2

使用swing做的熟悉控件使用的DEMO

package frame;
import java.util.*;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import book.*;
import userexception.*;

public class BookSystem{
	//constructor
	public BookSystem() {

	}

	//method to generate the main GUI
	public JPanel createGUI(BookTableModel bookmodel) {
		JPanel p = new JPanel(new FlowLayout());
		JTable table= new JTable(bookmodel);
		p.add(table);
		return p;
	}
	
	//method to generate the required data for the JTable.
	public BookTableModel getBookModel() {
		//init data
		BookList booklist;
		LendList lendlist;
		HashSet books = null;
		String names[] = {Book.KEY, Book.NAME, Book.AUTHOR, Book.TYPE, Book.COST, Book.PUBLISH};
		booklist = BookList.getInstance();
		lendlist = LendList.getInstance();
		try {
		booklist.addBook(new Book(booklist.makeNo(),"Ten Years","KIT",Book.COMPUTER,30.00,"China"));
		booklist.addBook(new Book(booklist.makeNo(),"Red And Black","Unknown",Book.NONCOMPUTER,69.00,"People"));
		booklist.addBook(new Book(booklist.makeNo(),"C Programming","John",Book.COMPUTER,12.00,"RenMin"));
		booklist.addBook(new Book(booklist.makeNo(),"Three Pigs","KIT",Book.NONCOMPUTER,54.90,"Family"));
		} catch(AddException e) {
			System.out.println(e.getMessage());
		}
		books = booklist.getBooks();
		return BookTableModel.getBookModel(books, names);
	}

	//main
	public static void main(String args[]) {
		BookSystem sys = new BookSystem();
		JFrame f = new JFrame("Book Management System Ver 0.1");
		f.setDefaultLookAndFeelDecorated(false);
		f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		Container container = f.getContentPane();
		container.add(sys.createGUI(sys.getBookModel()),BorderLayout.CENTER);
		f.setSize(500,600);
		f.show();
	}
}