PanelTest.java

import java.awt.*;
import javax.swing.*;
public class PanelTest {
    public static void main(String[] args){
        JFrame f=new JFrame();
        f.setBounds(10,10,200,100);
                
        JPanel topP=new JPanel();
        JTextField tf=new JTextField(12);
        topP.add(tf);
        
        JPanel centerP=new JPanel();
        centerP.setLayout(new GridLayout(1,2));
        
        JButton b1=new JButton("button 1");
        JButton b2=new JButton("button 2");
        centerP.add(b1);
        centerP.add(b2);
        
        f.getContentPane().setLayout(new BorderLayout());
        f.getContentPane().add(topP,BorderLayout.NORTH);
        f.getContentPane().add(centerP,BorderLayout.CENTER);       
        
        f.setVisible(true);
    }
}