Swing I - Java - page 907

Display 17.7 The BorderLayout Manager (part 1 of 2)

1 import javax.swing.JFrame;

2 import javax.swing.JLabel;

3 import java.awt.BorderLayout;

4 public class BorderLayoutJFrame extends JFrame
5{
6 public static final int WIDTH = 500;

7 public static final int HEIGHT = 400;

8 public BorderLayoutJFrame()

9 {

10 super( "BorderLayout Demonstration");

11 setSize(WIDTH, HEIGHT);

12 setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

13 setLayout( new BorderLayout());

14 JLabel label1 = new JLabel("First label");

15 add(label1, BorderLayout.NORTH);

16 JLabel label2 = new JLabel("Second label");

17 add(label2, BorderLayout.SOUTH);

18 JLabel label3 = new JLabel("Third label");

19 add(label3, BorderLayout.CENTER);

20 }

21 }

This is the file BorderLayoutJFrame.java .

This is the file BorderLayoutDemo.java .

1 public class BorderLayoutDemo
2{
3 public static void main(String[] args)
4 {
5 BorderLayoutJFrame gui = new BorderLayoutJFrame();
6 gui.setVisible( true );
7 }
8}

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