BoxLayout X Y alignment
import java.awt.BorderLayout; import java.awt.Button; import java.awt.Container; import javax.swing.BorderFactory; import javax.swing.BoxLayout; import javax.swing.JFrame; import javax.swing.JPanel; public class YAxisAlignXButton { private static Container makeIt(String title) { String labels[] = { "--", "----", "--------", "------------" }; JPanel container = new JPanel(); container.setBorder(BorderFactory.createTitledBorder(title)); BoxLayout layout = new BoxLayout(container, BoxLayout.Y_AXIS); container.setLayout(layout); for (int i = 0, n = labels.length; i < n; i++) { Button button = new Button(labels[i]); // Use default alignment - same for all container.add(button); } return container; } public static void main(String args[]) { JFrame frame = new JFrame("Alignment Example"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); Container panel = makeIt("AWT Button"); Container contentPane = frame.getContentPane(); contentPane.add(panel, BorderLayout.CENTER); frame.setSize(300, 200); frame.setVisible(true); } }