59_TextField

// JTextField = A GUI textbox component that can be used to add, set, or get text
import javax.swing.*;

<Main.java>
public class Main{
    public static void main(String[] args){

    new myFrame(); //***REMEMBER DIS to ensure program functionable

    }
}


<myFrame.java>
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

public class myFrame extends JFrame implements ActionListener {

    JButton button;
    JTextField textField;

    myFrame(){
        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        this.setLayout(new FlowLayout());

        button = new JButton("Submit");
        button.addActionListener(this);

        textField = new JTextField();
        textField.setPreferredSize(new Dimension(250,40));//width,height
        textField.setFont(new Font("Consolas", Font.PLAIN,35));
        textField.setForeground(Color.black);
        textField.setCaretColor(Color.white);
        textField.setText("username");

        this.add(button);
        this.add(textField);
        this.pack();
        this.setVisible(true);
    }

    @Override
    public void actionPerformed(ActionEvent e) {
        if(e.getSource()==button){ //within constructor: local; outside constructor: global
            System.out.println(("Welcome " +textField.getText()));
            button.setEnabled(false); //unable to click button twice (only once)
            textField.setEditable(false); //unable to edit
        }
    }
}