public void SetErrorCode(HResult hr)
{
if (hr.Succeeded)
{
ClearStatus();
}
else
{
this.Severity = ErrorSeverity.Error;
this.Code = hr.ErrorCodeAsString;
this.Description = hr.DetailedMessage;
}
}
private StatusDialog(Window owner, string title, BackgroundRequest request, HResult hr, string message, string errorPreamble, Action postAction)
{
instance = this;
this.WindowStartupLocation = WindowStartupLocation.CenterOwner;
this.Owner = owner;
this.Title = title;
this.ErrorStatus = new ErrorStatus();
this.ErrorStatus.Preamble = message;
this.ErrorStatus.SetStatus(ErrorSeverity.Info, null, null);
this.request = request;
this.reportProgress = request as IReportProgress;
this.DataContext = this;
this.originalMessage = message;
this.currentMessage = new MessageNode
{
Preamble = errorPreamble ?? StringResources.UnknownErrorOccurred,
PostAction = postAction
};
InitializeComponent();
if (request != null)
{
request.Dispatched += OnRequestDispatched;
if (reportProgress != null)
{
reportProgress.Progress += OnProgressReport;
}
if (request.IsDispatchComplete)
{
// We were asked to wait on a request that has already been dispatched. Simulate notification
// of the dispatch. Can't call it directly because Close() right now is bad news.
this.Dispatcher.BeginInvoke((Action)(() => { this.OnRequestDispatched(request, EventArgs.Empty); }), DispatcherPriority.Background);
}
}
else
{
SwitchToError(hr, false);
}
this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Copy, OnCopyExecuted));
}
public void ShowError(string errorPreamble, HResult hr)
{
StringBuilder sb = new StringBuilder();
if (!string.IsNullOrEmpty(errorPreamble))
{
sb.AppendLine(errorPreamble);
sb.AppendLine();
}
if (!string.IsNullOrEmpty(hr.DetailedMessage))
{
sb.Append(hr.DetailedMessage);
}
else
{
sb.AppendLine(StringResources.UnknownErrorOccurred);
sb.Append(hr.ErrorCodeAsString);
}
ShowMessageBox(sb.ToString());
}
public ErrorStatus(HResult hr)
{
this.SetErrorCode(hr);
}
private void InternalOnResponseDispatched(HResult result)
{
Processor.OnRequestDispatched(this);
var handler = this.Dispatched;
if (handler != null)
handler(this, EventArgs.Empty);
OnResponseDispatched(result);
this.IsDispatchComplete = true;
}
// This call is made on the processor's dispatcher thread (presumably the UI). It is guaranteed to be
// called exactly once, provided that this request is enqueued and the processor is not shut down before
// it gets to it.
protected virtual void OnResponseDispatched(HResult result)
{
}
// Implementations should call this to dispatch the final result of this request.
protected virtual void DispatchResponse(HResult result)
{
lock (lockObject)
{
if (responseDispatched)
return;
responseDispatched = true;
dispatchedResult = result;
if (workDone != null)
workDone.Set();
}
this.Processor.Dispatcher.BeginInvoke((Action<HResult>)InternalOnResponseDispatched, this.Processor.DispatchPriority, result);
}
// This call is made on the processor's dispatcher thread (presumably the UI). It is guaranteed to be
// called exactly once, provided that this request is enqueued and the processor is not shut down before
// it gets to it.
protected virtual void OnResponseDispatched(HResult result)
{
}
public static void DisplayWarningMessage(Window owner, string title, HResult hr, string errorPreamble, Action postAction)
{
DisplayMessageInternal(owner, title, hr, true, errorPreamble, postAction);
}
public void ShowError(string errorText)
{
ShowError(HResult.FromErrorText(errorText));
}
public void ShowError(HResult hr)
{
ShowError(null, hr);
}
private static void DisplayMessageInternal(Window owner, string title, HResult hr, bool isTheHresultAWarning, string errorPreamble, Action postAction)
{
if (instance == null)
{
var dialog = new StatusDialog(owner, title, null, hr, null, errorPreamble, postAction);
if (isTheHresultAWarning)
{
dialog.SwitchToError(hr, true);
}
dialog.ShowDialog();
}
else
{
if (instance.additionalMessages == null)
{
instance.additionalMessages = new Queue<MessageNode>();
}
var newMessage = new MessageNode
{
Preamble = errorPreamble ?? StringResources.UnknownErrorOccurred,
Result = hr,
PostAction = postAction,
IsWarningMessage = isTheHresultAWarning,
};
instance.additionalMessages.Enqueue(newMessage);
}
}
public void SwitchToError(HResult hr, bool isWarning)
{
this.ErrorStatus.Preamble = this.currentMessage.Preamble;
if (isWarning)
{
this.ErrorStatus.SetStatus(ErrorSeverity.Warning, hr.DetailedMessage, hr.ErrorCodeAsString);
}
else
{
this.ErrorStatus.SetErrorCode(hr);
}
this.progressBar.Visibility = System.Windows.Visibility.Collapsed;
this.cancelButton.Content = StringResources.CloseButtonText;
this.canceled = true;
this.ProgressiveDisclosure = true;
if (AutoDismiss)
{
Result = hr;
this.Dispatcher.BeginInvoke((Action)(() => { this.Close(); }), DispatcherPriority.Background);
}
}
public static void DisplayWarningMessage(Window owner, string title, HResult hr, string errorPreamble, Action postAction)
{
DisplayMessageInternal(owner, title, hr, true, errorPreamble, postAction);
}
public void ShowError(HResult hr)
{
ShowError(null, hr);
}
public static HResult FromErrorText(string errorText, HResult hrOld)
{
HResult hr = hrOld;
hr.detailedErrorMessage = errorText;
return hr;
}
void LoadWindowState()
{
bool usingDefault = false;
try
{
if (!File.Exists(this.windowStateFileName))
{
usingDefault = true;
CreateDefaultWindowState();
}
TryLoadWindowState();
}
catch (Exception ex)
{
bool versionMismatch = ex is VersionMismatchException;
// Don't let missing/corrupt window state data tip us over. Try the default if we haven't already.
if (!usingDefault)
{
ex = null;
try
{
CreateDefaultWindowState();
TryLoadWindowState();
}
catch (Exception ex2)
{
// This will leave our window blank. Bad, but the file tab will still work. When we have a tools/options/reset window state option,
// that will be the solution (or at least the way we can report the problem in a natural way). This would be a weird
// situation anyway...
ex = ex2;
}
}
if (ex != null || versionMismatch)
{
this.Dispatcher.BeginInvoke((Action)(() =>
{
var notificationService = this.RootServiceProvider.GetService(typeof(IUserNotificationService)) as IUserNotificationService;
if (ex != null)
{
var loggingService = this.RootServiceProvider.GetService(typeof(ILoggingService)) as ILoggingService;
if (loggingService != null)
{
loggingService.LogException(ex);
}
if (notificationService != null)
{
notificationService.ShowError(StringResources.ErrorLoadingWindowState, HResult.FromException(ex));
}
}
else
{
if (notificationService != null)
{
notificationService.ShowMessageBox(StringResources.WindowStateVersionMismatch);
}
}
}), DispatcherPriority.Background);
}
}
}
public ErrorStatus(HResult hr)
{
this.SetErrorCode(hr);
}
void ProcessRequests()
{
this.initResult = this.InitializeBackgroundThread();
this.initHandshakeEvent.Set();
if (this.initResult.Failed)
{
return;
}
IBackgroundRequest[] requestList;
while (true)
{
workReadyEvent.Wait();
lock (lockObject)
{
if (shutdownRequested)
{
break;
}
if (!this.ShouldContinueProcessing)
{
break;
}
if (this.requests.Count > 0)
{
requestList = this.requests.ToArray();
this.requests.Clear();
}
else
{
requestList = null;
}
workReadyEvent.Reset();
}
this.DoCustomProcessing();
if (requestList != null)
{
foreach (var request in requestList)
{
// Note that these requests may have already been canceled... this is a no-op in that case.
request.Execute();
// Allow COM callbacks to arrive between each request if present
this.processorThread.Join(0);
}
requestList = null;
}
}
this.CleanupBackgroundThread();
this.exitHandshakeEvent.Set();
}
void OnOkButtonClicked(object sender, RoutedEventArgs e)
{
if (this.consoleInEditMode != null)
{
SetConsoleInEditMode(null, false);
return;
}
var selectedConsole = this.listview.SelectedItem as ConsoleWrapper;
if (selectedConsole == null)
{
return;
}
if (this.changesMade)
{
var dupeTable = new Dictionary <string, ConsoleWrapper>();
// Check the console aliases for duplicates
foreach (var c in this.Consoles)
{
ConsoleWrapper dupe;
if (dupeTable.TryGetValue(c.Alias, out dupe))
{
this.notificationService.ShowError(string.Format(StringResources.ConsoleAliasAlreadyExistsFmt, c.Alias), HResult.FromErrorText(StringResources.ConsoleAliasesMustBeUnique));
this.listview.SelectedItem = c;
return;
}
dupeTable[c.Alias] = c;
}
// No duplicates... let's try to make the console manager look like what we've got.
try
{
// First, nuke the pure removals
foreach (var c in this.removals)
{
// NOTE: Remove by the real console alias. The user might have changed the local one...
this.consoleManager.RemoveConsole(c.RealConsole.Alias);
}
// Now remove anything that has changed. The replacements list ends up being all consoles that
// need to be written, either because they're new, or changed (removed + added).
var replacements = new List <ConsoleWrapper>();
foreach (var c in this.Consoles)
{
if (c.RealConsole != null && (c.RealConsole.Alias != c.Alias || c.RealConsole.Address != c.Address))
{
this.consoleManager.RemoveConsole(c.RealConsole.Alias);
replacements.Add(c);
}
else if (c.RealConsole == null)
{
replacements.Add(c);
}
}
// Re-add everything in replacements list
foreach (var c in replacements)
{
this.consoleManager.AddConsole(c.Alias, c.Address);
}
// Set the default kit
var defaultConsole = this.Consoles.FirstOrDefault(c => c.IsDefault);
if (defaultConsole != null)
{
// NOTE: If the user deletes the default console and doesn't set a new one, the console
// manager automatically clears the (now bogus) default console specification.
this.consoleManager.SetDefaultConsole(defaultConsole.Alias);
}
}
catch (Exception ex)
{
this.notificationService.ShowError(HResult.FromException(ex));
// This is somewhat bad... we possibly made *some* of our changes, so chances are that
// trying again will end up failing again, even if the user fixed the original problem.
// Best hope is to reset the dialog to whatever state the actual list is in.
InitConsolesList();
return;
}
}
if (selectedConsole.IsDefault)
{
this.SpecificKit = null;
}
else
{
this.SpecificKit = selectedConsole.Address;
}
this.SelectedConsole = new ConsoleIdentifier(selectedConsole.Alias, selectedConsole.Address, selectedConsole.IsDefault);
// Re-update the outstanding console identifiers
ConsoleIdentifier.UpdateOutstandingIdentifiers(this.consoleManager.GetDefaultConsole(), this.consoleManager.GetConsoles());
DialogResult = true;
}
void ProcessRequests()
{
this.initResult = this.InitializeBackgroundThread();
this.initHandshakeEvent.Set();
if (this.initResult.Failed)
return;
IBackgroundRequest[] requestList;
while (true)
{
workReadyEvent.Wait();
lock (lockObject)
{
if (shutdownRequested)
break;
if (!this.ShouldContinueProcessing)
break;
if (this.requests.Count > 0)
{
requestList = this.requests.ToArray();
this.requests.Clear();
}
else
{
requestList = null;
}
workReadyEvent.Reset();
}
this.DoCustomProcessing();
if (requestList != null)
{
foreach (var request in requestList)
{
// Note that these requests may have already been canceled... this is a no-op in that case.
request.Execute();
// Allow COM callbacks to arrive between each request if present
this.processorThread.Join(0);
}
requestList = null;
}
}
this.CleanupBackgroundThread();
this.exitHandshakeEvent.Set();
}
