import javax.swing.*; import java.awt.*; import java.awt.event.*; public class RemoveMaxAndMinButton extends JDialog{ public RemoveMaxAndMinButton(JFrame frame, String str){ super(frame,str); addWindowListener(new WindowAdapter(){ public void windowClosing(WindowEvent evt){ System.exit(0); } }); } public static void main(String[] args){ try{ RemoveMaxAndMinButton frame = new RemoveMaxAndMinButton(new JFrame(), "Remove the Minimize and Maximize button from the Title Bar"); JPanel panel = new JPanel(); panel.setSize(200,200); JLabel lbl = new JLabel("RoseIndia.Net"); panel.add(lbl); frame.add(panel); frame.setSize(300, 300); frame.setVisible(true); } catch(IllegalArgumentException e){ System.exit(0); } } }