public EncodersCalculatorForm()
        {
            InitializeComponent();

            FormClosing += SwitсhToMain;
            comboBox1.Items.AddRange(EncodingTypes.GetAllNames());
            comboBox1.SelectedIndex = 0;
        }
 private void Init()
 {
     comboBoxEncoding.Items.AddRange(EncodingTypes.GetAllNames().ToArray());
     comboBoxEncoding.SelectedItem = comboBoxEncoding.Items[0];
 }