JFrame.DO_NOTHING_ON_CLOSE

JFrame.DO_NOTHING_ON_CLOSE

JFrame.setDefaultCloseOperation methods take different variables, and JFrame DO_NOTHING_ON_CLOSE   is one of them.Others are

• JFrame EXIT_ON_CLOSE
• JFrame DISPOSE_ON_CLOSE
• JFrame HIDE_ON_CLOSE

JFrame.DO_NOTHING_ON_CLOSE Example

[

import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import javax.swing.JButton;
import java.awt.Dimension;
public class JFrameMethods extends JPanel{
    public JFrameMethods()
    {
        JTextArea area=new JTextArea(200,200);
        area.setBounds(10,10,200,200);
        add(area);



    }

    public static void main(String args[])
    {
        JFrame frame=new JFrame();
        frame.getContentPane().add(new JFrameMethods());
        frame.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
        frame.setSize(new Dimension(300,300));
        frame.setVisible(true);

    }


}

]