private void newToolStripMenuItem_Click_1(object sender, EventArgs e)
{
saveConfirm(false);
SaveFile.FileName = "Unnamed.cnp";
PublicVar.openFileName = "Crypto Notepad";
EnterKeyForm f2 = new EnterKeyForm();
f2.ShowDialog();
PublicVar.encryptionKey.Set(TypedPassword.Value);
if (PublicVar.okPressed == false)
{
TypedPassword.Value = null;
return;
}
if (PublicVar.okPressed == true)
{
PublicVar.okPressed = false;
if (SaveFile.ShowDialog() != DialogResult.OK)
{
TypedPassword.Value = null;
return;
}
customRTB.Clear();
StreamWriter sw = new StreamWriter(SaveFile.FileName);
string NameWithotPath = Path.GetFileName(SaveFile.FileName);
this.Text = appName + NameWithotPath;
filePath = SaveFile.FileName;
currentFilename = Path.GetFileName(SaveFile.FileName);
sw.Close();
}
TypedPassword.Value = null;
}
private void openAsotiations()
{
EnterKeyForm Form2 = new EnterKeyForm();
Form2.StartPosition = FormStartPosition.CenterScreen;
string fileExtension = Path.GetExtension(args[1]);
if (fileExtension == ".cnp")
{
try
{
string NameWithotPath = Path.GetFileName(args[1]);
string opnfile = File.ReadAllText(args[1]);
Form2.ShowDialog();
if (PublicVar.okPressed == false)
{
OpenFile.FileName = "";
return;
}
PublicVar.okPressed = false;
string de = AES.Decrypt(opnfile, TypedPassword.Value, null, ps.HashAlgorithm, ps.PasswordIterations, ps.KeySize);
customRTB.Text = de;
this.Text = appName + NameWithotPath;
filePath = args[1];
string cc = customRTB.Text.Length.ToString(CultureInfo.InvariantCulture);
PublicVar.encryptionKey.Set(TypedPassword.Value);
customRTB.Select(Convert.ToInt32(cc), 0);
TypedPassword.Value = null;
}
catch (CryptographicException)
{
TypedPassword.Value = null;
DialogResult dialogResult = MessageBox.Show("Invalid key!", "Crypto Notepad", MessageBoxButtons.RetryCancel, MessageBoxIcon.Error);
if (dialogResult == DialogResult.Retry)
{
openAsotiations();
}
}
}
else
{
string opnfile = File.ReadAllText(args[1]);
string NameWithotPath = Path.GetFileName(args[1]);
customRTB.Text = opnfile;
this.Text = appName + NameWithotPath;
string cc2 = customRTB.Text.Length.ToString(CultureInfo.InvariantCulture);
customRTB.Select(Convert.ToInt32(cc2), 0);
}
currentFilename = Path.GetFileName(args[1]);
}
private void saveAsToolStripMenuItem_Click(object sender, EventArgs e)
{
int saveCaret = customRTB.SelectionStart;
string NameWithotPath = Path.GetFileName(OpenFile.FileName);
SaveFile.FileName = currentFilename;
EnterKeyForm f2 = new EnterKeyForm();
if (string.IsNullOrEmpty(PublicVar.encryptionKey.Get()))
{
f2.ShowDialog();
if (PublicVar.okPressed == false)
{
return;
}
PublicVar.okPressed = false;
}
if (SaveFile.ShowDialog() != DialogResult.OK)
{
return;
}
if (TypedPassword.Value == null)
{
TypedPassword.Value = PublicVar.encryptionKey.Get();
}
filePath = SaveFile.FileName;
string noenc = customRTB.Text;
string en;
en = AES.Encrypt(customRTB.Text, TypedPassword.Value, null, ps.HashAlgorithm, ps.PasswordIterations, ps.KeySize);
customRTB.Text = en;
StreamWriter sw = new StreamWriter(filePath);
int i = customRTB.Lines.Count();
int j = 0;
i = i - 1;
while (j <= i)
{
sw.WriteLine(customRTB.Lines.GetValue(j).ToString());
j = j + 1;
}
sw.Close();
customRTB.Text = noenc;
this.Text = appName + Path.GetFileName(filePath);
customRTB.Select(Convert.ToInt32(saveCaret), 0);
PublicVar.encryptionKey.Set(TypedPassword.Value);
TypedPassword.Value = null;
currentFilename = Path.GetFileName(SaveFile.FileName);
}
void DecryptAES()
{
EnterKeyForm f2 = new EnterKeyForm();
f2.ShowDialog();
if (PublicVar.okPressed == false)
{
return;
}
if (panel1.Visible == true)
{
findToolStripMenuItem2_Click(this, new EventArgs());
}
try
{
string opnfile = File.ReadAllText(OpenFile.FileName);
string NameWithotPath = Path.GetFileName(OpenFile.FileName);
string de = AES.Decrypt(opnfile, TypedPassword.Value, null, ps.HashAlgorithm, ps.PasswordIterations, ps.KeySize);
customRTB.Text = de;
this.Text = appName + NameWithotPath;
filePath = OpenFile.FileName;
string cc2 = customRTB.Text.Length.ToString(CultureInfo.InvariantCulture);
customRTB.Select(Convert.ToInt32(cc2), 0);
PublicVar.openFileName = Path.GetFileName(OpenFile.FileName);
currentFilename = Path.GetFileName(OpenFile.FileName);
PublicVar.encryptionKey.Set(TypedPassword.Value);
TypedPassword.Value = null;
}
catch (CryptographicException)
{
using (new CenterWinDialog(this))
{
TypedPassword.Value = null;
DialogResult dialogResult = MessageBox.Show("Invalid key!", "Crypto Notepad", MessageBoxButtons.RetryCancel, MessageBoxIcon.Error);
if (dialogResult == DialogResult.Retry)
{
DecryptAES();
}
if (dialogResult == DialogResult.Cancel)
{
return;
}
}
}
}
public void ContextMenuEncryptReplace()
{
PublicVar.openFileName = Path.GetFileName(args[1]);
DialogResult res = new DialogResult();
if (args[1].Contains(".cnp"))
{
MessageBox.Show("Looks like this file is already encrypted", "Crypto Notepad", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
res = MessageBox.Show("This action will delete the source file and replace it with encrypted version", "Crypto Notepad", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
if (res == DialogResult.Cancel)
{
Environment.Exit(0);
}
if (!args[1].Contains(".cnp"))
{
string opnfile = File.ReadAllText(args[1]);
customRTB.Text = opnfile;
string cc2 = customRTB.Text.Length.ToString(CultureInfo.InvariantCulture);
customRTB.Select(Convert.ToInt32(cc2), 0);
currentFilename = Path.GetFileName(args[1]);
string newFile = Path.GetDirectoryName(args[1]) + @"\" + Path.GetFileNameWithoutExtension(args[1]) + ".cnp";
EnterKeyForm f2 = new EnterKeyForm();
f2.ShowDialog();
if (PublicVar.okPressed == false)
{
Application.Exit();
}
PublicVar.okPressed = false;
File.Delete(args[1]);
string noenc = customRTB.Text;
string en;
en = AES.Encrypt(customRTB.Text, TypedPassword.Value, null, ps.HashAlgorithm, ps.PasswordIterations, ps.KeySize);
customRTB.Text = en;
StreamWriter sw = new StreamWriter(newFile);
int i = customRTB.Lines.Count();
int j = 0;
i = i - 1;
while (j <= i)
{
sw.WriteLine(customRTB.Lines.GetValue(j).ToString());
j = j + 1;
}
sw.Close();
PublicVar.encryptionKey.Set(TypedPassword.Value);
TypedPassword.Value = null;
filePath = newFile;
currentFilename = Path.GetFileName(newFile);
this.Text = appName + currentFilename;
customRTB.Text = noenc;
}
#region workaround, strange behavior with the cursor in customRTB fix
customRTB.DetectUrls = false;
customRTB.DetectUrls = true;
customRTB.Modified = false;
#endregion
if (PublicVar.okPressed == true)
{
PublicVar.okPressed = false;
}
}
void AutoLock(bool minimize)
{
EnterKeyForm f2 = new EnterKeyForm();
PublicVar.encryptionKey.Set(null);
caretPos = customRTB.SelectionStart;
f2.MinimizeBox = true;
this.Hide();
if (minimize == true)
{
f2.WindowState = FormWindowState.Minimized;
}
f2.ShowDialog();
if (PublicVar.okPressed == false)
{
PublicVar.encryptionKey.Set(null);
customRTB.Clear();
this.Text = appName.Remove(14);
currentFilename = "";
filePath = "";
this.Show();
return;
}
PublicVar.okPressed = false;
try
{
customRTB.Clear();
string opnfile = File.ReadAllText(filePath);
string de = AES.Decrypt(opnfile, TypedPassword.Value, null, ps.HashAlgorithm, ps.PasswordIterations, ps.KeySize);
customRTB.Text = de;
this.Text = appName + currentFilename;
string cc2 = customRTB.Text.Length.ToString(CultureInfo.InvariantCulture);
customRTB.Select(Convert.ToInt32(cc2), 0);
customRTB.SelectionStart = caretPos;
PublicVar.encryptionKey.Set(TypedPassword.Value);
TypedPassword.Value = null;
this.Show();
}
catch (Exception ex)
{
if (ex is CryptographicException)
{
TypedPassword.Value = null;
DialogResult dialogResult = MessageBox.Show("Invalid key!", "Crypto Notepad", MessageBoxButtons.RetryCancel, MessageBoxIcon.Error);
if (dialogResult == DialogResult.Retry)
{
AutoLock(false);
}
if (dialogResult == DialogResult.Cancel)
{
PublicVar.encryptionKey.Set(null);
customRTB.Clear();
this.Text = appName.Remove(14);
filePath = "";
currentFilename = "";
this.Show();
return;
}
}
}
}
