public static DocumentNodePath ResolveNodePathForTemplateWithinExistingStyle(SceneElement targetElement, PropertyReference targetPropertyReference)
{
DocumentNodePath documentNodePath = ControlStylingOperations.ProvideStyleOrTemplateNodePath(targetElement, targetPropertyReference);
if (documentNodePath != null)
{
SceneView defaultView = targetElement.ViewModel.DefaultView;
ICollection <IViewObject> instantiatedElements = defaultView.GetInstantiatedElements(documentNodePath);
if (instantiatedElements.Count <= 0)
{
return(ControlStylingOperations.FindTemplateWithinStyle(documentNodePath, targetElement, ControlElement.TemplateProperty, (IPropertyId)targetPropertyReference[0]));
}
foreach (IViewObject viewObject in (IEnumerable <IViewObject>)instantiatedElements)
{
if (PlatformTypes.Control.IsAssignableFrom((ITypeId)viewObject.GetIType((ITypeResolver)targetElement.ProjectContext)))
{
object platformObject = viewObject.GetValue(targetElement.ProjectContext.ResolveProperty(ControlElement.TemplateProperty));
if (platformObject != null)
{
IViewObject instance = targetElement.ViewModel.ProjectContext.Platform.ViewObjectFactory.Instantiate(platformObject);
DocumentNodePath correspondingNodePath = defaultView.GetCorrespondingNodePath(instance, true);
if (correspondingNodePath != null && ControlStylingOperations.ShouldSetEditingContextToNodePath(correspondingNodePath, targetElement, targetPropertyReference[0]))
{
return(correspondingNodePath);
}
}
}
}
}
return((DocumentNodePath)null);
}
public static DocumentNodePath ProvideStyleOrTemplateNodePath(SceneElement targetElement, PropertyReference targetPropertyReference)
{
DocumentNodePath documentNodePath = (DocumentNodePath)null;
ReferenceStep targetProperty = targetPropertyReference[0];
StyleNode styleNode = targetElement as StyleNode;
if (targetPropertyReference.TargetType.IsAssignableFrom(targetElement.TargetType) || styleNode != null && targetPropertyReference.TargetType.IsAssignableFrom(styleNode.StyleTargetType))
{
IViewObjectFactory viewObjectFactory = targetElement.Platform.ViewObjectFactory;
object computedValue = targetElement.GetComputedValue(targetPropertyReference);
DocumentNodePath valuePath = (DocumentNodePath)null;
if (computedValue != null)
{
IViewObject instance = viewObjectFactory.Instantiate(computedValue);
valuePath = targetElement.ViewModel.DefaultView.GetCorrespondingNodePath(instance, true);
}
if (valuePath == null && !BaseFrameworkElement.StyleProperty.Equals((object)targetProperty))
{
BaseFrameworkElement frameworkElement = targetElement as BaseFrameworkElement;
if (frameworkElement != null)
{
frameworkElement.FindMissingImplicitStyle();
}
if (computedValue != null)
{
IViewObject instance = viewObjectFactory.Instantiate(computedValue);
DocumentNodePath correspondingNodePath = targetElement.ViewModel.DefaultView.GetCorrespondingNodePath(instance, true);
if (correspondingNodePath != null)
{
valuePath = ControlStylingOperations.FindTemplateWithinStyle(correspondingNodePath, targetElement, (IPropertyId)targetProperty, (IPropertyId)targetProperty);
}
}
}
if (ControlStylingOperations.ShouldSetEditingContextToNodePath(valuePath, targetElement, targetProperty))
{
documentNodePath = valuePath;
}
}
if (documentNodePath == null && styleNode != null && targetElement.IsSet(targetPropertyReference) == PropertyState.Set)
{
DocumentNodePath valueAsDocumentNode = targetElement.GetLocalValueAsDocumentNode(targetPropertyReference);
if (ControlStylingOperations.ShouldSetEditingContextToNodePath(valueAsDocumentNode, targetElement, targetProperty))
{
documentNodePath = valueAsDocumentNode;
}
}
return(documentNodePath);
}
