/// <summary>
/// Handles the LearningModuleClosing event of the LearnLogic control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="MLifter.BusinessLayer.LearningModuleClosingEventArgs"/> instance containing the event data.</param>
/// <remarks>Documented by Dev02, 2008-05-06</remarks>
void learnLogic_LearningModuleClosing(object sender, LearningModuleClosingEventArgs e)
{
if (!ShowLearningStatistics())
e.Cancel = true;
}
/// <summary>
/// Raises the <see cref="E:LearningModuleClosing"/> event.
/// </summary>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
/// <remarks>Documented by Dev02, 2008-05-05</remarks>
private void OnLearningModuleClosing(LearningModuleClosingEventArgs e)
{
if (LearningModuleClosing != null)
LearningModuleClosing(this, e);
}
/// <summary>
/// Closes the learning module.
/// </summary>
/// <returns>True, if successful, else false.</returns>
/// <remarks>Documented by Dev02, 2008-05-05</remarks>
/// <remarks>Documented by Dev08, 2008-08-08</remarks>
public bool CloseLearningModule()
{
try
{
if (this.LearningModuleLoaded)
{
LearningModuleClosingEventArgs e = new LearningModuleClosingEventArgs();
OnLearningModuleClosing(e);
if (e.Cancel)
return false;
Log.CloseUserSession(Dictionary.DictionaryDAL.Parent);
while (!user.Dictionary.Save())
{
UserModuleNotSavedDialogEventArgs args = new UserModuleNotSavedDialogEventArgs(user.Dictionary, -1);
OnUserDialog(args);
if (args.cancelClosing)
return false;
if (!args.tryagain)
break;
}
StopCountdownTimer();
user.Dictionary.Close();
user.Dictionary = null;
OnLearningModuleClosed(EventArgs.Empty);
}
}
catch (NpgsqlException exp)
{
if (exp.TargetSite.Name == "Open")
OnLearningModuleConnectionLost(EventArgs.Empty);
else
throw;
StopCountdownTimer();
user.Dictionary.Close();
user.Dictionary = null;
OnLearningModuleClosed(EventArgs.Empty);
audioPlayer.StopThread(false);
}
return !this.LearningModuleLoaded; //success when the module is not open anymore
}
/// <summary>
/// Override LearningModuleClosing event to force it to fail.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="MLifter.BusinessLayer.LearningModuleClosingEventArgs"/> instance containing the event data.</param>
/// <remarks>Documented by Dev09, 2009-03-05</remarks>
void llogic_LearningModuleClosing(object sender, LearningModuleClosingEventArgs e)
{
e.Cancel = true;
}