menu2_2.java

实现一个图书管理系统的界面。要求简洁美观。可以把主要功能放在状态栏上。

import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import javax.swing.table.*;
import java.sql.*;
public class Menu2_2 extends JFrame implements ActionListener{
	JLabel lbl1=new JLabel("借书证号");
	JLabel lbl2=new JLabel("借书证号");
	JLabel lbl3=new JLabel("书籍编号");
	JLabel lbl4=new JLabel("书籍编号");
	JTextField txt1=new JTextField(10);
	JTextField txt2=new JTextField(10);
	JTextField txt3=new JTextField(10);
	JTextField txt4=new JTextField(10);
	JButton btn1=new JButton("查询");
	JButton btn2=new JButton("确定");
	JButton btn3=new JButton("取消");
	String col[]={"借书证号","书籍编号","借书时间","应还时间","是否以还"};
	String rows[][]=new String[5][5];
	JTable tb;
	JScrollPane jsp;
	JTabbedPane tab=new JTabbedPane();
	public Menu2_2()	//构造函数
    {
        init();
    	btn1.addActionListener(this);
    	btn2.addActionListener(this);
    	btn3.addActionListener(this);
    }
	public void init()
    {
    	this.setTitle("还书");
        //-------------------Tab1-----------------------------
   		JPanel jp1=new JPanel();
   		jp1.setLayout(new GridLayout(1,5));
   		jp1.add(lbl1);jp1.add(txt1);jp1.add(lbl3);jp1.add(txt2);jp1.add(btn1);
   		JPanel jp2=new JPanel();
   		tb=new JTable(rows,col);
    	jsp=new JScrollPane(tb);
    	jp2.add(jp1,BorderLayout.NORTH);
    	jp2.add(jsp,BorderLayout.CENTER);
   		
    	//-------------------Tab2-----------------------------
    	JPanel jp3=new JPanel();
    	jp3.setLayout(new GridLayout(3,2));
    	jp3.add(lbl2);jp3.add(txt3);
    	jp3.add(lbl4);jp3.add(txt4);
    	jp3.add(btn2);jp3.add(btn3);
    	
    
    	
    	//-------------------放置Tab-----------------------------
    	tab.add(jp2,"查询");tab.add(jp3,"还书");
    	this.getContentPane().add(tab);
    	
    	this.setLocation(200,200);
    	this.setSize(700,300);
    	this.setVisible(true);
    
    }
    public void actionPerformed(ActionEvent e)
    {
    	if(e.getSource()==btn1)
 
    	if(e.getSource()==btn2)
    	
    	if(e.getSource()==btn3)
    		this.dispose();
    }
    
    public static void main(String arg[]){
    	Menu2_2 frm=new Menu2_2();
    	frm.setSize(600,300);
    	frm.setVisible(true);
    }
 }