Swing II - Java - page 1012

Display 18.21 Using drawString (part 1 of 3)

1 import javax.swing.JFrame;

2 import javax.swing.JPanel;

3 import javax.swing.JButton;

4 import java.awt.event.ActionListener;

5 import java.awt.event.ActionEvent;

6 import java.awt.BorderLayout;

7 import java.awt.Graphics;

8 import java.awt.Color;

9 import java.awt.Font;

10 public class DrawStringDemo extends JFrame

11 implements ActionListener

12 {

13 public static final int WIDTH = 350;

14 public static final int HEIGHT = 200;

15 public static final int X_START = 20;

16 public static final int Y_START = 100;

17 public static final int POINT_SIZE = 24;

18 private String theText = "Push the button.";

19 private Color penColor = Color.BLACK;

20 private Font fontObject =

21 new Font("SansSerif", Font.PLAIN, POINT_SIZE);

22 public static void main(String[] args)

23 {

24 DrawStringDemo gui = new DrawStringDemo();

25 gui.setVisible( true );

26 }

27 public DrawStringDemo()

28 {

29 setSize(WIDTH, HEIGHT);

30 setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

31 setTitle("drawString Demonstration");

32 getContentPane().setBackground(Color.WHITE);

33 setLayout( new BorderLayout());

34 JPanel buttonPanel = new JPanel();

35 buttonPanel.setBackground(Color.GRAY);

36 buttonPanel.setLayout( new BorderLayout());