package ui;

import javax.swing.JFrame;

public class Test {

	public static void main(String[] args) {

		JFrame frame = new MiFrame("Test v1.0");
		frame.getContentPane().add(new MiPanel("Esto es un test:"));
		frame.setVisible(true);
	}

}

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package ui;

import javax.swing.JFrame;

public class MiFrame extends JFrame {

	public MiFrame(String titulo) {
		super(titulo);
		initUI();
	}

	private void initUI() {
		setSize(600, 400);
		setLocationRelativeTo(null);
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
	}
}

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package ui;

import java.awt.BorderLayout;

import javax.swing.Box;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;

public class MiPanel extends JPanel {

	public MiPanel(String titulo) {
		initUI(titulo);
	}

	private void initUI(String titulo) {
		setLayout(new BorderLayout());
		
		Box datos1 = Box.createHorizontalBox();
		JLabel tituloLabel = new JLabel(titulo);
		datos1.add(tituloLabel);
		datos1.add(Box.createHorizontalStrut(10));
		datos1.add(new JTextField(30));
		
		Box datos2 = Box.createHorizontalBox();
		JLabel tituloLabel2 = new JLabel(titulo);
		datos2.add(tituloLabel2);
		datos2.add(Box.createHorizontalStrut(10));
		datos2.add(new JTextField(30));
		
		Box botonera = Box.createHorizontalBox();
		botonera.add(Box.createHorizontalGlue());
		botonera.add(new JButton("OK"));
		botonera.add(Box.createHorizontalStrut(10));
		botonera.add(new JButton("Cancel"));
		
		Box vertical = Box.createVerticalBox();
		vertical.add(datos1);
		vertical.add(Box.createVerticalStrut(20));
		vertical.add(datos2);
		vertical.add(Box.createVerticalStrut(50));
		vertical.add(botonera);
		
		add(vertical, BorderLayout.CENTER);
		
		JLabel tituloTitulo = new JLabel("TITULO DE TITULOS:");
		add(tituloTitulo, BorderLayout.NORTH);
				
	}
	
}