Add Action Listener To JTextField In Java - Programming Code Examples

Java Code:


import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.JFrame;
import javax.swing.JTextField;

public class JavaJTextFieldActionListner extends JFrame {

	JTextField text = new JTextField("Press Return", 40);

	public JavaJTextFieldActionListner() {
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		text.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				System.out.println("Text=" + text.getText());
			}
		});

		getContentPane().add(text, "Center");
		pack();
	}

	public static void main(String[] args) {
		new JavaJTextFieldActionListner().setVisible(true);
	}
}

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.WindowAdapter;

import java.awt.event.WindowEvent;

import javax.swing.JFrame;

import javax.swing.JTextField;

public class JavaJTextFieldActionListner extends JFrame {

JTextField text = new JTextField("Press Return", 40);

public JavaJTextFieldActionListner() {

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

text.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

System.out.println("Text=" + text.getText());

}

});

getContentPane().add(text, "Center");

pack();

}

public static void main(String[] args) {

new JavaJTextFieldActionListner().setVisible(true);

}

Output:

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