// user encodes the data
private void EncodeButton_Click(object sender, EventArgs e)
{
text = WordsTextBox.Text;
// if the user wants to encrypt the text
if (PasswordCheckBox.Checked == true)
{
text = StringCipher.Encrypt(WordsTextBox.Text, PasswordTextBox.Text);
}
// exit if there is no bmp file or it is too small
if (ValidDetails() == false)
{
return;
}
bmp = Steg.Embed(text, bmp);
SaveFileDialog sfd = new SaveFileDialog();
sfd.Title = "Save Image";
sfd.DefaultExt = "png";
sfd.Filter = "Png files (*.png)|*.png";
sfd.FilterIndex = 2;
sfd.RestoreDirectory = true;
if (sfd.ShowDialog() == DialogResult.OK)
{
bmp.Save(sfd.FileName, ImageFormat.Png);
}
}
