actionlistenerdemo1.java

java 完全探索的随书源码

// ActionListenerDemo1.java

import java.awt.*;
import java.applet.*;
import java.awt.event.*;

public class ActionListenerDemo1 extends Applet
                                 implements ActionListener
{
   public void init ()
   {
      String [] cursorNames =
      {
         "DEFAULT_CURSOR",
         "CROSSHAIR_CURSOR",
         "TEXT_CURSOR",
         "WAIT_CURSOR",
         "HAND_CURSOR",
         "MOVE_CURSOR",
         "N_RESIZE_CURSOR",
         "S_RESIZE_CURSOR",
         "E_RESIZE_CURSOR",
         "W_RESIZE_CURSOR",
         "NE_RESIZE_CURSOR",
         "NW_RESIZE_CURSOR",
         "SE_RESIZE_CURSOR",
         "SW_RESIZE_CURSOR"
      };

      int [] cursorTypes =
      {
         Cursor.DEFAULT_CURSOR,
         Cursor.CROSSHAIR_CURSOR,
         Cursor.TEXT_CURSOR,
         Cursor.WAIT_CURSOR,
         Cursor.HAND_CURSOR,
         Cursor.MOVE_CURSOR,
         Cursor.N_RESIZE_CURSOR,
         Cursor.S_RESIZE_CURSOR,
         Cursor.E_RESIZE_CURSOR,
         Cursor.W_RESIZE_CURSOR,
         Cursor.NE_RESIZE_CURSOR,
         Cursor.NW_RESIZE_CURSOR,
         Cursor.SE_RESIZE_CURSOR,
         Cursor.SW_RESIZE_CURSOR
      };

      for (int i = 0; i < cursorNames.length; i++)
      {
           Button b = new Button (cursorNames [i]);
           b.setActionCommand ("" + i);
           b.setCursor (Cursor.getPredefinedCursor (cursorTypes [i]));
           b.addActionListener (this);
           add (b);
      };
   }

   public void actionPerformed (ActionEvent e)
   {
      String id = e.getActionCommand ();
      AudioClip ac = getAudioClip (getDocumentBase (), id + ".au");
      ac.play ();
   }
}