如果把路径中的 classpath=C:\j2sdk1.4.0\lib\tools.jar;C:\j2sdk1.4.0\lib\dt.jar; 去掉,则错误为: testiconbutton.java:3: Package javax.swing not found in import. import javax.swing.*; testiconbutton.java:5: Superclass JApplet of class testiconbutton not found. public class testiconbutton extends JApplet implements ActionListener ^
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;public class testiconbutton extends JApplet implements ActionListener
{
JButton jbtn;
public void init()
{
Container c =getContentPane();
Icon icon = new ImageIcon("01.gif");
jbtn = new JButton("J按钮",icon);
c.add(jbtn,BorderLayout.NORTH);
jbtn.addActionListener(this);
}
public void actionPerformed(ActionEvent e)
{
showStatus("响应单击J按钮");
}
}
错误为
testiconbutton.java:5: Superclass JApplet of class testiconbutton not found.
public class testiconbutton extends JApplet implements ActionListener
classpath=C:\j2sdk1.4.0\lib\tools.jar;C:\j2sdk1.4.0\lib\dt.jar;
那么在ms-dos下的非jdk\bin下,则应该设置路径:
path = c:\j2sdk1.4.0\bin
这样就可以了!
classpath=C:\j2sdk1.4.0\lib\tools.jar;C:\j2sdk1.4.0\lib\dt.jar;
去掉,则错误为:
testiconbutton.java:3: Package javax.swing not found in import.
import javax.swing.*;
testiconbutton.java:5: Superclass JApplet of class testiconbutton not found.
public class testiconbutton extends JApplet implements ActionListener
^