/// <summary>Deactivate License button click event handler</summary>
/// <param name="sender">object</param>
/// <param name="e">EventArgs</param>
private void deactivateButton_Click(object sender, EventArgs e)
{
if (!m_IsEvaluation)
{
if (m_License.DeactivateOnline())
{
m_EvaluationLicense = new SampleSelfSignedLicense();
File.Delete(LicenseConfiguration.LicenseFilePath);
if (m_EvaluationLicense.CreateExpiredEvaluation())
{
m_CurrentLicense = m_EvaluationLicense;
MessageBox.Show("The license has been deactivated successfully.", "License Deactivation", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
MessageBox.Show("The license was not deactivated. Error: (" + m_License.LastError.ErrorNumber + ")" + m_License.LastError.ErrorString, "License Deactivation", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
else
{
MessageBox.Show("The license was not deactivated. Error: (" + m_License.LastError.ErrorNumber + ")" + m_License.LastError.ErrorString, "License Deactivation", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
ReloadLicense();
}
}
/// <summary>Refreshes the license file.</summary>
/// <returns>Returns true if the license file was refreshed successfully. If false is returned, see the <see cref="License.LastError"/> property for details.</returns>
internal bool RefreshLicense(XmlLicenseFileService webservice)
{
if (null == webservice)
{
LastError = new LicenseError(LicenseError.ERROR_WEBSERVICE_INVALID_CONFIGURATION);
return(false);
}
string licenseContent = "";
if (!base.RefreshLicense(webservice, ref licenseContent))
{
if (SampleLicense.ShouldLicenseBeRevoked(LastError.ExtendedErrorNumber))
{
if (!RemoveLicense())
{
return(false);
}
}
return(false);
}
//try to save the license file to the file system
if (!SaveLicenseFile(licenseContent))
{
return(false);
}
return(true);
}
/// <summary>Shows the <see cref="LicensingGui"/> object's license management form.</summary>
private void ManageLicense()
{
if (LicenseConfiguration.EncryptionKey.LastError.ErrorNumber != LicenseError.ERROR_NONE &&
LicenseConfiguration.EncryptionKey.LastError.ErrorNumber != LicenseError.ERROR_PLUS_EVALUATION_WARNING)
{
m_License.LastError = LicenseConfiguration.EncryptionKey.LastError;
}
else if (SampleLicense.IsClockBackdatedAtRuntime(m_LastLicenseValidationTime))
{
m_LastLicenseValidationResult = false;
m_License.LastError = new LicenseError(LicenseError.ERROR_SYSTEM_TIME_INVALID);
}
else if (m_License.LastError.ErrorNumber != LicenseError.ERROR_COULD_NOT_LOAD_LICENSE)
{
m_LastLicenseValidationResult = m_License.Validate();
m_LastLicenseValidationTime = DateTime.UtcNow;
statusLabel.Text = "Status: " + m_License.LastError.ErrorString;
}
this.criticalFeatureButton.Enabled = UpdateLicenseStatus();
sampleLicensingGui.ShowDialog(LicensingGuiDialog.LicenseManagement, this, FormStartPosition.CenterParent);
//Update the status
this.criticalFeatureButton.Enabled = UpdateLicenseStatus();
}
/// <summary>Displays <see cref="NetworkLicenseBrowseForm"/> Initializes licensing objects.</summary>
private void InitializeLicensingObjects()
{
using (NetworkLicenseBrowseForm dialog = new NetworkLicenseBrowseForm())
{
if (dialog.ShowDialog() == DialogResult.OK)
{
LicenseConfiguration.LicenseFilePath = dialog.SelectedPath;
}
else
{
Environment.Exit(0);
}
}
//Initialize the license object.
m_License = SampleLicense.CreateNewLicense(sampleLicensingGui);
//Now pass the initialized license object to the LicenseingGui component.
sampleLicensingGui.ApplicationLicense = m_License;
//Configure the LicensingGui component with the trigger code seed data (only applicable with writable/self-signed licenses).
sampleLicensingGui.TriggerCodeSeed = LicenseConfiguration.TriggerCodeSeed;
sampleLicensingGui.RegKey2Seed = LicenseConfiguration.RegKey2Seed;
//Wire-up event handlers for the LicensingGui component. Although this is typically done in the designer, this sample code intentionally
//initializes to a) make it easier for you to copy-and-paste; and b) prevent the sample functions referenced here from being deleted when
//the event handlers are changed in the designer.
sampleLicensingGui.LicenseManagementActionComplete += new EventHandler <LicenseManagementActionCompleteEventArgs>(PostProcessingUpdates);
sampleLicensingGui.ManualActionLoadRequested += new EventHandler <ManualActionLoadRequestedEventArgs>(ManualActionLoadRequested);
sampleLicensingGui.ManualActionSaveRequested += new EventHandler <ManualActionSaveRequestedEventArgs>(ManualActionSaveRequested);
sampleLicensingGui.SplashDoWork += new EventHandler <EventArgs>(InitializeApplicationSettings);
sampleLicensingGui.SplashWorkCompleteEvent += new EventHandler <EventArgs>(SplashWorkCompleted);
}
/// <summary>Reloads the license file and refreshes the status on the main form.</summary>
/// <returns>bool</returns>
public bool ReloadLicense()
{
m_License = new SampleLicense();
//Get the Evaluation Encryption envelope warning message.
if (m_License.LastError.ErrorNumber == LicenseError.ERROR_PLUS_EVALUATION_WARNING)
{
m_WarningMessage = "Warning: (" + m_License.LastError.ErrorNumber + ") " + m_License.LastError.ErrorString;
}
bool successful = m_License.LoadFile(LicenseConfiguration.LicenseFilePath);
if (!successful)
{
successful = m_License.CreateFreshEvaluation();
if (successful)
{
successful = m_License.LoadFile(LicenseConfiguration.LicenseFilePath);
}
}
if (!successful)
{
mnuRefreshLicense.Enabled = false;
UpdateLicenseStatusProperty();
SplashScreen.InitializeFeatures(m_Features, m_License, false);
ToggleFeatures();
return(false);
}
return(RefreshLicenseStatus());
}
/// <summary>Refreshes the license file.</summary>
/// <returns>Returns true if the license file was refreshed successfully. If false is returned, see the <see cref="License.LastError"/> property for details.</returns>
internal bool RefreshLicense()
{
string licenseContent = "";
//initialize the object used for calling the web service method
using (XmlLicenseFileService ws = m_Settings.CreateNewXmlLicenseFileServiceObject())
{
if (null == ws)
{
LastError = new LicenseError(LicenseError.ERROR_WEBSERVICE_INVALID_CONFIGURATION);
return(false);
}
if (!base.RefreshLicense(ws, ref licenseContent))
{
if (SampleLicense.ShouldLicenseBeRevoked(LastError.ExtendedErrorNumber))
{
RemoveLicense();
}
return(false);
}
}
//try to save the license file to the file system
if (!SaveLicenseFile(licenseContent, false))
{
return(false);
}
return(true);
}
/// <summary>Reloads the license file and refreshes the status on the main form.</summary>
public bool ReloadLicense()
{
m_License = new SampleLicense();
//Get the Evaluation Encryption envelope warning message.
if (m_License.LastError.ErrorNumber == LicenseError.ERROR_PLUS_EVALUATION_WARNING)
{
m_WarningMessage = "Warning: (" + m_License.LastError.ErrorNumber + ") " + m_License.LastError.ErrorString;
}
bool successful = m_License.LoadFile(LicenseConfiguration.LicenseFilePath);
SplashScreen.InitializeFeatures(m_Features, m_License, successful);
this.mnuNew.Enabled = newToolStripButton.Enabled = m_Features.CheckStatus(LicenseFeatures.New.ToString());
this.mnuOpen.Enabled = openToolStripButton.Enabled = m_Features.CheckStatus(LicenseFeatures.Open.ToString());
this.mnuPrint.Enabled = printToolStripButton.Enabled = m_Features.CheckStatus(LicenseFeatures.Print.ToString());
this.mnuFind.Enabled = findToolStripButton.Enabled = m_Features.CheckStatus(LicenseFeatures.Find.ToString());
this.mnuSave.Enabled = saveToolStripButton.Enabled = m_Features.CheckStatus(LicenseFeatures.Save.ToString());
this.mnuSelectAll.Enabled = m_Features.CheckStatus(LicenseFeatures.SelectAll.ToString());
this.mnuCut.Enabled = cutToolStripButton.Enabled = m_Features.CheckStatus(LicenseFeatures.Cut.ToString());
this.mnuCopy.Enabled = copyToolStripButton.Enabled = m_Features.CheckStatus(LicenseFeatures.Copy.ToString());
this.mnuPaste.Enabled = pasteToolStripButton.Enabled = m_Features.CheckStatus(LicenseFeatures.Paste.ToString());
this.mnuSaveAs.Enabled = m_Features.CheckStatus(LicenseFeatures.SaveAs.ToString());
this.mnuReplace.Enabled = m_Features.CheckStatus(LicenseFeatures.Replace.ToString());
if (!successful)
{
m_IsLicenseValid = false;
mnuRefreshLicense.Enabled = false;
UpdateLicenseStatusProperty();
return(false);
}
return(RefreshLicenseStatus());
}
/// <summary>Performs post-processing updates.</summary>
/// <remarks><para>This method handles the <see cref="LicensingGui.LicenseManagementActionComplete"/> event.</para></remarks>
/// <param name="sender">The sender object.</param>
/// <param name="e">Event arguments</param>
private void PostProcessingUpdates(object sender, LicenseManagementActionCompleteEventArgs e)
{
SampleLicense.PostProcessingUpdates(ref m_License, ref sampleLicensingGui, ref e, out m_LastLicenseValidationResult);
m_LastLicenseValidationTime = DateTime.UtcNow;
//Update the license status entries and the controls on this form.
UpdateLicenseStatus();
}
/// <summary>Performs post-processing updates for actions performed through the <see cref="LicensingGui"/>.</summary>
/// <remarks><para>This method is called by the <see cref="LicensingGui.LicenseManagementActionComplete"/> event handler method. In the
/// sample application form source code (i.e. MainForm.cs), this method is similarly named PostProcessingUpdates. This might be named
/// something like licensingGui1_LicenseManagementActionComplete in your application.</para></remarks>
/// <param name="lic">The <see cref="License"/> being processed.</param>
/// <param name="licGui">The <see cref="LicensingGui"/> used to process updates for the license.</param>
/// <param name="e">The post-processing event arguments returned from the <see cref="LicensingGui"/> object.</param>
/// <param name="newValidationSuccessful">Whether or not validation after processing updates has passed successfully.</param>
internal static void PostProcessingUpdates(ref SampleLicense lic, ref LicensingGui licGui, ref LicenseManagementActionCompleteEventArgs e, out bool newValidationSuccessful)
{
//If an action was processed, run some post-processing actions.
if (LicenseManagementActionTypes.ManualTriggerCode == e.ActionType)
{
//A trigger code needs to be processed...
if (!lic.ProcessTriggerCode(e.LicenseID, e.Password, e.TriggerCodeNumber, e.TriggerCodeEventData))
{
//If trigger code processing failed, show the error in the license management dialog.
e.PostProcessingSuccessful = false;
e.LastError = lic.LastError;
}
//Reload and revalidate the license file.
if (lic.LoadFile(LicenseConfiguration.LicenseFilePath))
{
newValidationSuccessful = lic.Validate();
}
else
{
newValidationSuccessful = false;
}
}
else if (LicenseError.ERROR_WEBSERVICE_RETURNED_FAILURE == e.LastError.ErrorNumber)
{
//The last action failed because the license is no longer valid in SOLO Server, so remove the license from the system.
if (ShouldLicenseBeRevoked(lic.LastError.ExtendedErrorNumber))
{
RevokeLicense(ref lic, ref licGui);
newValidationSuccessful = false;
}
else
{
//The web service returned an error, which should be disabled to the user.
e.PostProcessingSuccessful = false;
e.LastError = lic.LastError;
}
}
else if (LicenseManagementActionTypes.OnlineDeactivation == e.ActionType ||
LicenseManagementActionTypes.ManualDeactivation == e.ActionType)
{
RevokeLicense(ref lic, ref licGui);
newValidationSuccessful = false;
return;
}
else if (e.ProcessedSuccessfully &&
(LicenseManagementActionTypes.OnlineActivation == e.ActionType ||
LicenseManagementActionTypes.OnlineRefresh == e.ActionType ||
LicenseManagementActionTypes.ManualActivation == e.ActionType ||
LicenseManagementActionTypes.ManualRefresh == e.ActionType))
{
//This was a successful activation or license refresh attempt, which means we have a new license to process.
lic.ProcessNewLicense(ref e, out newValidationSuccessful);
}
newValidationSuccessful = lic.Validate();
}
/// <summary>Revokes the license.</summary>
/// <remarks><para>This method is called from <see cref="PostProcessingUpdates"/>.</para></remarks>
/// <param name="lic">The <see cref="License"/> object being revoked.</param>
/// <param name="licGui">The <see cref="LicensingGui"/> which references the <see cref="License"/> object.</param>
internal static void RevokeLicense(ref SampleLicense lic, ref LicensingGui licGui)
{
//The license has been revoked, so remove it from the system.
lic.RemoveLicense();
//Create a new License to clear out any data (like the License ID and Installation ID) from memory.
lic = SampleLicense.CreateNewLicense(licGui);
//Now try to load the license file even though it doesn't exist. This helps ensure the correct error
//message is displayed in the license status entry if the license management form is opened again.
lic.LoadFile(LicenseConfiguration.LicenseFilePath);
//Update the reference to the License object in case the license management form is opened again.
licGui.ApplicationLicense = lic;
}
/// <summary>Reloads the license file and refreshes the status on the main form.</summary>
public void ReloadLicense()
{
m_License = new SampleReadOnlyLicense();
m_EvaluationLicense = new SampleSelfSignedLicense();
m_CurrentLicense = m_License;
if (!m_License.LoadFile(LicenseConfiguration.LicenseFilePath))
{
if (m_License.LastError.ErrorNumber == LicenseError.ERROR_PLUS_EVALUATION_INVALID)
{
//Invalid Protection PLUS 5 SDK evaluation envelope.
statusTextLabel.Text = m_License.LastError.ErrorString;
activateButton.Enabled = false;
activateManuallyButton.Enabled = false;
refreshLicenseButton.Enabled = false;
deactivateButton.Enabled = false;
return;
}
m_CurrentLicense = m_EvaluationLicense;
m_IsEvaluation = true;
if (!m_EvaluationLicense.LoadFile(LicenseConfiguration.LicenseFilePath))
{
if (!m_EvaluationLicense.CreateFreshEvaluation())
{
statusTextLabel.Text = "Invalid. " + m_License.LastError.ErrorString;
return;
}
else
{
if (!m_EvaluationLicense.LoadFile(LicenseConfiguration.LicenseFilePath))
{
statusTextLabel.Text = "Invalid. " + m_License.LastError.ErrorString;
return;
}
}
}
}
else
{
m_CurrentLicense = m_License;
m_IsEvaluation = false;
}
RefreshLicenseStatus();
}
/// <summary>The method that performs the work, which is run asynchronously by the splash screen.</summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">Event arguments</param>
/// <remarks><para>This method handles the <see cref="LicensingGui.SplashDoWork"/> event.</para></remarks>
private void InitializeApplicationSettings(object sender, EventArgs e)
{
//Load and initialize the license file.
m_LastLicenseValidationResult = m_License.InitializeLicense();
//If License is initialized properly, display status. If we created a fresh evaluation, clear the prior error generated from being unable to load an existing license file.
if (m_LastLicenseValidationResult && m_License.LastError.ErrorNumber == LicenseError.ERROR_COULD_NOT_LOAD_LICENSE)
{
m_License.LastError = new LicenseError(LicenseError.ERROR_NONE);
}
//this.criticalFeatureButton.Enabled = UpdateLicenseStatus();
if (m_Semaphore != null)
{
m_Semaphore.Close();
m_Semaphore = null;
}
if (!m_LastLicenseValidationResult && !(m_License.IsWritable) &&
m_License.ProductOption.OptionType == LicenseProductOption.ProductOptionType.DownloadableLicenseWithTriggerCodeValidation)
{
//The license is a downloadable license file, and is not supported since the application license is not a WritableLicense...
try
{
//Try to delete the downloadable file.
File.Delete(LicenseConfiguration.LicenseFilePath);
//Re-initialize the settings and the license objects so none of the information from the downloadable license carries over.
m_License = SampleLicense.CreateNewLicense(sampleLicensingGui);
sampleLicensingGui.ApplicationLicense = m_License;
//Try to load and initialize the license file again.
m_LastLicenseValidationResult = m_License.InitializeLicense();
}
catch (Exception ex)
{
statusLabel.Text = "Error: " + ex.Message;
}
}
m_LastLicenseValidationTime = DateTime.UtcNow;
}
/// <summary>The method that performs the work, which is run asynchronously by the splash screen.</summary>
/// <remarks><para>This method handles the <see cref="LicensingGui.SplashDoWork"/> event.</para></remarks>
/// <param name="sender">The sender object.</param>
/// <param name="e">Event arguments</param>
private void InitializeApplicationSettings(object sender, EventArgs e)
{
//Load and initialize the license file.
m_LastLicenseValidationResult = m_License.InitializeLicense();
//If we created a fresh evaluation, clear the prior error generated from being unable to load an existing license file.
if (m_LastLicenseValidationResult && m_License.LastError.ErrorNumber == LicenseError.ERROR_COULD_NOT_LOAD_LICENSE)
{
m_License.LastError = new LicenseError(LicenseError.ERROR_NONE);
}
if (!m_LastLicenseValidationResult &&
!(m_License.IsWritable) &&
m_License.ProductOption.OptionType == LicenseProductOption.ProductOptionType.DownloadableLicenseWithTriggerCodeValidation)
{
//The license is a downloadable license file, and is not supported since the application license is not a WritableLicense...
string licenseFilePath = (File.Exists(LicenseConfiguration.VolumeLicenseFilePath) ?
LicenseConfiguration.VolumeLicenseFilePath :
LicenseConfiguration.LicenseFilePath);
try
{
//Try to delete the downloadable file.
File.Delete(licenseFilePath);
//Re-initialize the settings and the license objects so none of the information from the downloadable license carries over.
m_License = SampleLicense.CreateNewLicense(sampleLicensingGui);
sampleLicensingGui.ApplicationLicense = m_License;
//Try to load and initialize the license file again.
m_LastLicenseValidationResult = m_License.InitializeLicense();
}
catch (Exception)
{
//We were unable to delete the downloadable license file.
}
}
m_LastLicenseValidationTime = DateTime.UtcNow;
//TODO: If your application has any of its own initialization logic, you can add it here so it runs while the
// splash screen is being displayed.
}
/// <summary>Performs post-processing updates.</summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">Event arguments</param>
/// <remarks><para>This method handles the <see cref="LicensingGui.LicenseManagementActionComplete"/> event.</para></remarks>
private void PostProcessingUpdates(object sender, LicenseManagementActionCompleteEventArgs e)
{
SampleLicense.PostProcessingUpdates(ref m_License, ref sampleLicensingGui, ref e, out m_LastLicenseValidationResult);
m_LastLicenseValidationTime = DateTime.UtcNow;
//Update SeatsTotal when Semaphore is not null
if (m_Semaphore != null)
{
m_Semaphore.SeatsTotal = m_License.LicenseCounter;
if (m_Semaphore.SeatsAvailable < 0)
{
m_Semaphore.Close();
m_Semaphore = null;
}
}
//Update license LastError if license activation has been completed successfully in post-Processing updates
if (m_LastLicenseValidationResult && e.LastError.ErrorNumber == LicenseError.ERROR_NONE)
{
m_License.LastError = new LicenseError(LicenseError.ERROR_NONE);
}
UpdateLicenseStatus();
}
/// <summary>Main form Load event handler</summary>
/// <param name="sender">object</param>
/// <param name="e">EventArgs</param>
private void MainForm_Load(object sender, EventArgs e)
{
using (NetworkLicenseBrowseForm browseDlg = new NetworkLicenseBrowseForm())
{
if (browseDlg.ShowDialog() == DialogResult.OK)
{
LicenseConfiguration.LicenseFilePath = browseDlg.SelectedPath;
}
else
{
Application.Exit();
}
}
m_License = new SampleLicense();
if (m_License.LastError.ErrorNumber == LicenseError.ERROR_PLUS_EVALUATION_WARNING)
{
MessageBox.Show("Warning: (" + m_License.LastError.ErrorNumber + ") " + m_License.LastError.ErrorString, "Warning", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
ReloadLicense();
}
/// <summary>Occurs when a manual's action should be saved so it may be resumed later.</summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">Event arguments</param>
/// <remarks>
/// <para>This method handles the <see cref="LicensingGui.ManualActionSaveRequested"/> event.</para>
/// <note type="caution">
/// <para>
/// TODO: IMPORTANT: Either Implement your own handlers for loading and saving a manual request state/session, or update
/// the ManualActionIV and ManualActionKey properties (in the LicenseConfiguration class) with randomized data which is
/// unique for each of your applications. The implementations provided are simple and only designed to show you the
/// functionality which you can achieve by saving and restoring manual action sessions. However, it is VERY IMPORTANT
/// that you take measures to hide and protect the saved request data/file so users may not easily restore and replay
/// old responses (known as a replay attack).
/// </para>
/// </note>
/// </remarks>
private void ManualActionSaveRequested(object sender, ManualActionSaveRequestedEventArgs e)
{
SampleLicense.SaveManualActionSessionState(e.Contents);
}
/// <summary>Occurs when a manual action should be loaded and resumed.</summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">Event arguments</param>
/// <remarks>
/// <para>This method handles the <see cref="LicensingGui.ManualActionLoadRequested"/> event.</para>
/// <note type="caution">
/// <para>
/// TODO: IMPORTANT: Either Implement your own handlers for loading and saving a manual request state/session, or update
/// the ManualActionIV and ManualActionKey properties (in the LicenseConfiguration class) with randomized data which is
/// unique for each of your applications. The implementations provided are simple and only designed to show you the
/// functionality which you can achieve by saving and restoring manual action sessions. However, it is VERY IMPORTANT
/// that you take measures to hide and protect the saved request data/file so users may not easily restore and replay
/// old responses (known as a replay attack).
/// </para>
/// </note>
/// </remarks>
private void ManualActionLoadRequested(object sender, ManualActionLoadRequestedEventArgs e)
{
e.Contents = SampleLicense.LoadManualActionSessionState();
}
/// <summary>Updates the License's status in the <see cref="LicensingGui"/> and checks if network seats are available.</summary>
/// <returns>Returns true if the network seats are not depleted, false otherwise</returns>
private bool UpdateLicenseStatus()
{
SampleLicense license = SampleLicense.CreateNewLicense(sampleLicensingGui);
license.LoadFile(LicenseConfiguration.LicenseFilePath);
if (license.LicenseID != m_License.LicenseID || license.InstallationID != m_License.InstallationID)
{
sampleLicensingGui.ApplicationLicense = license;
m_License = license;
if (m_Semaphore != null)
{
m_Semaphore.Close();
m_Semaphore = null;
}
}
if (!m_LastLicenseValidationResult || m_License.LastError.ErrorNumber != LicenseError.ERROR_NONE)
{
statusLabel.Text = m_License.GenerateNetworkLicenseStatusString(m_LastLicenseValidationResult, m_Semaphore);
m_License.InitializeNetworkLicenseStatusEntries(m_LastLicenseValidationResult, sampleLicensingGui, m_Semaphore);
//Check seats count and set the status, when No seats available and license re-activation completed with errors(No activation left or Invalid License ID and/or Password).
if (m_License.LastError.ErrorNumber == LicenseError.ERROR_WEBSERVICE_RETURNED_FAILURE && m_Semaphore == null)
{
m_Semaphore = new NetworkSemaphore(Path.GetDirectoryName(LicenseConfiguration.LicenseFilePath), LicenseConfiguration.NetworkSemaphorePrefix, m_License.LicenseCounter, true, 15, true);
if (!m_Semaphore.Open() && m_Semaphore.LastError.ErrorNumber == LicenseError.ERROR_NETWORK_LICENSE_FULL) // try to open a network session
{
statusLabel.Text = m_License.GenerateLicenseStatusString(m_LastLicenseValidationResult) + "No Seats Available.";
m_License.InitializeLicenseStatusEntries(m_LastLicenseValidationResult, sampleLicensingGui);
sampleLicensingGui.LicenseStatusEntries.Add(new LicenseStatusEntry(LicenseStatusIcon.Information, "Network Seats", "No Seats Available"));
}
m_Semaphore = null;
}
return(false);
}
if (!m_License.Validate())
{
if (m_Semaphore != null)
{
m_Semaphore.Close(); // close our network session if it is open
m_Semaphore = null;
}
statusLabel.Text = "The license is invalid or expired";
m_License.InitializeNetworkLicenseStatusEntries(m_LastLicenseValidationResult, sampleLicensingGui, m_Semaphore);
return(false);
}
else
{
if (m_Semaphore == null)
{
m_Semaphore = new NetworkSemaphore(Path.GetDirectoryName(LicenseConfiguration.LicenseFilePath), LicenseConfiguration.NetworkSemaphorePrefix, m_License.LicenseCounter, true, 15, true);
m_Semaphore.Invalid += new NetworkSemaphore.InvalidEventHandler(InvalidSemaphoreHandler);
if (!m_Semaphore.Open() && m_Semaphore.LastError.ErrorNumber == LicenseError.ERROR_NETWORK_LICENSE_FULL) // try to open a network session
{
using (NetworkLicenseSearchForm searchDialog = new NetworkLicenseSearchForm(m_Semaphore))
{
if (searchDialog.ShowDialog() != DialogResult.OK)
{
statusLabel.Text = m_License.GenerateLicenseStatusString(m_LastLicenseValidationResult) + "No Seats Available.";
m_License.InitializeLicenseStatusEntries(m_LastLicenseValidationResult, sampleLicensingGui);
sampleLicensingGui.LicenseStatusEntries.Add(new LicenseStatusEntry(LicenseStatusIcon.Information, "Network Seats", "No Seats Available"));
m_Semaphore = null;
}
}
}
else if (m_Semaphore.LastError.ErrorNumber != LicenseError.ERROR_NONE)
{
statusLabel.Text = "Status: Unable to establish a network session. " + m_Semaphore.LastError;
statusLabel.Text += "\nUsers: N/A";
m_Semaphore = null;
}
else
{
statusLabel.Text = m_License.GenerateNetworkLicenseStatusString(m_LastLicenseValidationResult, m_Semaphore);
m_License.InitializeNetworkLicenseStatusEntries(m_LastLicenseValidationResult, sampleLicensingGui, m_Semaphore);
}
return(false);
}
if (m_Semaphore != null && m_Semaphore.IsValid)
{
statusLabel.Text = m_License.GenerateNetworkLicenseStatusString(m_LastLicenseValidationResult, m_Semaphore);
m_License.InitializeNetworkLicenseStatusEntries(m_LastLicenseValidationResult, sampleLicensingGui, m_Semaphore);
}
return(true);
}
}
/// <summary>Default main form constructor</summary>
public MainForm()
{
InitializeComponent();
m_License = new SampleReadOnlyLicense();
m_CurrentLicense = m_License;
}