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import java.awt.Component;
import java.awt.Container;
import java.awt.GridLayout;
import javax.swing.BorderFactory;
import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class XAxisAlignY {
private static Container layoutComponents(String title, float alignment) {
String labels[] = { "-", "-", "-" };
JPanel container = new JPanel();
container.setBorder(BorderFactory.createTitledBorder(title));
BoxLayout layout = new BoxLayout(container, BoxLayout.X_AXIS);
container.setLayout(layout);
for (int i = 0, n = labels.length; i < n; i++) {
JButton button = new JButton(labels[i]);
button.setAlignmentY(alignment);
container.add(button);
}
return container;
}
public static void main(String args[]) {
JFrame frame = new JFrame("Alignment Example");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Container panel1 = layoutComponents("Top", Component.TOP_ALIGNMENT);
Container panel2 = layoutComponents("Center", Component.CENTER_ALIGNMENT);
Container panel3 = layoutComponents("Bottom", Component.BOTTOM_ALIGNMENT);
frame.setLayout(new GridLayout(1, 3));
frame.add(panel1);
frame.add(panel2);
frame.add(panel3);
frame.setSize(400, 150);
frame.setVisible(true);
}
}
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