tabledemo.java

用ＪＡＶＡ 编写的一个菜单程序 实现了一些基本计算和信息的录入

import javax.swing.*;
import javax.swing.table.AbstractTableModel;
import java.awt.*;
import java.awt.event.*;

public class TableDemo extends JFrame {
    public TableDemo() {
        super("学生档案");
        MyTableModel myModel = new MyTableModel();
        JTable table = new JTable(myModel);
        table.setPreferredScrollableViewportSize(new Dimension(500, 70));
        JScrollPane scrollPane = new JScrollPane(table);
        getContentPane().add(scrollPane, BorderLayout.CENTER);
     
    }

    class MyTableModel extends AbstractTableModel {
        
        
        final String[] columnNames = { "学号", "姓名", "性别", "年龄", "电话","专业"};
        
        
        final Object[][] data = {
            {"王飞", "200609100221", "男","21","1592555555","软件工程"},
            {"iverson", "200609100220", "男","32","15888888","体育系"},
            {"小龙", "200622204","女","18","1444444","中文系"},
            
        };
         
        public int getColumnCount() {
            return columnNames.length;
        }
        
        public int getRowCount() {
            return data.length;
        }

        public String getColumnName(int col) {
            return columnNames[col];
        }

        public Object getValueAt(int row, int col) {
            return data[row][col];
        }

        public Class getColumnClass(int c) {
            return getValueAt(0, c).getClass();
        }
   }
 }