public static bool IsInsideDefaultStyleOrTemplate(DocumentNodePath styleOrTemplate)
{
DocumentNodePath documentNodePath = styleOrTemplate;
while (documentNodePath != null)
{
if (StyleNode.IsDefaultValue(documentNodePath.Node))
{
return(true);
}
documentNodePath = documentNodePath.GetContainerOwnerPath();
if (documentNodePath != null)
{
documentNodePath = documentNodePath.GetContainerNodePath();
}
}
return(false);
}
protected DocumentNode ProvideCurrentStyle(SceneElement targetElement, IType targetType, PropertyReference targetPropertyReference, bool allowDefaultStyle, out IList <DocumentCompositeNode> auxillaryResources)
{
auxillaryResources = (IList <DocumentCompositeNode>)null;
DocumentNode currentStyle = (DocumentNode)null;
bool isThemeStyle = false;
IType targetType1 = targetType;
if (!this.TargetProperty.Equals((object)BaseFrameworkElement.StyleProperty))
{
IDocumentContext documentContext = this.SceneViewModel.Document.DocumentContext;
Type propertyTargetType = this.SceneViewModel.Document.ProjectContext.MetadataFactory.GetMetadata(this.Type.RuntimeType).GetStylePropertyTargetType((IPropertyId)this.TargetProperty);
targetType1 = propertyTargetType == (Type)null ? (IType)null : this.SceneViewModel.ProjectContext.GetType(propertyTargetType);
}
if (targetElement.IsSet(targetPropertyReference) == PropertyState.Set)
{
DocumentNodePath valueAsDocumentNode = targetElement.GetLocalValueAsDocumentNode(targetPropertyReference);
if (valueAsDocumentNode != null && valueAsDocumentNode.Node is DocumentCompositeNode && PlatformTypes.Style.IsAssignableFrom((ITypeId)valueAsDocumentNode.Node.Type) && (!StyleNode.IsDefaultValue(valueAsDocumentNode.Node) || allowDefaultStyle))
{
StyleNode styleNode = targetElement.ClonePropertyValueAsSceneNode(targetPropertyReference) as StyleNode;
if (styleNode != null)
{
currentStyle = styleNode.DocumentNode;
auxillaryResources = Microsoft.Expression.DesignSurface.Utility.ResourceHelper.FindReferencedResources(valueAsDocumentNode.Node);
}
}
}
if (currentStyle == null)
{
object obj = this.ResolveCurrentStyle(targetElement, targetPropertyReference, allowDefaultStyle);
if (obj != null)
{
DocumentNode correspondingDocumentNode = this.SceneView.GetCorrespondingDocumentNode(this.SceneViewModel.ProjectContext.Platform.ViewObjectFactory.Instantiate(obj), true);
if (correspondingDocumentNode != null && PlatformTypes.Style.IsAssignableFrom((ITypeId)correspondingDocumentNode.Type))
{
currentStyle = correspondingDocumentNode;
}
else if (obj is Style)
{
StyleNode styleNode = (StyleNode)this.SceneViewModel.CreateSceneNode(obj);
if (targetType1 != null)
{
styleNode.StyleTargetTypeId = targetType1;
}
currentStyle = styleNode.DocumentNode;
}
}
if (currentStyle != null && !allowDefaultStyle && StyleNode.IsDefaultValue(currentStyle))
{
currentStyle = (DocumentNode)null;
}
}
if (currentStyle == null)
{
object defaultStyleKey = this.GetDefaultStyleKey(targetElement, (ITypeId)targetType1, (IPropertyId)this.TargetProperty);
if (defaultStyleKey != null)
{
this.ResolveDefaultStyle(targetElement, defaultStyleKey, allowDefaultStyle, out currentStyle, out isThemeStyle, out auxillaryResources);
}
}
if (currentStyle != null && !allowDefaultStyle)
{
List <DocumentCompositeNode> list = new List <DocumentCompositeNode>();
DocumentCompositeNode node = currentStyle as DocumentCompositeNode;
IProperty property = this.SceneViewModel.ProjectContext.ResolveProperty(StyleNode.BasedOnProperty);
while (node != null && property != null && (node.Type.Equals((object)PlatformTypes.Style) && node.Properties.Count == 2) && (node.Properties[(IPropertyId)property] != null && node.Properties[StyleNode.TargetTypeProperty] != null))
{
node = node.Properties[StyleNode.BasedOnProperty] as DocumentCompositeNode;
if (node != null)
{
if (DocumentNodeUtilities.IsDynamicResource((DocumentNode)node) || DocumentNodeUtilities.IsStaticResource((DocumentNode)node))
{
DocumentNode resourceKey = ResourceNodeHelper.GetResourceKey(node);
if (resourceKey != null && auxillaryResources != null)
{
foreach (DocumentCompositeNode entryNode in (IEnumerable <DocumentCompositeNode>)auxillaryResources)
{
if (resourceKey.Equals(ResourceNodeHelper.GetResourceEntryKey(entryNode)))
{
node = entryNode.Properties[DictionaryEntryNode.ValueProperty] as DocumentCompositeNode;
break;
}
}
}
}
if (PlatformTypes.Style.IsAssignableFrom((ITypeId)node.Type))
{
currentStyle = (DocumentNode)node;
list.Add(node);
}
}
}
if (auxillaryResources != null)
{
foreach (DocumentNode documentNode in list)
{
DocumentCompositeNode parent = documentNode.Parent;
if (parent != null && parent.Type.Equals((object)PlatformTypes.DictionaryEntry))
{
auxillaryResources.Remove(parent);
}
}
}
if (currentStyle != null && (list.Count > 0 || currentStyle.DocumentRoot != null))
{
currentStyle = currentStyle.Clone(targetElement.DocumentContext);
}
if (auxillaryResources != null)
{
for (int index = 0; index < auxillaryResources.Count; ++index)
{
if (auxillaryResources[index].DocumentRoot != null)
{
auxillaryResources[index] = (DocumentCompositeNode)auxillaryResources[index].Clone(targetElement.DocumentContext);
}
}
}
if (isThemeStyle)
{
ReplaceStyleTemplateCommand.StripFormatting(currentStyle);
if (auxillaryResources != null)
{
for (int index = 0; index < auxillaryResources.Count; ++index)
{
ReplaceStyleTemplateCommand.StripFormatting((DocumentNode)auxillaryResources[index]);
}
}
}
DocumentCompositeNode documentCompositeNode = currentStyle as DocumentCompositeNode;
if (documentCompositeNode != null && targetType1 != null)
{
documentCompositeNode.Properties[StyleNode.TargetTypeProperty] = (DocumentNode)documentCompositeNode.Context.CreateNode(PlatformTypes.Type, (IDocumentNodeValue) new DocumentNodeMemberValue((IMember)targetType1));
}
if (targetType1 != null)
{
ReplaceStyleTemplateCommand.ReplaceTemplateTargetType(currentStyle, auxillaryResources, targetType1);
}
}
return(currentStyle);
}