BORDERLAYOUT

BorderLayout.CENTER
import java.awt.BorderLayout;
import javax.swing.JFrame;
import javax.swing.JToggleButton;
public class MainClass
{
public static void main(String args[])
{
JFrame f = new JFrame("JToggleButton Sample");
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f.add(new JToggleButton("North"), BorderLayout.NORTH);
f.add(new JToggleButton("East"), BorderLayout.EAST);
f.add(new JToggleButton("West"), BorderLayout.WEST);
f.add(new JToggleButton("Center"), BorderLayout.CENTER);
f.add(new JToggleButton("South"), BorderLayout.SOUTH);
f.setSize(300, 200);
f.setVisible(true);
}
}
New BorderLayout()
import java.awt.BorderLayout;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel
{
public MainClass()
{
JButton btn1 = new JButton("Button1");
JButton btn2 = new JButton("Button2");
JButton btn3 = new JButton("Button3");
JButton btn4 = new JButton("Button4");
JButton btn5 = new JButton("Button5");
JButton btn6 = new JButton("Button6");
setLayout(new BorderLayout()); add("North", btn1);
add("West", btn2);
add("Center", btn3);
add("Center", btn4);
add("South", btn5);
add("East", btn6);
}
public static void main(String[] args)
{
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200, 200);
frame.setVisible(true);
}
}