internal void Cancel()
{
this.IsActive = false;
lock (this.initializeTypeSyncLock)
{
if (this.initializeTypeProcess != null)
{
this.initializeTypeProcess.Complete -= new EventHandler(this.InitializeTypeProcess_Complete);
this.initializeTypeProcess.Kill();
this.initializeTypeProcess = (AsyncQueueProcess)null;
lock (this.typeDictionaryLock)
this.typeDictionary = (Dictionary <AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.AttachedPropertyReferenceAssembly, Type[]>)null;
}
}
lock (this.initializeListSyncLock)
{
if (this.initializeListProcess == null)
{
return;
}
this.initializeListProcess.Complete -= new EventHandler(this.OnInitializeListProcessComplete);
this.initializeListProcess.Kill();
this.initializeListProcess = (AsyncQueueProcess)null;
lock (this.properties)
{
this.IsDirty = true;
this.properties.Clear();
}
}
}
internal void BeginScanAssembliesAsync(IEnumerable <TypeChangedInfo> assemblyInfosToScan)
{
lock (this.initializeTypeSyncLock)
{
if (this.initializeTypeProcess == null)
{
this.initializeTypeProcess = new AsyncQueueProcess((IAsyncMechanism) new BackgroundWorkerAsyncMechanism(BackgroundWorkMode.ThreadHog));
this.initializeTypeProcess.Complete += new EventHandler(this.InitializeTypeProcess_Complete);
}
}
List <AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.AttachedPropertyReferenceAssembly> list = new List <AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.AttachedPropertyReferenceAssembly>();
foreach (TypeChangedInfo typeChangedInfo in assemblyInfosToScan)
{
if (this.ShouldScanAssembly(typeChangedInfo.Assembly.Name))
{
int hi;
int lo;
if (AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.FindArrayBounds(this.properties, typeChangedInfo.Assembly.Name, (string)null, (string)null, out hi, out lo))
{
this.IsDirty = true;
this.properties.RemoveRange(lo, hi - lo + 1);
}
if (typeChangedInfo.ModificationAction != ModificationType.Removed && typeChangedInfo.Assembly.IsLoaded)
{
list.Add(new AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.AttachedPropertyReferenceAssembly(AssemblyHelper.GetReflectionAssembly(typeChangedInfo.Assembly), this.runtimeContext, this.referenceContext));
}
this.scannedAssemblies.Add(typeChangedInfo.Assembly.Name);
}
}
lock (this.initializeTypeSyncLock)
{
lock (this.typeDictionaryLock)
this.typeDictionary = new Dictionary <AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.AttachedPropertyReferenceAssembly, Type[]>();
if (this.initializeTypeProcess == null)
{
return;
}
this.IsActive = true;
this.initializeTypeProcess.Add((AsyncProcess) new EnumeratingAsyncProcess <AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.AttachedPropertyReferenceAssembly>((IAsyncMechanism)null, (IEnumerable <AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.AttachedPropertyReferenceAssembly>)list, (Action <AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.AttachedPropertyReferenceAssembly>)(assemblyTuple =>
{
try
{
if (assemblyTuple == null)
{
return;
}
lock (this.typeDictionaryLock)
this.typeDictionary.Add(assemblyTuple, assemblyTuple.GetReflectionTypes());
}
catch (ReflectionTypeLoadException ex)
{
}
catch (ArgumentException ex)
{
}
})), true);
}
}
private void InitializeTypeProcess_Complete(object sender, EventArgs e)
{
Dictionary <AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.AttachedPropertyReferenceAssembly, Type[]> dictionary = new Dictionary <AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.AttachedPropertyReferenceAssembly, Type[]>();
lock (this.typeDictionaryLock)
{
foreach (KeyValuePair <AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.AttachedPropertyReferenceAssembly, Type[]> item_0 in this.typeDictionary)
{
dictionary.Add(item_0.Key, item_0.Value);
}
}
lock (this.initializeListSyncLock)
{
if (dictionary.Count != 0)
{
if (this.initializeListProcess == null)
{
this.initializeListProcess = new AsyncQueueProcess((IAsyncMechanism) new BackgroundWorkerAsyncMechanism(BackgroundWorkMode.ThreadHog));
this.initializeListProcess.Complete += new EventHandler(this.OnInitializeListProcessComplete);
}
foreach (KeyValuePair <AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.AttachedPropertyReferenceAssembly, Type[]> item_1 in dictionary)
{
AttachedPropertiesMetadata.AttachedPropertyMetadataBackgroundWorker.AttachedPropertyReferenceAssembly assemblies = item_1.Key;
this.initializeListProcess.Add((AsyncProcess) new EnumeratingAsyncProcess <Type>((IAsyncMechanism)null, (IEnumerable <Type>)item_1.Value, (Action <Type>)(type =>
{
lock (this.properties)
{
if (this.initializeListProcess == null || !this.initializeListProcess.IsAlive)
{
return;
}
this.UpdateAttachedProperties(type, assemblies);
}
})), true);
}
}
else
{
this.IsActive = false;
}
}
}
public AsyncExecutionHelper()
{
this.processingQueue = new AsyncQueueProcess((IAsyncMechanism) new DispatcherTimerAsyncMechanism(DispatcherPriority.Background, new TimeSpan(0, 0, 0, 0, 10)));
}
