📄 loginstart.java
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package net.yangzhe.chatSocket;
import java.awt.BorderLayout;
import java.io.IOException;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.net.*;
import javax.swing.JPanel;
import javax.swing.JFrame;
import javax.swing.JButton;
import javax.swing.JTextField;
import javax.swing.JLabel;
import javax.swing.*;
import java.awt.event.*;
import java.awt.*;
import java.io.IOException;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.awt.BorderLayout;
import javax.swing.JPanel;
import javax.swing.JLabel;
import javax.swing.JFrame;
import javax.swing.JTextField;
import javax.swing.JButton;
import javax.swing.*;
import java.awt.*;
public class LoginStart extends JFrame {
private JPanel jContentPane = null;
String ip;
private JButton jButton = null;
private JTextField jTextField = null;
private JLabel jLabel = null;
private JLabel jLabel2 = null;
static LoginPanel loginPanel1 = null;
Socket socket=null;
static LoginStart s=null;
/**
* This is the default constructor
* @throws IOException
* @throws UnknownHostException
*/
public LoginStart() throws UnknownHostException, IOException {
super();
initialize();
this.addWindowListener(new WindowAdapter(){
public void windowClosing(WindowEvent e){
System.exit(0);
}
});
}
/**
* This method initializes this
*
* @return void
* @throws IOException
* @throws UnknownHostException
*/
private void initialize() throws UnknownHostException, IOException {
this.setSize(463, 329);
this.setLocation(new java.awt.Point(300,300));
this.setResizable(false);
this.setContentPane(getJContentPane());
this.setTitle("登陆");
}
/**
* This method initializes jContentPane
*
* @return javax.swing.JPanel
* @throws IOException
* @throws UnknownHostException
*/
private JPanel getJContentPane() throws UnknownHostException, IOException {
if (jContentPane == null) {
jLabel = new JLabel();
jLabel.setBounds(new java.awt.Rectangle(78,55,186,45));
jLabel.setText("输入服务器ip地址：");
jLabel2 = new JLabel();
jLabel2.setBounds(new java.awt.Rectangle(83,224,270,47));
jLabel2.setText("");
jContentPane = new JPanel();
jContentPane.setLayout(null);
jContentPane.add(getJButton(), null);
jContentPane.add(getJTextField(), null);
jContentPane.add(jLabel, null);
jContentPane.add(jLabel2, null);
//jContentPane.add(getLoginPanel1(), null);
//loginPanel1.hide();
}
return jContentPane;
}
/**
* This method initializes jButton
*
* @return javax.swing.JButton
*/
private JButton getJButton() {
if (jButton == null) {
jButton = new JButton();
jButton.setBounds(new java.awt.Rectangle(140,164,146,39));
jButton.setText("检测服务器状态");
jButton.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent e) {
try {
Socket socket = new Socket(InetAddress.getByName(jTextField.getText()),5678);
Client client=new Client(socket);
client.sendNews("%t%tTestServer");
String r= client.getNews();
if(r.equals("%t%tOK")){
//ip=jTextField.getText();
loginPanel1=new LoginPanel();
loginPanel1.connectServer(client);
jLabel.hide();
jLabel2.hide();
jTextField.hide();
jButton.hide();
s.setVisible(false);
//jContentPane.add(getLoginPanel1(), null);
loginPanel1.show();
//client.sendNews("%end");
//client.sendNews("%end");
//if(client.getNews()!=null)
// client.server.close();
}else{
jLabel2.setText("Server occurs error.");
}
} catch (Exception e1) {
// TODO Auto-generated catch block
jLabel2.setText("The server is no found.");
e1.printStackTrace();
}
System.out.println("actionPerformed()"); // TODO Auto-generated Event stub actionPerformed()
}
});
}
return jButton;
}
/**
* This method initializes jTextField
*
* @return javax.swing.JTextField
*/
private JTextField getJTextField() {
if (jTextField == null) {
jTextField = new JTextField();
jTextField.setText("127.0.0.1");
jTextField.setBounds(new java.awt.Rectangle(76,111,274,37));
}
return jTextField;
}
/**
* This method initializes loginPanel1
*
* @return net.yangzhe.chatSocket.LoginPanel
* @throws IOException
* @throws UnknownHostException
*/
private LoginPanel getLoginPanel1() throws UnknownHostException, IOException {
if (loginPanel1 == null) {
loginPanel1 = new LoginPanel();
loginPanel1.setBounds(new java.awt.Rectangle(59,22,338,263));
}
return loginPanel1;
}
public static void main(String[] args) throws UnknownHostException, IOException{
LoginStart ls =new LoginStart();
s=ls;
ls.show();
}
} // @jve:decl-index=0:visual-constraint="10,2"
class LoginPanel extends JFrame{
private JLabel jLabel = null;
private JLabel jLabel1 = null;
private JTextField jTextField = null;
private JPasswordField jTextField1 = null;
private JButton jButton = null;
private JLabel jLabel2 = null;
private JButton jButton1 = null;
private String serverip;
private Client client;
private ChatClientPanel chatClient;
String uname;
/**
* This is the default constructor
* @param ip
* @throws IOException
* @throws UnknownHostException
*/
public LoginPanel() throws UnknownHostException, IOException {
super();
//serverip=ip;
initialize();
}
/**
* Unused now. by yangzhe
* @throws UnknownHostException
* @throws IOException
*/
/*public LoginPanel() throws UnknownHostException, IOException {
super();
initialize();
//client=new Client(InetAddress.getByName(serverip));
}*/
public void connectServer(Client client) throws UnknownHostException, IOException{
//serverip=ip;
this.client=client;
}
/**
* This method initializes this
*
* @return void
*/
private void initialize() {
this.setSize(463, 329);
this.setLocation(new java.awt.Point(300,300));
this.setResizable(false);
this.setTitle("登陆");
jLabel2 = new JLabel();
jLabel2.setBounds(new java.awt.Rectangle(44,12,209,44));
jLabel2.setText("连接成功，请输入昵称和密码");
jLabel1 = new JLabel();
jLabel1.setBounds(new java.awt.Rectangle(30,127,60,35));
jLabel1.setText("登陆密码");
jLabel = new JLabel();
jLabel.setBounds(new java.awt.Rectangle(32,72,57,33));
jLabel.setText("昵称");
Container cp=this.getContentPane();
cp.setLayout(null);
cp.setSize(307, 242);
cp.add(jLabel, null);
cp.add(jLabel1, null);
cp.add(getJTextField(), null);
cp.add(getJTextField1(), null);
cp.add(getJButton(), null);
cp.add(jLabel2, null);
cp.add(getJButton1(), null);
//this.add(getChatClient(),null);
//chatClient.hide();
}
/**
* This method initializes jTextField
*
* @return javax.swing.JTextField
*/
private JTextField getJTextField() {
if (jTextField == null) {
jTextField = new JTextField();
jTextField.setBounds(new java.awt.Rectangle(111,74,150,35));
}
return jTextField;
}
/**
* This method initializes jTextField1
*
* @return javax.swing.JTextField
*/
private JTextField getJTextField1() {
if (jTextField1 == null) {
jTextField1 = new JPasswordField();
jTextField1.setBounds(new java.awt.Rectangle(112,126,149,36));
}
return jTextField1;
}
//private ChatClientPanel getChatClient() throws UnknownHostException, IOException {
// if (chatClient == null) {
// chatClient = new ChatClientPanel(client,nickname);
// }
// return chatClient;
//}
/**
* This method initializes jButton
*
* @return javax.swing.JButton
*/
private JButton getJButton() {
if (jButton == null) {
jButton = new JButton();
jButton.setBounds(new java.awt.Rectangle(157,190,110,34));
jButton.setText("登陆");
jButton.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent e) {
client.sendNews("%2%2");
client.sendNews(jTextField.getText());
client.sendNews(jTextField1.getText());
String result;
try {
result = client.getNews();
if(result.equals("%4%4")){
uname=client.getNews();
//client.sendNews("%end");
jLabel2.setText("登陆成功");
//try {
// Thread.sleep(500);
//hide();
//setEnabled(false);
jButton.hide();
jButton1.hide();
jTextField.hide();
jTextField1.hide();
jLabel.hide();
jLabel2.hide();
jLabel1.hide();
LoginStart.loginPanel1.hide();
//this.hide();
//String uname=jTextField.getText();
//this.hide();
ChatFrame l = new ChatFrame(client,uname);
l.show();
//client.server.close();
// } catch (Exception e1) {
// TODO Auto-generated catch block
// e1.printStackTrace();
// }
}else if(result.equals("%3%3")){
jLabel2.setText("无此用户,您可以新建一个!！");
//JOptionPane.showMessageDialog(this,"无此用户,您可以新建一个!","提示",JOptionPane.PLAIN_MESSAGE);
}else {
jLabel2.setText("密码错误！");
//JOptionPane.showMessageDialog(this,"密码错误","警告",JOptionPane.WARNING_MESSAGE);
}
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
System.out.println("actionPerformed()"); // TODO Auto-generated Event stub actionPerformed()
}
});
}
return jButton;
}
/**
* This method initializes jButton1
*
* @return javax.swing.JButton
*/
private JButton getJButton1() {
if (jButton1 == null) {
jButton1 = new JButton();
jButton1.setBounds(new java.awt.Rectangle(29,190,105,36));
jButton1.setText("创建此用户");
jButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent e) {
if(jTextField.getText().equals("")&&jTextField1.getText().equals("")){
jLabel2.setText("用户名或密码未填");
}else{
client.sendNews("%1%1");
client.sendNews(jTextField.getText());
client.sendNews(jTextField1.getText());
try {
String result=client.getNews();
if(result.equals("%5%5")){
jLabel2.setText("此用户已存在，不能创建！");
}else{
jLabel2.setText("创建成功！请登陆");
}
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
System.out.println("actionPerformed()"); // TODO Auto-generated Event stub actionPerformed()
}
});
}
return jButton1;
}
} // @jve:decl-index=0:visual-constraint="10,27"
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