Java Swing How to - Fill JScrollPane corner for JTable

Question

We would like to know how to fill JScrollPane corner for JTable.

Answer

import java.awt.Dimension;
/*ww  w  .j  a va  2 s  .c o m*/
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;

public class Main {

  public static void main(String args[]) {
    JTable table = new JTable(22, 5);
    table.setPreferredScrollableViewportSize(new Dimension(400, 300));
    final JScrollPane scrollPane = new JScrollPane(table);
    JButton cornerButton = new JButton("#");
    scrollPane.setCorner(JScrollPane.UPPER_TRAILING_CORNER, cornerButton);
    scrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);

    JFrame frame = new JFrame();
    frame.add(scrollPane);
    frame.pack();
    frame.setVisible(true);
  }
}