public AboutUI(StartupOptions startup_options)
{
InitializeComponent();
m_licence = new Licence(startup_options.LicenceFilepath);
m_installed_on = InstalledOn(startup_options);
m_timer = new Timer {
Interval = 1000
};
// Version info
m_edit_version.Text = string.Format(
"{0} {1}" +
"Version: {2}" +
"Built: {3}" +
"All Rights Reserved"
, Util.GetAssemblyAttribute <AssemblyCompanyAttribute>().Company
, Util.GetAssemblyAttribute <AssemblyCopyrightAttribute>().Copyright + Environment.NewLine
, Util.AssemblyVersion() + Environment.NewLine
, Util.AssemblyTimestamp() + Environment.NewLine
);
m_edit_version.Select(0, 0);
// Version history
m_btn_version_history.Click += (s, a) =>
{
HelpUI.ShowDialog(this, HelpUI.EContent.Html, "Version History", Resources.version_history);
};
// Update the text fields
m_timer.Tick += (s, a) => UpdateUI();
m_timer.Enabled = true;
UpdateUI();
}
public Licence(Licence rhs)
{
LicenceHolder = rhs.LicenceHolder;
EmailAddress = rhs.EmailAddress;
Company = rhs.Company;
VersionMask = rhs.VersionMask;
ActivationCode = rhs.ActivationCode;
Changed = false;
}
/// <summary>Update the UI</summary>
private void UpdateUI(object sender = null, EventArgs args = null)
{
var lic = new Licence(m_main.StartupOptions.LicenceFilepath);
m_tb_name.Text = lic.LicenceHolder;
m_tb_email.Text = lic.EmailAddress;
m_tb_company.Text = lic.Company;
m_tb_versions.Text = lic.VersionMask;
m_lbl_valid.Text =
lic.Valid ? "Valid Licence" :
lic.IsFreeLicence ? "Free Licence" :
lic.NotForThisVersion ? "Old Licence" :
"Invalid licence";
m_lbl_valid.BackColor =
lic.Valid ? Color.LightGreen :
lic.IsFreeLicence ? Color.LightGreen :
Color.LightSalmon;
}
/// <summary>Browse to the licence file</summary>
private void LocateLicenceFile()
{
// Prompt for the user to find the licence file
var filepath = (string)null;
using (var dlg = new OpenFileDialog {
Title = "Locate Licence File", Filter = "RyLogViewer Licence File|licence.xml"
})
{
if (dlg.ShowDialog(this) != DialogResult.OK)
{
return;
}
filepath = dlg.FileName;
}
try
{
// Check the licence
var lic = new Licence(filepath);
if (lic.Valid)
{
// If there is an existing licence file, confirm overwrite
if (Path_.FileExists(m_main.StartupOptions.LicenceFilepath))
{
// Read the existing licence
var existing_lic = (Licence)null;
try { existing_lic = new Licence(m_main.StartupOptions.LicenceFilepath); } catch { }
if (existing_lic != null && existing_lic.Valid)
{
// Prompt if about to override an existing valid licence
var res = MsgBox.Show(this,
$"An existing valid licence already exists:\r\n" +
$"Licence Holder: {existing_lic.LicenceHolder}\r\n" +
$"Email Address: {existing_lic.EmailAddress}\r\n" +
"\r\n" +
"Do you want to replace this licence?",
Application.ProductName, MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (res != DialogResult.Yes)
{
return;
}
}
// Write the licence to the expected location
lic.WriteLicenceFile(m_main.StartupOptions.LicenceFilepath);
UpdateUI();
// Say thank you
MsgBox.Show(this,
"Thank you for activating " + Application.ProductName + ".\r\n" +
"Your support is greatly appreciated."
, "Activation Successful"
, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
return;
}
// Valid licence but not for this version
if (lic.NotForThisVersion)
{
MsgBox.Show(this,
"This licence is for an older version of " + Application.ProductName + ".\r\n" +
"\r\n" +
"Please consider purchasing a new licence for this version.\r\n" +
"If you believe this to be an error, please contact '" + Constants.SupportEmail + "' for support."
, "Licence Out of Date"
, MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
// Do nothing with free licences
if (lic.IsFreeLicence)
{
MsgBox.Show(this,
"This licence is the free edition licence.\r\n" +
"\r\n" +
"Please consider purchasing a licence for this version.\r\n" +
"If you believe this to be an error, please contact '" + Constants.SupportEmail + "' for support."
, "Free Edition Licence"
, MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
// Licence is invalid
MsgBox.Show(this,
"This licence file is invalid.\r\n" +
"\r\n" +
"If you believe this to be an error, please contact '" + Constants.SupportEmail + "' for support."
, "Activation Failed"
, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (Exception ex)
{
MsgBox.Show(this, $"Failed to locate and import a valid licence file\r\n{ex.Message}", Application.ProductName, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}