tablemodel.java

课程设计：ATM Project源码

/* Copyright 2002 MonkeyStar SoftWare, Inc. All rights reserved.
 * The Start of the ATM Project for Auto Services
 * @author Wujun, Student Number:09800134
 */
import javax.swing.table.AbstractTableModel;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.util.Vector;

class tableModel extends AbstractTableModel{
    Object[][] p = {};
    String[] Title = {"品名", 
                      "数量",
                      "总额"};
    Vector VecBill;                      
    public void setItem(Vector bill)
    {
        VecBill=bill;
        p=new Object[VecBill.size()][3];
        for (int i=0;i<VecBill.size();i++)
        {
        	p[i][0]=((BillItem)VecBill.elementAt(i)).Name;
        	p[i][1]=new Integer((int)((BillItem)VecBill.elementAt(i)).buyNum);
        	p[i][2]=new Double((double)((BillItem)VecBill.elementAt(i)).Money);
        }
        this.fireTableDataChanged();
    }
    public int getColumnCount() {
        return Title.length;
    }
    
    public int getRowCount() {
        return p.length;
    }

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

    public Object getValueAt(int row, int col) {
        return p[row][col];
    }
	
	public Class getColumnClass(int c) {
        
	    return getValueAt(0, c).getClass();
    
	}
}