Table Background color

Question

I am building a scroll pane and adding the table to the same. I am setting the table background color to blue. But only the rows which have data come in as with the background color blue, rest all the space with in the scroll pane comes in as grey.. can someone help?

Answer 1

import java.awt.*;
import javax.swing.*;
public class TableExample {
    public static void main(String[] args) {
        JScrollPane sp = new JScrollPane(new JTable(4, 2));
        sp.getViewport().setBackground(Color.GREEN);
        JFrame frame = new JFrame("TableExample");
        frame.getContentPane().add(sp);
        frame.pack();
        frame.setLocationRelativeTo(null);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setVisible(true);
}