beaniebaby.java~3~

深入浅出的介绍j2ee的相关基本知识

package javabeans;

import java.awt.*;
import javax.swing.JPanel;
import java.beans.*;
import java.awt.event.*;
import java.util.*;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2005</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public class BeanieBaby extends JPanel{
  BorderLayout borderLayout1 = new BorderLayout();
  private float price;
  private String allTiedUP;
  private transient PropertyChangeSupport propertyChangeListeners = new PropertyChangeSupport(this);
  private transient Vector keyListeners;
  BeanieBaby beanieBaby2 = new BeanieBaby();
  BeanieBaby beanieBaby1 = new BeanieBaby();

  public BeanieBaby() {
    try {
      jbInit();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }

  private void jbInit() throws Exception {
    this.setLayout(borderLayout1);
    beanieBaby2.setBackground(Color.white);
    beanieBaby2.setForeground(Color.red);
    this.add(beanieBaby2, BorderLayout.CENTER);
    beanieBaby2.add(beanieBaby1, BorderLayout.CENTER);
  }
  public float getPrice() {
    return price;
  }
  public void setPrice(float price) {
    this.price = price;
  }
  public String getAllTiedUP() {
    return allTiedUP;
  }
  public void setAllTiedUP(String allTiedUP) {
    String  oldAllTiedUP = this.allTiedUP;
    this.allTiedUP = allTiedUP;
    propertyChangeListeners.firePropertyChange("allTiedUP", oldAllTiedUP, allTiedUP);
  }
  public synchronized void removePropertyChangeListener(PropertyChangeListener l) {
    super.removePropertyChangeListener(l);
    propertyChangeListeners.removePropertyChangeListener(l);
  }
  public synchronized void addPropertyChangeListener(PropertyChangeListener l) {
    super.addPropertyChangeListener(l);
    propertyChangeListeners.addPropertyChangeListener(l);
  }
  public synchronized void removeKeyListener(KeyListener l) {
    super.removeKeyListener(l);
    if (keyListeners != null && keyListeners.contains(l)) {
      Vector v = (Vector) keyListeners.clone();
      v.removeElement(l);
      keyListeners = v;
    }
  }
  public synchronized void addKeyListener(KeyListener l) {
    super.addKeyListener(l);
    Vector v = keyListeners == null ? new Vector(2) : (Vector) keyListeners.clone();
    if (!v.contains(l)) {
      v.addElement(l);
      keyListeners = v;
    }
  }
  protected void fireKeyPressed(KeyEvent e) {
    if (keyListeners != null) {
      Vector listeners = keyListeners;
      int count = listeners.size();
      for (int i = 0; i < count; i++) {
        ((KeyListener) listeners.elementAt(i)).keyPressed(e);
      }
    }
  }
  protected void fireKeyReleased(KeyEvent e) {
    if (keyListeners != null) {
      Vector listeners = keyListeners;
      int count = listeners.size();
      for (int i = 0; i < count; i++) {
        ((KeyListener) listeners.elementAt(i)).keyReleased(e);
      }
    }
  }
  protected void fireKeyTyped(KeyEvent e) {
    if (keyListeners != null) {
      Vector listeners = keyListeners;
      int count = listeners.size();
      for (int i = 0; i < count; i++) {
        ((KeyListener) listeners.elementAt(i)).keyTyped(e);
      }
    }
  }


}