irinaaZ

package FahrenheitTask;

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.text.DecimalFormat;

public class CelsiusFahrenheitConverter extends JFrame implements ActionListener {
    private final JTextField jTextField;

irinaaZ

package JUnittasks;

import javax.swing.*;
import java.awt.*;

public class Align extends JFrame {
    private final JCheckBox snapToGrid, showGrid;
    private final JLabel labelX, labelY;
    private final JTextField fieldX, fieldY;
    private final JButton ok, cancel, help;

irinaaZ

package JUnittasks;

import javax.swing.*;
import java.awt.*;

public class Calculator extends JFrame {
    private final JTextField jTextField;
    private final JButton zero, one, two, three, four, five, six, seven, eight, nine;
    private final JButton add, sub, mul, div, dot, equal;
    private ButtonGroup buttonGroup;

irinaaZ

package JUnittasks;

import javax.swing.*;
import java.awt.*;

public class ColorSelect extends JFrame {
    private final JComboBox<String> colorBox;
    private static final String[] colorNames =
            {"RED", "BLUE", "YELLOW"};
    private final JCheckBox background;