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import java.awt.BorderLayout;
import java.text.NumberFormat;
import javax.swing.JButton;
import javax.swing.JFormattedTextField;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
public class Main extends JFrame {
public Main() {
JPanel panel = new JPanel();
JLabel label = new JLabel("Number :");
JFormattedTextField tf = new JFormattedTextField(NumberFormat.getIntegerInstance());
tf.setColumns(10);
panel.add(label);
panel.add(tf);
JButton button = new JButton("Click Me");
panel.add(button);
getContentPane().add(panel, BorderLayout.SOUTH);
pack();
}
public static void main(String[] args) {
Main tfe = new Main();
tfe.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
tfe.setVisible(true);
}
}
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