private void Decrypt() { string cipherText = GetRichTextBoxText(CipherRTB).ToLower(); if (cipherText == "") { PlainTextRTB.IsEnabled = false; return; } PlainTextRTB.IsEnabled = true; string decryptedText = Decrypt(Convert.ToInt32(KeySlider.Value), cipherText); PlainTextRTB.Document.Blocks.Clear(); PlainTextRTB.AppendText(decryptedText); }
private void CipherRTB_TextChanged(object sender, TextChangedEventArgs e) { string cipherText = GetRichTextBoxText(CipherRTB).ToLower(); if (cipherText == "") { PlainTextRTB.IsEnabled = false; return; } PlainTextRTB.IsEnabled = true; string decryptedText = Decrypt(cipherText); PlainTextRTB.Document.Blocks.Clear(); PlainTextRTB.AppendText(decryptedText); UpdateSingleFrequenciesTable(); UpdatePairFrequenciesTable(); }
private void Switch() { string str = GetRichTextBoxText(CipherRTB).ToLower(); PlainTextRTB.IsEnabled = true; string temp = ""; foreach (char c in str) { if (c == 'q') { temp += "h"; } else if (c == 'm') { temp += "t"; } else if (c == 's') { temp += "e"; } else if (c == 'u') { temp += "r"; } else if (c == 'k') { temp += "a"; } else if (c == 'v') { temp += "n"; } else if (c == 'h') { temp += "u"; } else if (c == 't') { temp += "m"; } else if (c == 'd') { temp += "b"; } else if (c == 'b') { temp += "o"; } else if (c == 'j') { temp += "f"; } else if (c == 'n') { temp += "d"; } else if (c == 'x') { temp += "i"; } else if (c == 's') { temp += "e"; } else if (c == 'p') { temp += "c"; } else if (c == 'e') { temp += "s"; } else if (c == 'a') { temp += "y"; } else if (c == 'y') { temp += "p"; } else if (c == 'w') { temp += "g"; } else if (c == 'g') { temp += "v"; } else if (c == 'i') { temp += "x"; } else if (c == 'f') { temp += "k"; } else if (c == 'c') { temp += "j"; } else if (c == 'r') { temp += "q"; } else if (c == 'o') { temp += "w"; } else { temp += c; } } PlainTextRTB.Document.Blocks.Clear(); PlainTextRTB.AppendText(temp); //PlainTextRTB.Document.Blocks.Clear(); //PlainTextRTB.AppendText("izrxgrtnwzqf".ToUpper()); }
private void Button_Click(object sender, RoutedEventArgs e) { if (sender == null) { return; } if (!(sender is Button)) { return; } Button button = sender as Button; if (SourceButton == null) { SourceButton = button; SourceButton.Background = Brushes.Green; } else if (DestinationButton == null) { DestinationButton = button; if (DestinationButton == SourceButton) { char ch1 = SourceButton.Content.ToString().ToLower()[0]; char ch2 = AlphabetDictionary[ch1]; SwapChars(ch1, ch1); SwapChars(ch2, ch2); SourceButton.Background = Brushes.LightGray; DestinationButton = FindButton(ch2.ToString().ToUpper()); if (DestinationButton != null) { DestinationButton.Background = Brushes.LightGray; } } else { char source = SourceButton.Content.ToString().ToLower()[0]; char destination = DestinationButton.Content.ToString().ToLower()[0]; SwapChars(source, destination); } string decryptedText = Decrypt(GetRichTextBoxText(CipherRTB)); string plaintText = GetRichTextBoxText(PlainTextRTB); if (plaintText != "" && plaintText != null) { PlainTextRTB.Document.Blocks.Clear(); PlainTextRTB.AppendText(decryptedText); } NewAlphabet.Text = ""; char c = 'a'; foreach (var ele in AlphabetDictionary) { NewAlphabet.Text += AlphabetDictionary[c].ToString().ToUpper() + " "; c = (char)(c + 1); } SourceButton = null; DestinationButton = null; } }