Best books about JAVA programming:

• Head First JAVA, Second Editon
• Effective Java Programming Language Guide
• Professional Java, JDK 5 Edition
• Ivor Horton's Beginning Java 2, JDK 5 Edition

JAVA JComboBox

This example shows how to make JComboBox look like a menu. This example has 4 java files: ComboBoxMenuExample.java, ComboMenuBar.java, ArrowIcon.java and BlankIcon.java

import java.awt. *;
import javax.swing. *;

public class BlankIcon implements Icon {
private Color fillColor;
private int size;

public BlankIcon() {
this(null, 11);
}

public BlankIcon(Color color, int size) {

fillColor = color;

this.size = size;
}

public void paintIcon(Component c, Graphics g, int x, int y) {
if (fillColor != null) {
g.setColor(fillColor);
g.drawRect(x, y, size-1, size-1);
}
}

public int getIconWidth() {
return size;
}

public int getIconHeight() {
return size;
}
}