cl.java~14~

cs结构的一个公交车系统好有使用价值啊下吧--- --- ---

package bus;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.Vector;
import javax.swing.table.*;
import javax.swing.border.*;

class CL extends JPanel{
  JTable table = new JTable();
  DefaultTableModel model = new DefaultTableModel();
  Vector head = new Vector();
  JLabel bt = new JLabel("车辆类型信息");
  PicButton bt_add = new PicButton("点我");
  PicButton bt_del = new PicButton("删除");
  JLabel lab = new JLabel("车辆类型");
  JTextField tf = new JTextField(10);
  Border border = BorderFactory.createLineBorder(Color.green);
  Border border1 = BorderFactory.createRaisedBevelBorder();
  public CL() {
    this.setLayout(new BorderLayout());
    this.setBackground(new Color(224, 224, 254));
    this.add(bt, "North");
    bt.setPreferredSize(new Dimension(70, 25));
    JScrollPane sp = new JScrollPane(table);
    sp.setBackground(new Color(224, 224, 254));
    this.add(sp, "Center");
    JPanel p = new JPanel();
    p.setLayout(new FlowLayout());
    p.add(lab);
    p.add(tf);
    this.add(p, "East");
    JPanel ps = new JPanel();
    ps.setBackground(new Color(224, 224, 254));
    p.setBackground(new Color(224, 224, 254));
    bt_del.setFont(new java.awt.Font("Dialog", 0, 12));
    bt_del.setPreferredSize(new Dimension(60, 25));
    bt_del.setBackground(new Color(254, 231, 251));
    bt_add.setFont(new java.awt.Font("Dialog", 0, 12));
    bt_add.setPreferredSize(new Dimension(60, 25));
    bt_add.setBackground(new Color(254, 231, 251));
    tf.setBackground(new Color(254, 231, 251));
    ps.add(bt_add);
    ps.add(bt_del);
    this.add(ps, "South");
    head.add("编号");
    head.add("车辆类型");
    model.setColumnIdentifiers(head);
    table.setModel(model);
    table.setBorder(border);
    table.setGridColor(Color.pink);
    table.getTableHeader().setBackground(new Color(224, 224, 254));
    table.getTableHeader().setFont(new Font("宋体",Font.PLAIN,16));
    table.setRowHeight(30);
    table.setBackground(new Color(224, 224, 254));
    table.setFont(new java.awt.Font("Dialog", 0, 16));
    ps.setBorder(border1);
    bt_add.addActionListener(new Al());
    bt_del.addActionListener(new Al());
    table.addMouseListener(new ML());
  }

  class ML
      extends MouseAdapter {
    public void mouseClicked(MouseEvent e) {
      String sm = model.getValueAt(table.getSelectedRow(), 1).toString();
      tf.setText(sm);
    }
  }

  class Al
      implements ActionListener {
    public void actionPerformed(ActionEvent e) {
      BusManager bm = new BusManager();
      if (e.getSource() == bt_add) {
        String s = "select ID,BusNum from BusGuanli ";
        Vector vt = bm.selectBus(s);
        model.setDataVector(vt, head);
      }
      else if (e.getSource() == bt_del) {
        int row = table.getSelectedRow(); //获得行号
        if (row < 0)
          return;
        Object obj = model.getValueAt(row, 0);
        model.removeRow(row);
        String s = "delete from BusGuanli where ID=" + obj;
        bm.updateBus(s);
      }

    }
  }
}