import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JRadioButton;
import javax.swing.JTextField;

import java.awt.Color;
import java.awt.Cursor;
import java.awt.GridBagLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JComboBox;

public class Main {

	private static JTextField textField;
	private static JButton CATbutton2;
	private static JButton CATbutton3;
	private static JRadioButton radioButton1;
	private static JRadioButton radioButton2;
	private static JRadioButton radioButton3;
	private static JComboBox combobox;

	public static void main(String[] args) {
		JFrame frame = new JFrame();
		frame.setSize(800, 400);
		frame.setTitle("I LOVE MY CAT");
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.setLocationRelativeTo(null);
		frame.setLayout(new GridBagLayout());

		textField = new JTextField(10);

		frame.add(textField);

		combobox = new JComboBox();
		combobox.setEditable(true);

		JButton CATbutton = new JButton();
		CATbutton.setText("CLICK HERE");
		CATbutton.setBackground(Color.PINK);
		CATbutton.setForeground(Color.DARK_GRAY);

		Cursor cursor = new Cursor(Cursor.HAND_CURSOR);

		CATbutton.setCursor(cursor);

		CATbutton.addActionListener(new ButtonActionListener());

		CATbutton2 = new JButton();
		CATbutton2.setText("BUTTON2");
		CATbutton2.setCursor(cursor);

		CATbutton2.addActionListener(new Button2ActionListener());

		CATbutton3 = new JButton();
		CATbutton3.setText("BUTTON3");
		CATbutton3.setCursor(cursor);

		CATbutton3.addActionListener(new Button3ActionListener());

		radioButton1 = new JRadioButton("My cat");
		radioButton2 = new JRadioButton("Her cat");
		radioButton3 = new JRadioButton("Ur cat");

		JButton CATbutton4 = new JButton();
		CATbutton4.setText("CLICK");
		CATbutton4.setCursor(cursor);

		CATbutton4.addActionListener(new Button4ActionListener());

		frame.add(combobox);

		frame.add(CATbutton3);

		frame.add(CATbutton2);

		frame.add(CATbutton);

		frame.add(radioButton1);

		frame.add(radioButton2);

		frame.add(radioButton3);

		frame.add(CATbutton4);

		frame.setVisible(true);

	}

	public static class ButtonActionListener implements ActionListener {

		@Override
		public void actionPerformed(ActionEvent event) {

			String str = textField.getText();
			if (str.compareTo(combobox.toString()) == 0){
				JOptionPane.showMessageDialog(null, "ERROR");
			}
			else {

				combobox.addItem(str);
			}

			/* JFrame frame2 = new JFrame();
			frame2.setSize(400, 200);
			frame2.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
			frame2.setLocationRelativeTo(null);
			frame2.setLayout(new GridBagLayout());

			JLabel label = new JLabel();

			label.setText(str);
			frame2.add(label);

			frame2.setVisible(true); */

		}
	}

	public static class Button2ActionListener implements ActionListener {

		@Override
		public void actionPerformed(ActionEvent event) {
			String str1 = textField.getText();
			CATbutton3.setText(str1);

		}
	}

	public static class Button3ActionListener implements ActionListener {

		@Override
		public void actionPerformed(ActionEvent event) {
			String str2 = CATbutton2.getText();
			String str3 = CATbutton3.getText();
			CATbutton3.setText(str2);
			CATbutton2.setText(str3);

		}
	}

	public static class Button4ActionListener implements ActionListener {
		@Override
		public void actionPerformed(ActionEvent event) {
			String str = textField.getText();
			if (str.compareTo(radioButton1.getText()) == 0) {
				radioButton1.setSelected(true);
			}

			else if (str.compareTo(radioButton2.getText()) == 0) {
				radioButton2.setSelected(true);
			} else if (str.compareTo(radioButton3.getText()) == 0) {
				radioButton3.setSelected(true);
			} else {
				JOptionPane.showMessageDialog(null, "ERROR");

				//joptionpane
				/* JFrame frame3 = new JFrame("ERROR");
				frame3.setSize(400, 200);
				frame3.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
				frame3.setLocationRelativeTo(null);
				frame3.setLayout(new GridBagLayout());

				JLabel label1 = new JLabel();

				label1.setText("Error! The word doesn't exist.");
				label1.setForeground(Color.getHSBColor(360, 100, 88));
				// label1.setFont(new Font("Dialog, Font.PLAIN, 14"));

				frame3.add(label1);

				frame3.setVisible(true); */

			}

		}
	}
}