private void btnDecode_Click(object sender, System.EventArgs e)
{
LicenseKey.GenerateKey gkey;
int numtokens;
int lop;
string result;
string tokenvalue = "";
if (txtKeyInput.Text.Length == 0)
{
MessageBox.Show("Enter a Key Template", "Layout");
txtKeyInput.Focus();
return;
}
gkey = new LicenseKey.GenerateKey();
// set the base type.
if (rdobtn10.Checked)
{
// use base 10
gkey.UseBase10 = true;
}
else
{
// use base 16
gkey.UseBase10 = false;
}
// set the token type.
if (rdobtnBytes.Checked)
{
// use bytes
gkey.UseBytes = true;
}
else
{
// use bits
gkey.UseBytes = false;
}
// set the Checksum type.
if (rdoBtnChksum1.Checked)
{
// use Algorithm 1
gkey.ChecksumAlgorithm = Checksum.ChecksumType.Type1;
}
else
{
// use Algorithm 2
gkey.ChecksumAlgorithm = Checksum.ChecksumType.Type2;
}
// Set the number of tokens.
numtokens = listView1.Items.Count;
if (numtokens > 0)
{
gkey.MaxTokens = numtokens;
lop = 0;
foreach (ListViewItem item in listView1.Items)
{
LicenseKey.GenerateKey.TokenTypes ttypes;
string tempstr;
tempstr = item.SubItems[1].Text;
ttypes = LicenseKey.GenerateKey.TokenTypes.NUMBER; // default junk
switch (tempstr)
{
case "numeric":
case "Numeric":
ttypes = LicenseKey.GenerateKey.TokenTypes.NUMBER;
break;
case "date":
case "Date":
ttypes = LicenseKey.GenerateKey.TokenTypes.DATE;
break;
case "character":
case "Character":
ttypes = LicenseKey.GenerateKey.TokenTypes.CHARACTER;
break;
default:
MessageBox.Show("Illegal Token type in switch", "Generatekey");
break;
}
try
{
gkey.AddToken(lop, item.SubItems[0].Text, ttypes, item.SubItems[2].Text);
}
catch (Exception ex)
{
MessageBox.Show("Error is " + ex.InnerException);
btnAdd.Focus();
return;
}
lop++;
}
gkey.LicenseTemplate = txtKeyInput.Text;
// first create the key
try
{
gkey.CreateKey();
}
catch (Exception ex)
{
MessageBox.Show("Error exception is: " + ex.Message);
return;
}
txtLicKey.Text = gkey.GetLicenseKey();
foreach (ListViewItem item in listView1.Items)
{
tokenvalue = item.SubItems[0].Text;
// now decode the key
try
{
result = gkey.DisassembleKey(tokenvalue);
}
catch (Exception ex)
{
MessageBox.Show("Error exception is: " + ex.Message);
return;
}
item.SubItems[3].Text = result;
}
}
}
