protected void FireTaskError(TaskErrorEventArgs ev)
{
if (TaskError != null) TaskError(this, ev);
}
private void OnTaskError(object sender, TaskErrorEventArgs ev)
{
string statusText;
// Dump the stacktrace of the exception in a file so it may useful
// to debug problems.
if (ev.Exception != null)
{
string logPath = Path.Combine(Path.GetTempPath(), "TeamboxUpdater.log");
FileStream exFile = null;
StreamWriter exStream = null;
try
{
exFile = new FileStream(logPath, FileMode.Create, FileAccess.Write);
exStream = new StreamWriter(exFile);
exStream.WriteLine(ev.Exception.ToString());
}
catch (Exception) { }
finally
{
if (exStream != null) exStream.Flush();
if (exFile != null) exFile.Close();
}
}
// If webcheck fails, this may be because of a lack of connectivity. Just
// show a warning and don't bother the user.
if (m_currentTask is WebCheck)
{
statusText = "Could not check for updates. Will retry later.";
ProgressTray.Warning(
"Teambox Update", statusText,
5);
ProgressTray.Status = statusText;
ProgressForm.Status = statusText;
DelayClose(10);
return;
}
// If the download or the installed failed to run, show an error message.
if (m_currentTask is WebDownload)
{
statusText = "Failed to download update for " + m_currentTask.TaskProduct.Name + ".";
ProgressTray.Error("Teambox Update", statusText, 10);
ProgressTray.Status = statusText;
ProgressForm.Status = statusText;
}
if (m_currentTask is Installer)
{
statusText = "Error while installing update for " + m_currentTask.TaskProduct.Name + ".";
ProgressTray.Error("Teambox Update", statusText, 10);
ProgressTray.Status = statusText;
ProgressForm.Status = statusText;
}
m_gotError = true;
m_currentTask = null;
DelayClose(30);
}