registerwindow.java

一个自己用JAVA写的聊天程序,希望对大家游泳

package liaotian;
/*
 * RegisterWindow.java
 *
 * Created on 2006年11月12日, 下午5:27
 *
 * To change this template, choose Tools | Options and locate the template under
 * the Source Creation and Management node. Right-click the template and choose
 * Open. You can then make changes to the template in the Source Editor.
 */

/**
 *
 * @author xingwang
 */
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.*;
import java.sql.*;
import java.io.*;
import java.net.*;
public class RegisterWindow extends JDialog implements ActionListener {
        DataOutputStream out;
	DataInputStream in;
        Socket sock;
	JPanel p1 = new JPanel();
	JPanel p2 = new JPanel();
	JPanel p3 = new JPanel();
	JPanel p4 = new JPanel();
	JPanel p5 = new JPanel();
	//JPanel p6 = new JPanel();
	JTextField txtUserNumber = new JTextField(15);
	JTextField txtUserName = new JTextField(15);
	JTextField txtUserSex = new JTextField(2);
	JPasswordField txtPassWord = new JPasswordField(10);
	JButton ok = new JButton("注册");
	JButton cancel = new JButton("取消");
	public RegisterWindow() {
		setModal(true);
		setBackground(Color.LIGHT_GRAY);
		Container contentPane = this.getContentPane();
		contentPane.setLayout(new GridLayout(6,1));
		//p2.add(new JLabel("注册号："));
		//p2.add(txtUserNumber);
		p2.add(new JLabel("昵称：   "));
		p2.add(txtUserName);
		p3.add(new JLabel("性别"));
		p3.add(txtUserSex);
		p3.add(new JLabel("密 码："));
		p3.add(txtPassWord);
		p4.add(ok);
		p4.add(cancel);
		ok.addActionListener(this);
		cancel.addActionListener(this);
		txtUserNumber.addActionListener(this);
		txtUserName.addActionListener(this);
		txtUserSex.addActionListener(this);
		txtPassWord.addActionListener(this);
		contentPane.add(p1);
		contentPane.add(p2);
		contentPane.add(p3);
		contentPane.add(p4);
		contentPane.add(p5);
		//contentPane.add(p6);
		setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
		setSize(350,270);
		Dimension screen = Toolkit.getDefaultToolkit().getScreenSize();
		setLocation((screen.width-300)/2,(screen.height-200)/2);
		setTitle("注册窗口");
		setResizable(false);
		setVisible(true);
	}
	public void actionPerformed(ActionEvent e) {
            if(e.getSource() == ok) {
                if(txtUserName.getText().equals("") || txtPassWord.getText().equals("")){
                  JOptionPane.showMessageDialog(null, "请输入用户名和密码！！！");  
                }
                else{
                      try {
				sock = new Socket("127.0.0.2",6000);
				OutputStream os = sock.getOutputStream();
				out = new DataOutputStream(os);
				InputStream is = sock.getInputStream();
				in = new DataInputStream(is);
				//CCommunion th = new CCommunion(this);
				//th.start();
			    }catch(IOException ee) {
				JOptionPane.showMessageDialog(null,"连接服务器失败！");
				return;
			}
			//if(! txtUserName.getText().equals("")&&!txtPassWord.getText().equals("")&&!txtUserSex.getText().equals("")) {
			if(!txtUserName.getText().equals("")){
				try {
					out.writeUTF("@reg");
					out.writeUTF(txtUserName.getText());
                    out.writeUTF(txtUserSex.getText());
                    out.writeUTF(txtPassWord.getText());
                   //in.readInt();
                    JOptionPane.showMessageDialog(null, "欢迎注册！您的注册号是"  +in.readInt());
                    sock.close();
					//t1.append("客户说：" + t2.getText() + "\n");
				} catch(Exception ee) {}
                dispose();
                new LoginWindow();
            }
		}
                
            }
              
		else if(e.getSource()== cancel) {
			dispose();
			System.exit(0);
		}
		else if(e.getSource() == txtUserName) {
			txtPassWord.requestFocus();
		}
	}
	public static void main(String args[]) {
		
		new RegisterWindow();
	}
}