abc.java

这是一个用applet做的登陆界面

import java.awt.*;
import java.applet.Applet;
import java.awt.event.*;



public class abc extends Applet implements ActionListener

{  
   
   public Label nameLabel,passwardLabel,addressLabel,titleLabel,sexLabel;
   public TextField name,passward;
   public Choice address;
   public Button button;
   public TextArea txtArea;
   public Checkbox chb1,chb2;
   public CheckboxGroup chb;

   public void init()
   {
      setLayout(null);
      titleLabel = new Label("用户注册");
      titleLabel.setBackground(Color.orange);
      nameLabel = new Label("用户名：");
      nameLabel.setBackground(Color.green);
      nameLabel.setForeground(Color.red);
      passwardLabel = new Label("密码：");
      passwardLabel.setBackground(Color.green);
      passwardLabel.setForeground(Color.red);
      addressLabel = new Label("地址：");
      addressLabel.setBackground(Color.green);
      addressLabel.setForeground(Color.red);
      name = new TextField("");
      passward = new TextField("");
      passward.setEchoChar('*');
      address = new Choice();
      address.addItem("北京");
      address.addItem("上海");
      address.addItem("南京");
      address.addItem("合肥");
      address.addItem("芜湖");
      button = new Button("提交");
      txtArea = new TextArea(3,5);
      txtArea.setEditable(false);
      sexLabel = new Label("性别：");
      sexLabel.setBackground(Color.green);
      sexLabel.setForeground(Color.red);
      chb = new CheckboxGroup();
      chb1 = new Checkbox("男",chb,true);
      chb2 = new Checkbox("女",chb,false);  
                                                                                 
      titleLabel.setLocation(280,0);titleLabel.setSize(80,20);
      nameLabel.setLocation(200,30);nameLabel.setSize(40,20);
      name.setLocation(250,30);name.setSize(200,20);
      passwardLabel.setLocation(200,60);passwardLabel.setSize(40,20);
      passward.setLocation(250,60);passward.setSize(200,20);
      sexLabel.setLocation(200,90);sexLabel.setSize(40,20);
      chb1.setLocation(250,90);chb1.setSize(30,30);
      chb2.setLocation(300,90);chb2.setSize(30,30);
      addressLabel.setLocation(200,120);addressLabel.setSize(40,20);
      address.setLocation(250,120);address.setSize(70,20); 
      button.setLocation(250,150);button.setSize(80,30);
      txtArea.setLocation(200,200);txtArea.setSize(250,80);
       
      button.addActionListener(this);
      
      add(nameLabel);add(name);
      add(titleLabel);add(sexLabel);
      add(passwardLabel);add(passward);
      add(chb1);add(chb2);
      add(addressLabel);add(address);
      add(button);add(txtArea);
      
   }
   public void actionPerformed(ActionEvent e)
   {
   	
   	  txtArea.setText("用户名："+name.getText()+'\n'+"密码："+passward.getText()+'\n'+"性别:"+chb.getSelectedCheckbox()+'\n'+"地址："+address.getSelectedItem());
   	  
   }
    

  
}