Scrolling - An Introduction to Graphical User Interfaces with Java Swing - page 106

7.
8. public class DrawingDisplayScrollPanel extends JPanel {
9.
10.

public DrawingDisplayScrollPanel() {

11.

this .setBackground(Color.white);

12.

this .setPreferredSize( new Dimension(250,250));

13.

}

14.
15.

public void paintComponent(Graphics g){

16.

super .paintComponent(g);

17.

Color oldColor = g.getColor();

18.

g.setColor(Color.red);

19.

g.drawRect(0,0,249,249);

20.

g.drawString("Border of preferred size.",10,240);

21. g.setColor(Color.blue);

22. g.fillOval(300,150,20,20);

23. g.drawString("This is outside the preferred size",260,180);

24. g.setColor(oldColor);

25. }

26. }