import javax.swing.*;
public class HelloWorldSwing {
private static void createAndShowGUI() {
//Create and set up the window.
JFrame frame = new JFrame("HelloWorldSwing");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
//Add the ubiquitous "Hello World" label.
JLabel label = new JLabel("Hello World");
frame.getContentPane().add(label);
//Display the window.
frame.pack();
frame.setVisible(true);
}
public static void main(String[] args) {
//Schedule a job for the event-dispatching thread:
//creating and showing this application's GUI.
javax.swing.SwingUtilities.invokeLater(new Runnable() {
public void run() {
createAndShowGUI();
}
});
}
}
import javax.swing.JFrame;
import javax.swing.JLabel;
public class HelloWorldFrame extends JFrame {
//Programs entry point
public static void main(String args[]) {
new HelloWorldFrame();
}
//Class Constructor to create components
HelloWorldFrame() {
JLabel jlbHelloWorld = new JLabel("Hello World");
add(jlbHelloWorld); //Add the label to the frame
this.setSize(100, 100); //set the frame size
setVisible(true); //Show the frame
}
}