Java tutorial
import java.net.URL; import javax.imageio.ImageIO; import javax.swing.ImageIcon; import javax.swing.JButton; import javax.swing.JDialog; import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JPanel; public class Main { JDialog dialog; private void displayGUI() { JOptionPane optionPane = new JOptionPane(getPanel(), JOptionPane.PLAIN_MESSAGE, JOptionPane.DEFAULT_OPTION, null, new Object[] {}, null); dialog = optionPane.createDialog("import"); dialog.setVisible(true); } private JPanel getPanel() { JPanel panel = new JPanel(); JLabel label = new JLabel("Java Technology Dive Log"); ImageIcon image = null; try { image = new ImageIcon(ImageIO.read(new URL("http://www.java2s.com/style/download.png"))); } catch (Exception mue) { mue.printStackTrace(); } label.setIcon(image); JButton button = new JButton("EXIT"); button.addActionListener(e -> dialog.dispose()); panel.add(label); panel.add(button); return panel; } public static void main(String[] args) { new Main().displayGUI(); } }