/// <summary>
/// Attempt to handle/report an exception.
/// </summary>
/// <param name="ex">Exception to handle.</param>
/// <returns><c>true</c> if the exception was handled, <c>false</c> if it should be rethrown.</returns>
public bool TryHandleException(Exception ex)
{
var args = new DispatchExceptionEventArgs(ex, false);
HandleException(args);
return(args.ShouldRethrow);
}
private void HandleException(DispatchExceptionEventArgs e)
{
if (PreviewException != null)
{
PreviewException(this, e);
}
if (e.ShouldReport)
{
_logger.WriteError(e.IsUnhandled ? "Unhandled exception: {0}\r\n{1}" : "Exception: {0}\r\n{1}", e.Exception.Message, e.Exception.StackTrace);
if (_reportHandler != null)
{
_reportHandler(this, e);
}
}
if (e.ShouldTerminate && !_isTerminating)
{
_logger.WriteWarning("Terminating application");
_isTerminating = true;
Application.Current.Shutdown();
}
}
private static void DefaultExceptionHandler(object sender, DispatchExceptionEventArgs e)
{
string title;
try
{
var dialogService = ServiceRepository.Instance.FindService <IDialogService>();
title = dialogService.MainWindow.Title;
}
catch (Exception)
{
try
{
title = Application.Current.MainWindow.Title;
}
catch (Exception)
{
try
{
title = Assembly.GetEntryAssembly().GetName().Name;
}
catch (Exception)
{
title = String.Empty;
}
}
}
var innerException = e.Exception;
while (innerException.InnerException != null)
{
innerException = innerException.InnerException;
}
try
{
var logService = ServiceRepository.Instance.FindService <ILogService>();
var logger = logService.GetLogger("Jamiras.Core");
logger.WriteError(innerException.Message + "\n" + innerException.StackTrace);
}
catch
{
// ignore exception trying to log exception
}
if (title.Length > 0)
{
title += " - ";
}
if (e.IsUnhandled)
{
title += "Unhandled ";
}
title += innerException.GetType().Name;
MessageBox.Show(innerException.Message, title, MessageBoxButton.OK, MessageBoxImage.Error);
}
private void DispatchUnhandledException(object sender, UnhandledExceptionEventArgs e)
{
if (e.IsTerminating)
{
_isTerminating = true;
}
var args = new DispatchExceptionEventArgs((Exception)e.ExceptionObject, true);
HandleException(args);
}
