制作用户登录界面（JAVA实现）

设计实现如图所示的个人信息注册。包含单选按钮、多选按钮、下拉框事件。

 

Zuoye类：

package example02;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;

import javax.swing.ButtonGroup;
import javax.swing.DefaultComboBoxModel;
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.JTextArea;
import javax.swing.JTextField;

public class Zuoye extends JFrame{
    //成员变量
     JPanel pnlMain;
     JLabel lblUserName,lblUserPwd,lblSex,lblHobby,lblLocation;
     JRadioButton rabM,rabW;
     ButtonGroup btgSex;//创建是为了使rabM,rabW同组
     JCheckBox chkRead,chkSwim,chkRun;
     JComboBox<String> cmbLocation;
     DefaultComboBoxModel<String> dcmLocation;
     String location="";
     JTextField txtUserName,txtJob;
     JButton btnEnsure,btnCancel;
     JTextArea txt;
     //构造方法
    public Zuoye() {
        pnlMain=new JPanel(null);
        lblUserName=new JLabel("姓名:");
        txtUserName=new JTextField();
        lblUserPwd=new JLabel("职业:");
        txtJob=new JTextField();
        lblSex=new JLabel("性别:");
        rabM=new JRadioButton("男");
        rabW=new JRadioButton("女");
        btgSex=new ButtonGroup();
        lblHobby=new JLabel("兴趣爱好:");
        chkRead=new JCheckBox("阅读");
        chkSwim=new JCheckBox("游泳");
        chkRun=new JCheckBox("跑步");
        lblLocation=new JLabel("所在地:");
        cmbLocation=new JComboBox<String>();
        dcmLocation=new DefaultComboBoxModel<String>();
        btnEnsure=new JButton("确认");
        btnCancel=new JButton("取消");
        txt=new JTextArea();
        init();
    }
    //初始化方法
    private void init() {
        this.setBounds(550,200,270,400);
        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        this.setTitle("My first window");
        this.setResizable(false);
        //设置各个控件的位置和坐标        
        lblUserName.setBounds(20,20,75,22);
        lblUserPwd.setBounds(20,60,75,22);
        lblSex.setBounds(20,90,75,22);
        lblHobby.setBounds(20, 120, 75, 22);
        lblLocation.setBounds(20, 155, 75, 22);
        txtUserName.setBounds(90,20,120,22);
        txtJob.setBounds(90,60,120,22);
        rabM.setBounds(90,90,40,22);
        rabW.setBounds(140,90,40,22);
        chkRead.setBounds(85, 120, 57, 22);
        chkSwim.setBounds(140, 120, 57, 22);
        chkRun.setBounds(195, 120, 57, 22);
        cmbLocation.setBounds(100, 155, 70, 22);
        setCmbLocationData();
        btnEnsure.setBounds(50,200,75,22);
        btnCancel.setBounds(150,200,75,22); 
        txt.setBounds(70,240,140,90);
        txt.setVisible(false);
        //将所有控件压入容器中
        btgSex.add(rabM);
        btgSex.add(rabW);
        pnlMain.add(lblUserName);
        pnlMain.add(lblUserPwd);
        pnlMain.add(txtUserName);
        pnlMain.add(txtJob);
        pnlMain.add(lblSex);
        pnlMain.add(rabM);
        pnlMain.add(rabW);
        pnlMain.add(lblHobby);
        pnlMain.add(chkRead);
        pnlMain.add(chkRun);
        pnlMain.add(chkSwim);
        pnlMain.add(lblLocation);
        pnlMain.add(cmbLocation);
        pnlMain.add(btnEnsure);
        pnlMain.add(btnCancel);
        pnlMain.add(txt);
        this.add(pnlMain);
        this.setVisible(true);
        //使用itemListener匿名监听下拉框控件
        cmbLocation.addItemListener(new ItemListener() {
            @Override
            public void itemStateChanged(ItemEvent e) {
                location=cmbLocation.getSelectedItem().toString();
            }
        });
        //使用按钮监听
        btnEnsure.addActionListener(new ZuoyeFrame_btnEnsure_ActionListener(this));
        //使用内部类按钮监听
        btnCancel.addActionListener(new ZuoyeFrame_btnQuit_ActionListener());
    }
    //设计下拉框里的选项
    public void setCmbLocationData() {
        dcmLocation.addElement("北京");
        dcmLocation.addElement("上海");
        dcmLocation.addElement("深圳");
        dcmLocation.addElement("广州");
        dcmLocation.addElement("赣州");
        cmbLocation.setModel(dcmLocation);
    }
    //退出按钮监听内部类
    class ZuoyeFrame_btnQuit_ActionListener implements ActionListener{
        @Override
        public void actionPerformed(ActionEvent e) {
            txt.setVisible(false);
        }
    }    
    public static void main(String[] args) {
        new Zuoye();
    }    
}

ZuoyeFrame_btnEnsure_ActionListener类

package example02;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;


//登陆按钮监听类
public class ZuoyeFrame_btnEnsure_ActionListener implements ActionListener{
    Zuoye zy;
    String gender="";
    String hobby="";
    public ZuoyeFrame_btnEnsure_ActionListener(Zuoye zy) {
        this.zy = zy;
    }
    @Override
    public void actionPerformed(ActionEvent e) {
        zy.txt.setVisible(true);
        zy.txt.setLineWrap(true);
        zy.txt.setText("姓名:"+zy.txtUserName.getText()+'\n');
        zy.txt.append("职业:"+zy.txtJob.getText()+'\n');
        
        if(zy.rabM.isSelected()) {
            gender+="男";
        }else if(zy.rabW.isSelected()) {
            gender+="女";
        }
        zy.txt.append("性别:"+gender+'\n');

        if(zy.chkRead.isSelected()) {
            hobby+="阅读";
        }
        if(zy.chkSwim.isSelected()) {
            hobby+="游泳";
        }
        if(zy.chkRun.isSelected()) {
            hobby+="跑步";
        }
        zy.txt.append("兴趣爱好:"+hobby+'\n');
        
        zy.txt.append("所在地:第"+(zy.cmbLocation.getSelectedIndex()+1)+"项 "+zy.location);    
    }
}