frmlogon.java

用java编写的c/s结构的网络社区

package client;

import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.net.InetAddress;
import java.net.Socket;
import java.net.UnknownHostException;
import java.sql.*;
import javax.swing.*;

public class frmLogOn extends JFrame implements ActionListener,ItemListener
{
	static final int port=8080;
	Socket s;
	DataOutputStream dos;
	DataInputStream dis;
	JButton btRegister,btLogOn;
	JRadioButton jrbIndividual,jrbComp,jrbInvest,jrbBank;
	JTextField jtfID,jtfIP;
	JPasswordField jpfPW;
	int sort;
	member strMeg=new member();
	public frmLogOn()
	{
		
		
		this.setTitle("登录");
		setSize(400, 300);
	    setBackground(Color.BLACK);
	    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		JLabel labelID=new JLabel("系统帐号");
		labelID.setBackground(Color.BLACK);
		JLabel labelPW=new JLabel("               密码");
		JLabel jlbIP=new JLabel("登录地址");
		JLabel labelGetPW=new JLabel("忘记密码?");
		labelGetPW.addMouseListener(new MouseAdapter(){
			public void mousePressed(MouseEvent e)
			{
				try {
					s=new Socket(jtfIP.getText().trim(),port);
					dos=new DataOutputStream(s.getOutputStream());
					dis=new DataInputStream(s.getInputStream());
				} catch (UnknownHostException e1) {
					e1.printStackTrace();
				} catch (IOException e1) {
					e1.printStackTrace();
				}
				new frmGetPW(dos,dis);
			}
		});
		labelGetPW.setForeground(Color.red);
		jtfID=new JTextField("fang",23);
		jtfIP=new JTextField("127.0.0.1",23);
		jpfPW=new JPasswordField("5231371",23);
		jrbIndividual=new JRadioButton("个人用户");
		jrbComp=new JRadioButton("软件公司用户");
		jrbInvest=new JRadioButton("投资公司用户");
		jrbBank=new JRadioButton("银行用户");
		ButtonGroup group=new ButtonGroup();
		group.add(jrbIndividual);
		group.add(jrbComp);
		group.add(jrbInvest);
		group.add(jrbBank);
		jrbIndividual.addItemListener(this);
		jrbComp.addItemListener(this);
		jrbInvest.addItemListener(this);
		jrbBank.addItemListener(this);
		final JButton b1=new JButton("注册");
        btLogOn=new JButton("登录");
        
		final Container con=this.getContentPane();
		b1.addActionListener(new ActionListener(){
        	public void actionPerformed(ActionEvent e){
        		if(e.getSource()==b1)
        		{
        			try {
        				if(jtfIP.getText().trim().equals(""))
        				{
        					JOptionPane.showMessageDialog(null,"请务必填写IP地址","提示",JOptionPane.INFORMATION_MESSAGE);
        				}
        				else
        				{
        					s=new Socket(jtfIP.getText().trim(),port);
        					dos=new DataOutputStream(s.getOutputStream());
        					dis=new DataInputStream(s.getInputStream());
        				}
    				} catch (UnknownHostException e1) {
    					e1.printStackTrace();
    				} catch (IOException e1) {
    					e1.printStackTrace();
    				}
        			new frmRegister(dos,dis);
        		}
        	}
        });
		btLogOn.addActionListener(this);
		con.setBackground(Color.LIGHT_GRAY);
		GridLayout gl=new GridLayout(5,1);
		con.setLayout(gl);
		 JPanel p2=new JPanel();
		 JPanel p3=new JPanel();
		 JPanel p4=new JPanel();
        p2.add(labelID);
        p2.add(jtfID);
        con.add(p2);
        p3.add(labelPW);
        p3.add(jpfPW);
        p3.add(labelGetPW);
        con.add(p3);
        JPanel p1=new JPanel();
        p1.add(jrbIndividual);
        p1.add(jrbComp);
        p1.add(jrbInvest);
        p1.add(jrbBank);
        con.add(p1);
        JPanel p5=new JPanel();
        p5.add(jlbIP);
        p5.add(jtfIP);
        con.add(p5);
        p4.add(b1);
        p4.add(btLogOn);
        con.add(p4);
		this.setVisible(true);
	}
	public void actionPerformed(ActionEvent e) {
		if(e.getSource()==btLogOn)
		{
			try {
				if(jtfIP.getText().trim().equals(""))
				{
					JOptionPane.showMessageDialog(null,"请务必填写IP地址","提示",JOptionPane.INFORMATION_MESSAGE);
				}
				else
				{
					s=new Socket(jtfIP.getText().trim(),port);
					dos=new DataOutputStream(s.getOutputStream());
					dis=new DataInputStream(s.getInputStream());
				}
				
			} catch (UnknownHostException e1) {
				e1.printStackTrace();
			} catch (IOException e1) {
				e1.printStackTrace();
			}
			if(sort==0||jtfID.getText().trim().equals("")||new String (jpfPW.getPassword()).equals(""))
			{
				JOptionPane.showMessageDialog(null,"请完善资料","提示",JOptionPane.INFORMATION_MESSAGE);
			}
			else
			{
				ClientMessage_member message=new ClientMessage_member();
				try {
					message.UpdateInfo(dos, dis,jtfID.getText().trim(),new String(jpfPW.getPassword()),null,null, sort,0,2);
					if(!dis.readBoolean())
					{
						JOptionPane.showMessageDialog(null,"无此用户","提示",JOptionPane.INFORMATION_MESSAGE);
					}
					else
					{
						this.setVisible(false);
						strMeg=message.GetInfo(dos, dis,2);
						new frmMain(dos,dis,s,strMeg);
					}
					
				} catch (IOException e1) {
					// TODO 自动生成 catch 块
					e1.printStackTrace();
				} catch (SQLException e2) {
					// TODO 自动生成 catch 块
					e2.printStackTrace();
				}
			}
			
		}
		
	}
	public void itemStateChanged(ItemEvent e) {
		if(jrbIndividual.isSelected())
		{
			sort=1;
		}
		if(jrbComp.isSelected())
		{
			sort=2;
		}
		if(jrbInvest.isSelected())
		{
			sort=3;
		}
		if(jrbBank.isSelected())
		{
			sort=4;
		}
		
	}
}