public UIElement()
{
logicalChildren = new List <object>();
LogicalChildren = new ReadOnlyCollection <object>(logicalChildren);
routedEventHandlers = new ListDictionary <RoutedEvent, RoutedEventHandlerItem>();
routedEventHandlersCache = CacheDictionary <RoutedEvent, IEnumerable <RoutedEventHandlerItem> > .CreateUsingStringKeys(ResolveRoutedEventHandlers, routedEvent => routedEvent.StringKey);
DesiredSize = Size.Zero;
PreviousFinalRect = Rect.Empty;
PreviousAvailableSize = Size.Infinity;
previousDesiredSize = Size.Empty;
VisualClipToBounds = ClipToBounds;
VisualIsHitTestVisible = IsHitTestVisible;
VisualIsVisible = IsVisible;
VisualOpacity = Opacity;
disableMeasureInvalidationToken = new Disposable(() => disableMeasureInvalidationRequests--);
}
private DependencyProperty(DependencyPropertyHashKey hashKey, Type propertyType, PropertyMetadata metadata, ValidateValueCallback validateValueCallback, bool isAttached, bool isReadOnly)
{
this.hashKey = hashKey;
this.Name = hashKey.Name;
this.OwnerType = hashKey.Owner;
this.PropertyType = propertyType;
this.ValidateValueCallback = validateValueCallback;
this.IsReadOnly = isReadOnly;
this.Inherits = metadata.Inherits;
this.StringKey = hashKey.StringKey;
this.hashCode = hashKey.GetHashCode();
this.ownerMetadata = metadata;
this.IsAttached = isAttached;
typeMetadata = new ConvertedStringDictionary <Type, PropertyMetadata>(type => type.FullName);
typeMetadata.Add(OwnerType, ownerMetadata);
typeMetadataCache = CacheDictionary <Type, PropertyMetadata> .CreateUsingStringKeys(ResolveTypeMetadata, type => type.FullName);
typeContainsCache = CacheDictionary <Type, bool> .CreateUsingStringKeys(ResolveTypeContains, type => type.FullName);
}
public EmbeddedResourceObjectFactory(HtmlValueConverter converter)
{
this.converter = converter;
objectUrlCache = CacheDictionary <Uri, string> .CreateUsingStringKeys(ResolveObjectUrl, uri => uri.GetAbsoluteUri());
}
public SystemResources()
{
themeResourcesCache = CacheDictionary <Assembly, ResourceDictionary> .CreateUsingStringKeys(ResolveAssemblyThemeResources, assembly => assembly.FullName);
}
private RenderImageSourceFactory(IHtmlValueConverter converter)
{
this.converter = converter;
objectUrlCache = CacheDictionary <string, string> .CreateUsingStringKeys(ResolveObjectUrl);
}