0;i<persons.length-1;i++){

for (int j = i+1; j < persons.length; j++) {

if (persons[i].department .compareTo(persons[j].department)>0) {

Person p=persons[i];

persons[i]=persons[j];

persons[j]=p;

}

}

}

}

refresh(persons);

}else if(e.getSource()==comboxFind){

String str=(String) comboxFind.getSelectedItem();

if(str.equalsIgnoreCase("学号"));

}

}

private void sort() {

for(int i=0;i<persons.length-1;i++){

for (int j = i+1; j < persons.length; j++) {

if (persons[i].member .compareToIgnoreCase(persons[j].number)<0) {

Person p=persons[i];

persons[i]=persons[j];

persons[j]=p;

}

}

}

}

private void refresh(Person[] persons) {

text.setText("");

for(int i=0;i<persons.length;i++){

text.append(persons[i].toString());

text.append("\n");

}

}

}

public class Person {

private String name;

private String birth;

private String isMan;

private Object provinces;

private Object cities;

private String department;

private String major;

private String number;

private String member;

public Person(){

}

public Person(String name, String birth, String isMan,

Object provinces, Object cities, String department,

String major, String number, String menber) {

super();

this.name = name;

this.birth = birth;

this.isMan = isMan;

this.provinces = provinces;

this.cities = cities;

this.department = department;

this.major = major;

this.number = number;

this.member = menber;

}

@Override

public String toString() {

return name + "," + birth + ","

+ isMan + "," + provinces + "," + cities

+ "," + department + "," + major

+ "," + number + "," + member ;

}

public String getName() {

return name;

}

public void setName(String name) {

this.name = name;

}

public String getBirth() {

return birth;

}

public void setBirth(String birth) {

this.birth = birth;

}

public String getIsMan() {

return isMan;

}

public void setIsMan(String isMan) {

this.isMan = isMan;

}

public Object getProvinces() {

return provinces;

}

public void setProvinces(Object provinces) {

this.provinces = provinces;

}

public Object getCities() {

return cities;

}

public void setCities(Object cities) {

this.cities = cities;

}

public String getDepartment() {

return department;

}

public void setDepartment(String department) {

this.department = department;

}

public String getMajor() {

return major;

}

public void setMajor(String major) {

this.major = major;

}

public String getNumber() {

return number;

}

public void setNumber(String number) {

this.number = number;

}

public String getMember() {

return member;

}

public void setMember(String member) {

this.member = member;

}

}

public static void main(String[] args) {

new User();

}

}