实训二--博客二
一、队员学号： 16012113 孙宁君 （组长）
16012124 于俊渤
16012111 周帅
16012108 于谦
GIT地址：https://gitee.com/snjsnjsnj/codes/7a3wzi2poekyuntg1lvxh33
二、过程性照片
三、贡献分
孙宁君 ：9
于俊渤 ：10
周帅 ：7
于谦 ：8
四、运行照片
代码：
mport java.awt.*;
import java.awt.event.*;
public class TestDialog implements ActionListener{
private Label info;
private Dialog loginDialog;
private Dialog quitDialog;
private TextField tf_name;
private TextField tf_psw;
public static void main( String args[]) {
new TestDialog().init();
}
public void init(){
Frame f = new Frame("注册窗口");
Button login = new Button("登录");
Button regist = new Button("注册");
Button help = new Button("帮助");
Button exit = new Button("退出");
Panel p = new Panel();
p.setLayout(new GridLayout(1,4));
p.add(login);
p.add(regist);
p.add(help);
p.add(exit);
info = new Label("您尚未登录");
f.add(p,"North");
f.add(info,"Center");
login.addActionListener(this);
exit.addActionListener(this);
f.addWindowListener(new WindowAdapter(){
public void windowClosing(WindowEvent e){
TestDialog.this.quit();
}
});
f.setSize(500,350);
f.setLocation(450,200);
f.setVisible( true);
loginDialog = this.createLoginDialog(f);
quitDialog = this.createQuitDialog(f);
}
public Dialog createLoginDialog(Frame f){
Dialog d = new Dialog(f,"登录对话框",true);
Label note = new Label("请输入注册信息");
Panel pa = new Panel();
pa.setLayout(new GridLayout(2,1));
pa.add(new Label("用户名:"));
pa.add(new Label("密 码:"));
Panel pc = new Panel();
pc.setLayout(new GridLayout(2,1));
tf_name = new TextField();
tf_psw = new TextField();
tf_psw.setEchoChar('*');
pc.add(tf_name);
pc.add(tf_psw);
Panel pb = new Panel();
pb.setLayout(new GridLayout(1,2));
Button submit = new Button("提交");
Button cancel = new Button("取消");
submit.setActionCommand("submitLogin");
cancel.setActionCommand("cancelLogin");
submit.addActionListener(this);
cancel.addActionListener(this);
pb.add(submit);
pb.add(cancel);
d.add(note,"North");
d.add(pa,"West");
d.add(pc,"Center");
d.add(pb,"South");
d.setSize(400,120);
d.setLocation(400,200);
return d;
}
public Dialog createQuitDialog(Frame f){
Dialog d = new Dialog(f,"确认退出对话框",true);
Label note = new Label("您确定要退出程序吗？");
Panel p = new Panel();
//p.setLayout(new GridLayout(1,2));
Button confirm = new Button("确定");
Button cancel = new Button("取消");
confirm.setActionCommand("confirmQuit");
cancel.setActionCommand("cancelQuit");
confirm.addActionListener(this);
cancel.addActionListener(this);
p.add(confirm);
p.add(cancel);
d.setSize(160,120);
d.setLocation(400,200);
d.add(note,"Center");
d.add(p,"South");
return d;
}
public void actionPerformed(ActionEvent e){
String s = e.getActionCommand();
if(s.equals("登录")){
loginDialog.setVisible(true);
}else if(s.equals("退出")){
this.quit();
}else if(s.equals("confirmQuit")){
System.exit(0);
}else if(s.equals("cancelQuit")){
quitDialog.setVisible(false);
}else if(s.equals("submitLogin")){
String name = tf_name.getText();
String password = tf_psw.getText();
if(name!=null && password!=null ){
info.setText("欢迎您: " + name + " 用户");
}else{
info.setText("验证失败，错误的用户名/密码!");
}
loginDialog.setVisible(false);
}else if(s.equals("cancelLogin")){
loginDialog.setVisible(false);
}
}
public void quit(){
quitDialog.setVisible(true);
}
}
