private void HIDEBUTTON_Click_1(object sender, EventArgs e)
{
image = (Bitmap)imagePictureBox.Image;
string text = dataTextBox.Text;
if (text.Equals(""))
{
MessageBox.Show("The text you want to hide can't be empty", "Warning");
return;
}
if (encryptCheckBox.Checked)
{
if (passwordTextBox.Text.Length < 4)
{
MessageBox.Show("Please enter a password with at least 4 characters", "Warning");
return;
}
else
{
text = AESencrypt_ASTHRA.EncryptStrAES(text, passwordTextBox.Text);
}
}
image = lsb_ASTHRA.HideText(text, image);
MessageBox.Show("Your text was hidden in the image successfully!", "Done");
notesLabel.Text = "Notes: don't forget to save your new image.";
notesLabel.ForeColor = Color.OrangeRed;
}
private void button4_Click(object sender, EventArgs e)
{
image = (Bitmap)imagePictureBox.Image;
string extractedText = lsb_ASTHRA.extractText(image);
if (encryptCheckBox.Checked)
{
try
{
extractedText = AESencrypt_ASTHRA.DecryptStringAES(extractedText, passwordTextBox.Text);
}
catch
{
MessageBox.Show("Wrong password", "Error");
return;
}
}
dataTextBox.Text = extractedText;
}
