querypanel.java

来自「第一步：将MyBookApp目录复制到C:下。 第二步：将book.mdb复制」· Java 代码 · 共 74 行

/*
 * QueryPanel.java
 *
 * Created on 2003年5月9日, 下午5:33
 */

/**
 *
 * @author  administrator
 */
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import javax.swing.event.*;
import java.util.*;
import javax.swing.border.*;


class QueryPanel extends JPanel {
    
    private MyClientTable table;
    private BtAL btAL=new BtAL();
    private JTextField tf;
    private BusinessLogic bl;
    
    /** Creates a new instance of QueryPanel */
    public QueryPanel(BusinessLogic bl) 
    {
        this.bl=bl;
        this.setLayout(new BorderLayout());
  
        //initial the query field
        JLabel lb=new JLabel("书名:");
        tf=new JTextField("",15);
        JButton bt=new JButton("查询");
        bt.addActionListener(btAL);
        
        JPanel panel=new JPanel();
        panel.add(lb);
        panel.add(tf);
        panel.add(bt);
        panel.setBorder(new EtchedBorder());
        
                
        this.add(panel,"North");
        
        //initial the table
        table=new MyClientTable();
        JScrollPane scTable=new JScrollPane(table);
        
        this.add(scTable,"Center");
    }
    
    class BtAL implements ActionListener
    {
         public void actionPerformed(ActionEvent e) 
         {
             String str=tf.getText();
             
             Vector v=bl.getQueryBook(str);
             
             table.setModel(new DataModel(v));
                       
            
         }
    }
    
    public MyClientTable getTable()
    {
        return table;
    }
    
}