mport java.awt.*;
import java.applet.*;
import java.awt.event.*;
public class Game extends Applet implements ActionListener{
private Button btNew;
……
btNew.addActionListener(btNew);
……
}
这段代码哪里有问题?
报错:
1
Game is not abstract and does not override abstract method actionPerformed(java.awt.event.ActionEvent) in java.awt.event.ActionListener
2
addActionListener(java.awt.event.ActionListener) in java.awt.Button cannot be applied to (java.awt.Button)请各位帮帮忙吧,这是哪里的问题?
该怎么加事件监听?
谢谢
import java.applet.*;
import java.awt.event.*;
public class Game extends Applet implements ActionListener{
private Button btNew;
……
btNew.addActionListener(btNew);
……
}
这段代码哪里有问题?
报错:
1
Game is not abstract and does not override abstract method actionPerformed(java.awt.event.ActionEvent) in java.awt.event.ActionListener
2
addActionListener(java.awt.event.ActionListener) in java.awt.Button cannot be applied to (java.awt.Button)请各位帮帮忙吧,这是哪里的问题?
该怎么加事件监听?
谢谢
解决方案 »
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