import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
class Mywindow extends JFrame
{
JButton button;
JTextArea text;
JScrollPane scroll;
Mywindow()
{
setSize(200,400);
setVisible(true);
Container con=getContentPane();
button=new JButton("ok");
text=new JTextArea(10,20);
scroll=new JScrollPane(text);//啥意思啊?
con.add(button,BorderLayout.SOUTH);
con.add(scroll,BorderLayout.CENTER);
addWindowListener(new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{
System.exit(0);
}
});
}
}
public class Example25_7
{
public static void main(String args[])
{
Mywindow win=new Mywindow();
win.pack();
}
}
import java.awt.*;
import java.awt.event.*;
class Mywindow extends JFrame
{
JButton button;
JTextArea text;
JScrollPane scroll;
Mywindow()
{
setSize(200,400);
setVisible(true);
Container con=getContentPane();
button=new JButton("ok");
text=new JTextArea(10,20);
scroll=new JScrollPane(text);//啥意思啊?
con.add(button,BorderLayout.SOUTH);
con.add(scroll,BorderLayout.CENTER);
addWindowListener(new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{
System.exit(0);
}
});
}
}
public class Example25_7
{
public static void main(String args[])
{
Mywindow win=new Mywindow();
win.pack();
}
}
楼上的肯定没有好好看题呀问的是这个呢:scroll=new JScrollPane(text);//啥意思啊?
另外我建议你还是先别看gui了,你搞到现在整天在gui上纠缠没什么大意思,不如看看io、collection之类的,很实用的你问的这个是生成一个JScrollPane,内容是text
看api吧,详细多了