Main.java Source code

Introduction

Here is the source code for Main.java

Source

import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Label;

import javax.swing.JFrame;
import javax.swing.JPanel;

public class Main {
    public static void main(String[] argv) {
        JFrame demo = new JFrame("GridBag demo, to center a component");
        JPanel parentPanel = new JPanel();
        GridBagLayout gridbag = new GridBagLayout();
        GridBagConstraints constraints = new GridBagConstraints();
        constraints.fill = GridBagConstraints.CENTER;
        gridbag.setConstraints(parentPanel, constraints);
        parentPanel.setLayout(gridbag);
        Label centerLabel = new Label(" AAA...");
        parentPanel.add(centerLabel);
        demo.add(parentPanel);
        demo.setSize(500, 500);
        demo.setVisible(true);
    }
}