📄 register.java
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import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.net.*;
import java.io.*;
import java.util.*;
/*<p>Title:HappyChat聊天系统用户注册程序</p>
*<p>Description:新用户通过输入相关信息注册成系统用户</p>
*<p>Copyright:Copyright(C)2006</p>
*<p>Filename:Register.java</p>
*@author 刘志成
*@version 1.0
*/
public class Register extends JFrame implements ActionListener
{
JPanel pnlRegister;
JLabel lblUserName,lblGender,lblAge;
JLabel lblPassword,lblConfirmPass,lblEmail,logoPosition;
JTextField txtUserName,txtAge,txtEmail;
JPasswordField pwdUserPassword,pwdConfirmPass;
JRadioButton rbtnMale,rbtnFemale;
ButtonGroup btngGender;
JButton btnOk,btnCancel,btnClear;
String strServerIp;
//用于将窗口用于定位
Dimension scrnsize;
Toolkit toolkit=Toolkit.getDefaultToolkit();
//构造方法
public Register(String ip)
{
super("[HappyChat]聊天室注册窗口");
strServerIp=ip;
pnlRegister=new JPanel();
this.getContentPane().add(pnlRegister);
lblUserName=new JLabel("用 户 名:");
lblGender=new JLabel("性 别:");
lblAge=new JLabel("年 龄:");
lblPassword=new JLabel("口 令:");
lblConfirmPass=new JLabel("确认口令:");
lblEmail=new JLabel("电子邮件:");
txtUserName=new JTextField(30);
txtEmail=new JTextField(30);
txtAge=new JTextField(10);
pwdUserPassword=new JPasswordField(30);
pwdConfirmPass=new JPasswordField(30);
rbtnMale=new JRadioButton("男",true);
rbtnFemale=new JRadioButton("女");
btngGender=new ButtonGroup();
btnOk=new JButton("确定(O)");
btnOk.setMnemonic('O');
btnOk.setToolTipText("保存注册信息");
btnCancel=new JButton("返回(B)");
btnCancel.setMnemonic('B');
btnCancel.setToolTipText("返回登录窗口");
btnClear=new JButton("清空(L)");
btnClear.setMnemonic('L');
btnClear.setToolTipText("清空注册信息");
/* 该布局采用手动布局 *
* setBounds设置组件位置 *
* setFont设置字体、字型、字号 *
* setForeground设置文字的颜色 *
* setBackground设置背景色 *
* setOpaque将背景设置为透明 */
pnlRegister.setLayout(null); //组件用手动布局
pnlRegister.setBackground(new Color(52,130,203));
lblUserName.setBounds(30,80,100,30);
txtUserName.setBounds(110,85,120,20);
lblPassword.setBounds(30,105,100,30);
pwdUserPassword.setBounds(110,110,120,20);
lblConfirmPass.setBounds(30,130,100,30);
pwdConfirmPass.setBounds(110,135,120,20);
lblGender.setBounds(30,155,100,30);
rbtnMale.setBounds(110,160,60,20);
rbtnFemale.setBounds(190,160,60,20);
lblAge.setBounds(30,180,100,30);
txtAge.setBounds(110,185,120,20);
lblEmail.setBounds(30,205,100,30);
txtEmail.setBounds(110,210,120,20);
btnOk.setBounds(250,135,80,25);
btnCancel.setBounds(250,170,80,25);
btnClear.setBounds(250,210,80,25);
Font fontstr=new Font("宋体",Font.PLAIN,12);
lblUserName.setFont(fontstr);
lblGender.setFont(fontstr);
lblPassword.setFont(fontstr);
lblConfirmPass.setFont(fontstr);
lblAge.setFont(fontstr);
lblEmail.setFont(fontstr);
rbtnMale.setFont(fontstr);
rbtnFemale.setFont(fontstr);
txtUserName.setFont(fontstr);
txtEmail.setFont(fontstr);
btnOk.setFont(fontstr);
btnCancel.setFont(fontstr);
btnClear.setFont(fontstr);
lblUserName.setForeground(Color.BLACK);
lblGender.setForeground(Color.BLACK);
lblPassword.setForeground(Color.BLACK);
lblAge.setForeground(Color.BLACK);
lblConfirmPass .setForeground(Color.BLACK);
lblEmail.setForeground(Color.BLACK);
rbtnMale.setForeground(Color.BLACK);
rbtnFemale.setForeground(Color.BLACK);
rbtnMale.setBackground(Color.white);
rbtnFemale.setBackground(Color.white);
btnOk.setBackground(Color.ORANGE);
btnCancel.setBackground(Color.ORANGE);
btnClear.setBackground(Color.ORANGE);
rbtnMale.setOpaque(false);
rbtnFemale.setOpaque(false);
pnlRegister.add(lblUserName);
pnlRegister.add(lblGender);
pnlRegister.add(lblPassword);
pnlRegister.add(lblConfirmPass);
pnlRegister.add(lblEmail);
pnlRegister.add(lblAge);
pnlRegister.add(txtAge);
pnlRegister.add(txtUserName);
pnlRegister.add(txtEmail);
pnlRegister.add(pwdUserPassword);
pnlRegister.add(pwdConfirmPass);
pnlRegister.add(btnOk);
pnlRegister.add(btnCancel);
pnlRegister.add(btnClear);
pnlRegister.add(rbtnMale);
pnlRegister.add(rbtnFemale);
btngGender.add(rbtnMale);
btngGender.add(rbtnFemale);
//设置背景图片
Icon logo = new ImageIcon("images\\registerlogo.jpg");
logoPosition = new JLabel(logo);
logoPosition.setBounds(0, 0, 360,78);
pnlRegister.add(logoPosition);
this.setSize(360,270);
this.setVisible(true);
this.setResizable(false);
//将窗口定位在屏幕中央
scrnsize=toolkit.getScreenSize();
this.setLocation(scrnsize.width/2-this.getWidth()/2,
scrnsize.height/2-this.getHeight()/2);
Image img=toolkit.getImage("images\\appico.jpg");
this.setIconImage(img);
//三个按钮注册监听
btnOk .addActionListener(this);
btnCancel.addActionListener(this);
btnClear .addActionListener(this);
} //构造方法结束
//按钮监听响应
public void actionPerformed(ActionEvent ae)
{
Object source=new Object();
source=ae.getSource();
if (source.equals(btnOk)) //"确定"按钮
{
register();
}
if (source.equals(btnCancel)) //"返回"按钮
{
new Login();
this.dispose();
}
if (source.equals(btnClear)) //"清空"按钮
{
txtUserName.setText("");
pwdUserPassword.setText("");
pwdConfirmPass.setText("");
txtAge.setText("");
txtEmail.setText("");
}
} //actionPerformed()结束
//////////"确定"按钮事件响应//////////
public void register()
{
//接受客户的详细资料
Register_Customer data=new Register_Customer();
data.custName = txtUserName.getText();
data.custPassword = pwdUserPassword.getText();
data.age = txtAge.getText();
data.sex = rbtnMale.isSelected()?"男":"女";
data.email = txtEmail.getText();
//验证用户名是否为空
if(data.custName.length()==0)
{
JOptionPane.showMessageDialog(null,"用户名不能为空");
return;
}
//验证密码是否为空
if(data.custPassword.length()==0)
{
JOptionPane.showMessageDialog(null,"密码不能为空");
return;
}
//验证密码的一致性
if(!data.custPassword.equals(pwdConfirmPass.getText()))
{
JOptionPane.showMessageDialog(null,"密码两次输入不一致，请重新输入");
return;
}
//验证年龄是否为空
if(data.age.length()==0)
{
JOptionPane.showMessageDialog(null,"年龄不能为空");
return;
}
//验证年龄的合法性
int age=Integer.parseInt(txtAge.getText());
if (age<=0||age>100){
JOptionPane.showMessageDialog(null,"年龄输入不合法");
return;
}
//验证Email的正确性
int Found_flag=0; //判断标志
for (int i=0;i<data.email.length();i++)
{
if(data.email.charAt(i)=='@')
{
Found_flag++;
}
}
if(Found_flag!=1)
{
JOptionPane.showMessageDialog(null,"电子邮箱格式不正确，请重新输入");
return;
}
try
{
//连接到服务器
Socket toServer;
toServer = new Socket(strServerIp,1001);
ObjectOutputStream streamToServer=new ObjectOutputStream (toServer.getOutputStream());
//写客户详细资料到服务器socket
streamToServer.writeObject((Register_Customer)data);
//读来自服务器socket的登陆状态
BufferedReader fromServer=new BufferedReader(new InputStreamReader(toServer.getInputStream()));
String status=fromServer.readLine();
//显示成功消息
JOptionPane op=new JOptionPane();
op.showMessageDialog(null,status);
if(status.equals(data.custName+"注册成功"))
{
txtUserName.setText("");
pwdUserPassword.setText("");
pwdConfirmPass.setText("");
txtAge.setText("");
txtEmail.setText("");
}
//关闭流对象
streamToServer.close();
fromServer.close();
}
catch(InvalidClassException e1)
{
JOptionPane.showMessageDialog(null,"类错误!");
}
catch(NotSerializableException e2)
{
JOptionPane.showMessageDialog(null,"对象未序列化!");
}
catch(IOException e3)
{
JOptionPane.showMessageDialog(null,"不能写入到指定服务器!");
}
} //方法register()结束
public static void main(String args[])
{
new Register("127.0.0.1");
}
} //class Register 结束
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