loginframe.java

学生资料管理系统 基于c/s模式开发 用户可以运行用户端登陆服务器 然后通过客户端来进行服务器端的数据库操作

import java.awt.Color;
import java.awt.Font;
import java.awt.TextField;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowEvent;
import java.awt.event.WindowListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;

/**
* author sunringove
* data 2007-01-17
* 登陆窗口
*/
public class LoginFrame extends JFrame implements ActionListener,WindowListener{
	

	private static final long serialVersionUID = 1L;
	private JButton loginButton,exitButton;
	private TextField userName,inputPassWord;
	private JLabel name,passWord,welcome;
	private JMenuBar menuBar=new JMenuBar();
    private JMenuItem item1,item2;
    public  String uName,pWord;
    public  boolean active=false;
	
    
	  
    
	public LoginFrame()
	{
		this.setBackground(new Color(212,208,200));
		setSize(550,440);
	    setResizable(false);
	    setTitle("sunringove");
	    setLocation(180,80);
	    getContentPane().setLayout(null);
	    
	       
	    JMenu file=new JMenu("File");
		item1=new JMenuItem("log in");
		file.add(item1);
		file.addSeparator();
		item2=new JMenuItem("Exit");
		file.add(item2);
		menuBar.add(file);
		setJMenuBar(menuBar);
				
	    
	    loginButton=new JButton("log in");
	    loginButton.setBounds(185,270,80,30);
	    loginButton.setFont(new Font("黑体",Font.PLAIN,14));
	    getContentPane().add(loginButton);
	    
	    exitButton=new JButton("Exit");
	    exitButton.setBounds(300,270,80,30);
	    exitButton.setFont(new Font("黑体",Font.PLAIN,14));
	    getContentPane().add( exitButton);
	    
	    welcome=new JLabel("社团成员管理客户端登陆");
	    welcome.setFont(new Font("微软雅黑",Font.PLAIN,25));
	    welcome.setBounds(170,85,300,30);
	    getContentPane().add(welcome);
	    
	    
	    name=new JLabel("name");
	    name.setFont(new Font("黑体",Font.PLAIN,15));
	    name.setBounds(170,150,60,30);
	    getContentPane().add(name);
	    
	    passWord=new JLabel("password");
	    passWord.setFont(new Font("黑体",Font.PLAIN,15));
	    passWord.setBounds(170,185,80,30);
	    getContentPane().add(passWord);
	    
	    userName=new TextField();
	    inputPassWord=new TextField();
	    inputPassWord.setEchoChar('*');
	    
	    userName.setBounds(255,160,130,23);
	    inputPassWord.setBounds(255,190,130,23);
	    getContentPane().add(userName);
	    getContentPane().add(inputPassWord);
	    
	    exitButton.addActionListener(this);
	    loginButton.addActionListener(this);
	    userName.addActionListener(this);
	    inputPassWord.addActionListener(this);
	    item1.addActionListener(this);
	    item2.addActionListener(this);
	    inputPassWord.addActionListener(this);
	    addWindowListener(this);
	
	}
	
	
	//	************************************************************************************
	//窗口事件处理
	//************************************************************************************
	public void windowClosing( WindowEvent event )
	{
	    System.exit(0);
	}
	public void windowActivated   (WindowEvent event) { }
	public void windowClosed      (WindowEvent event) { }
	public void windowDeactivated (WindowEvent event) { }
	public void windowDeiconified (WindowEvent event) { }
	public void windowIconified   (WindowEvent event) { }
	public void windowOpened      (WindowEvent event) { }
	
	
	public void actionPerformed(ActionEvent e)
	{
	    
		
		String value=e.getActionCommand();
	    	   	    	    
	    if(value.equals("Exit"))
	    {
	    	System.exit(0);
	    }
	    else
	    {
	    	uName=userName.getText();
		    pWord=inputPassWord.getText();     
			active=true;
	        
	    }
	    
	}
	
	//	************************************************************************************
	//获取输入的名字
	//************************************************************************************
	public String getName(){
		return uName;
	}
	
	//	************************************************************************************
	//获取输入的密码
	//************************************************************************************
	public String getPassWord(){
		return pWord;
	}
	
	//	************************************************************************************
	//获取当前的状态
	//************************************************************************************	
	public boolean hasActive(){
		return active;
	}
	
	//	************************************************************************************
	//置空输入栏
	//************************************************************************************
	public void resetInput(){
		userName.setText(null);
		inputPassWord.setText(null);
		active=false;
	}
	
	//	************************************************************************************
	//转到警告页面
	//************************************************************************************
	public void gotoAlterPage(){
		JOptionPane.showMessageDialog(this,"Wrong name or passWord input!","warning",JOptionPane.WARNING_MESSAGE);
	}
	
	//	************************************************************************************
	//转到欢迎界面
	//************************************************************************************
	public void gotoVertifyPage(){
		JOptionPane.showMessageDialog(this,"legel user!","welcome",JOptionPane.WARNING_MESSAGE);
	}
	
}