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TextArea1.java

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import javax.swing.*;

import java.awt.*;

import java.awt.event.*;

public class TextArea1 {

JTextArea textArea;

public static void main(String[] args) {

TextArea1 ta = new TextArea1();

ta.go();

}

public void go() {

JFrame frame = new JFrame();

JPanel panel = new JPanel();

JButton button = new JButton("Just Click It");

button.addActionListener(new buttonListener());

textArea = new JTextArea(10,20);

textArea.setLineWrap(true);

JScrollPane scroller = new JScrollPane(textArea);

scroller.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);

scroller.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);

panel.add(scroller);

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

frame.getContentPane().add(BorderLayout.CENTER,panel);

frame.getContentPane().add(BorderLayout.SOUTH,button);

frame.setSize(350,300);

frame.setVisible(true);

}

class buttonListener implements ActionListener {

public void actionPerformed(ActionEvent event) {

textArea.append("button clicked \n");

}

}

}