public class Application extends JFrame {
	private static final long serialVersionUID = 1L;

	private static final String TITLE = "Average Machine - 'Iyyel'";

	private static final int WIDTH = 900;
	private static final int HEIGHT = 550;

	private JPanel contentPane;
	private JTextArea txtrInput, txtrOutput;
	private JButton btnAdd, btnAvg, btnClear;
	private JScrollPane scrollOut, scrollIn;

	public Application() {
		initComponents();
		initLayout();
	}

	private void initComponents() {
		getContentPane().setBackground(Color.black);
		setSize(WIDTH, HEIGHT);
		contentPane = new JPanel();
		contentPane.setBorder(new EmptyBorder(0, 0, 0, 0));

		setContentPane(contentPane);
		GridBagLayout gbl_contentPane = new GridBagLayout();
		gbl_contentPane.columnWidths = new int[] { 700, 0, 20, 20, 20 };
		gbl_contentPane.rowHeights = new int[] { 280, 270, };
		gbl_contentPane.columnWeights = new double[] { 1.0, 0.0, 0.0, 1.0, Double.MIN_VALUE };
		gbl_contentPane.rowWeights = new double[] { 1.0, Double.MIN_VALUE };
		contentPane.setLayout(gbl_contentPane);

		txtrInput = new JTextArea();
		GridBagConstraints gbc_txtrConsole = new GridBagConstraints();
		gbc_txtrConsole.insets = new Insets(0, 0, 0, 0);
		gbc_txtrConsole.fill = GridBagConstraints.BOTH;
		gbc_txtrConsole.gridx = 0;
		gbc_txtrConsole.gridy = 0;
		txtrInput.setBorder(BorderFactory.createTitledBorder("Input"));
		contentPane.add(txtrInput, gbc_txtrConsole);

		/*
		 * This makes the Input text area disappear.
		 *
		 * scrollIn = new JScrollPane(txtrInput);
		 * getContentPane().add(scrollIn);
		 */

		txtrOutput = new JTextArea();
		txtrOutput.setEditable(false);
		GridBagConstraints gbc_txtrOutput = new GridBagConstraints();
		gbc_txtrOutput.insets = new Insets(0, 0, 0, 0);
		gbc_txtrOutput.fill = GridBagConstraints.BOTH;
		gbc_txtrOutput.gridx = 0;
		gbc_txtrOutput.gridy = 1;
		txtrOutput.setBorder(BorderFactory.createTitledBorder("Output"));
		contentPane.add(txtrOutput, gbc_txtrOutput);

		btnAdd = new JButton("Add");
		GridBagConstraints gbc_btnAdd = new GridBagConstraints();
		gbc_btnAdd.insets = new Insets(0, 0, 0, 0);
		gbc_btnAdd.anchor = GridBagConstraints.SOUTH;
		gbc_btnAdd.gridx = 2;
		gbc_btnAdd.gridy = 1;
		contentPane.add(btnAdd, gbc_btnAdd);

		btnAvg = new JButton("Average");
		GridBagConstraints gbc_btnAvg = new GridBagConstraints();
		gbc_btnAvg.insets = new Insets(0, 0, 0, 0);
		gbc_btnAvg.anchor = GridBagConstraints.SOUTH;
		gbc_btnAvg.gridx = 3;
		gbc_btnAvg.gridy = 1;
		contentPane.add(btnAvg, gbc_btnAvg);

		btnClear = new JButton("Clear");
		GridBagConstraints gbc_btnClear = new GridBagConstraints();
		gbc_btnClear.insets = new Insets(0, 0, 0, 0);
		gbc_btnClear.anchor = GridBagConstraints.SOUTH;
		gbc_btnClear.gridx = 4;
		gbc_btnClear.gridy = 1;
		contentPane.add(btnClear, gbc_btnClear);
	}

	private void initLayout() {
		setTitle(Application.TITLE);
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setResizable(false);
		setSize(WIDTH, HEIGHT);
		setLocationRelativeTo(null);
		setVisible(true);
	}

	public static void main(String[] args) {
		try {
			UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
			new Application();
		} catch (Exception e) {
			e.printStackTrace();
		}

	}
}