[填空题] 请在下面代码中加入监听器语句。 import java.awt.*; import java.applet.Applet; public class Simple extends A
20 查阅
[填空题] 请在下面代码中加入监听器语句。
import java.awt.*;
import java.applet.Applet;
public class Simple extends Apple implements MouseListener
StringBuffer;
public void init()
//监听器语句
buffer=new StringBuffer();
addItem("initializing…");
public void moseEntered(MouseEvent event)
public void moseExited(MouseEvent event)
public void mosePressed(MouseEvent event)
public void moseReleased(MouseEvent event)
public void moseClicked(MouseEvent event)
addltem("click!…");
参考答案: