Main.java Source code

Java tutorial

Introduction

Here is the source code for Main.java

Source

import java.awt.BorderLayout;

import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;

public class Main {

    public static void main(String[] a) {
        JFrame frame = new JFrame("Alignment Example");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        String labels[] = { "--", "----", "--------", "------------" };

        JPanel container = new JPanel();
        BoxLayout layout = new BoxLayout(container, BoxLayout.Y_AXIS);
        System.out.println(layout.minimumLayoutSize(container));
        container.setLayout(layout);

        for (int i = 0; i < labels.length; i++) {
            JButton button = new JButton(labels[i]);
            container.add(button);
        }

        frame.add(container, BorderLayout.CENTER);

        frame.setSize(300, 200);
        frame.setVisible(true);
    }
}