//----------------------------------------------------
#endregion
#region Cyphers Decryption
//----------------------------------------------------
private void ShiftCypherDecrypt()
{
ShiftCypher cypher = new ShiftCypher { Alphabet = alphabet };
string C = textBoxEncryptedText.Text;
DoEvents();
int Key = (gridKey.Children[1] as ComboBox).SelectedIndex;
textBoxDecryptedText.Text = cypher.Decrypt(C, Key);
}
