scrollpanetest.java

java中图形用户界面的设计

//JScrollPane
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class ScrollPaneTest
{
	public static void main(String args[])
	{
		 myFrame Frame1 = new myFrame("JScrollPane Text");
		 Frame1.show();
	   Frame1.pack();
	}
}

class myFrame extends JFrame
{
	JTextArea text;
	JScrollPane scroll;
	JButton button;
	myFrame(String str)
	{
		super(str);
		setSize(300,200);
			
		button = new JButton("button");
		text = new JTextArea(10,20);
		scroll = new JScrollPane(text);
					
		Container Conpane = getContentPane();
		Conpane.add(button,BorderLayout.SOUTH);
		Conpane.add(scroll,BorderLayout.CENTER);
				
		addWindowListener(new WindowAdapter()
		{
			public void windowClosing(WindowEvent e)
			{
				System.exit(0);
			}
		});
	}
}