public static bool CanEditInPlace(SceneElement targetElement, ReferenceStep targetProperty, DocumentNodePath template)
{
DocumentNodePath documentNodePath = targetElement.DocumentNodePath;
SceneViewModel viewModel = targetElement.ViewModel.GetViewModel(template.Node.DocumentRoot, true);
if (targetElement.IsViewObjectValid && (targetElement.IsInstantiatedElementVisible || PlatformTypes.Style.IsAssignableFrom((ITypeId)template.Node.Type) && (targetProperty.Equals((object)BaseFrameworkElement.StyleProperty) || targetProperty == StyleNode.BasedOnProperty)) && (viewModel == targetElement.ViewModel && documentNodePath.IsAncestorOf(template)))
{
if (viewModel.DefaultView.GetInstantiatedElements(template).Count > 0)
{
return(true);
}
if (!viewModel.ProjectContext.IsCapabilitySet(PlatformCapability.IsWpf) && PlatformTypes.FrameworkTemplate.IsAssignableFrom((ITypeId)template.Node.Type))
{
SceneNode valueAsSceneNode = viewModel.GetSceneNode(template.Node).GetLocalValueAsSceneNode(viewModel.ProjectContext.PlatformMetadata.KnownProperties.FrameworkTemplateVisualTree);
if (valueAsSceneNode != null)
{
IViewVisual viewVisual = targetElement.ViewTargetElement as IViewVisual;
if (viewVisual == null && ProjectNeutralTypes.DataGridColumn.IsAssignableFrom((ITypeId)targetElement.Type))
{
DataGridElement dataGridElement = targetElement.Parent as DataGridElement;
if (dataGridElement != null && targetElement.DocumentNode.IsChild && (targetElement.DocumentNode.Parent.IsProperty && DataGridElement.ColumnsProperty.Equals((object)targetElement.DocumentNode.Parent.SitePropertyKey)))
{
viewVisual = dataGridElement.ViewTargetElement as IViewVisual;
}
}
if (viewVisual != null)
{
DocumentNodePath pathInContainer = template.GetPathInContainer(valueAsSceneNode.DocumentNode);
foreach (IViewObject viewObject in (IEnumerable <IViewObject>)viewModel.DefaultView.GetInstantiatedElements(pathInContainer))
{
IViewVisual visual = viewObject as IViewVisual;
if (visual != null && viewVisual.IsAncestorOf(visual))
{
return(true);
}
}
}
}
}
}
return(false);
}
internal static bool IsCommandProperty(SceneElement element, ReferenceStep referenceStep)
{
if (PlatformTypes.Style.IsAssignableFrom((ITypeId)referenceStep.PropertyType) && !referenceStep.Equals((object)BaseFrameworkElement.StyleProperty))
{
return(TypeHelper.IsPropertyWritable((ITypeResolver)element.ViewModel.ProjectContext, (IProperty)referenceStep, element.IsSubclassDefinition));
}
return(false);
}
protected override bool DoesPropertyMatchFilter(PropertyFilter filter, PropertyEntry property)
{
ReferenceStep lastStep = ((PropertyReferenceProperty)property).Reference.LastStep;
if (lastStep.Equals((object)BaseFrameworkElement.WidthProperty) || lastStep.Equals((object)BaseFrameworkElement.HeightProperty) || (lastStep.Equals((object)PanelElement.ZIndexProperty) || lastStep.Equals((object)CanvasElement.CanvasZIndexProperty)) || (lastStep.Equals((object)ScrollViewerElement.HorizontalScrollBarVisibilityProperty) || lastStep.Equals((object)ScrollViewerElement.VerticalScrollBarVisibilityProperty)))
{
if (!this.IsTargetingFrameworkElement)
{
return(false);
}
}
else if (lastStep.Equals((object)GridElement.ColumnProperty) || lastStep.Equals((object)GridElement.ColumnSpanProperty) || (lastStep.Equals((object)GridElement.RowProperty) || lastStep.Equals((object)GridElement.RowSpanProperty)))
{
if (!this.IsGridVisible)
{
return(false);
}
}
else if (lastStep.Equals((object)CanvasElement.LeftProperty) || lastStep.Equals((object)CanvasElement.TopProperty))
{
if (!this.IsCanvasVisible)
{
return(false);
}
}
else if (lastStep.Equals((object)PanelElement.ZIndexProperty) || lastStep.Equals((object)CanvasElement.CanvasZIndexProperty))
{
if (!this.IsPanelVisible)
{
return(false);
}
}
else if (lastStep.Equals((object)DockPanelElement.DockProperty))
{
if (!this.IsDockVisible)
{
return(false);
}
}
else if (lastStep.Equals((object)LayoutPositionCategory.wrapPanelOrientationProperty))
{
if (!this.IsChildWrapVisible)
{
return(false);
}
}
else if (lastStep.Equals((object)LayoutPositionCategory.stackPanelOrientationProperty) && !this.IsChildStackVisible)
{
return(false);
}
return(base.DoesPropertyMatchFilter(filter, property));
}
protected DocumentNode ProvideCurrentTemplate(SceneElement targetElement, PropertyReference targetPropertyReference, out IList <DocumentCompositeNode> auxillaryResources)
{
IPlatform platform = this.SceneViewModel.ProjectContext.Platform;
FrameworkTemplateElement frameworkTemplateElement1 = (FrameworkTemplateElement)null;
auxillaryResources = (IList <DocumentCompositeNode>)null;
if (targetElement.IsSet(targetPropertyReference) == PropertyState.Set)
{
FrameworkTemplateElement frameworkTemplateElement2 = targetElement.GetLocalValueAsSceneNode(targetPropertyReference) as FrameworkTemplateElement;
if (frameworkTemplateElement2 != null)
{
frameworkTemplateElement1 = targetElement.ClonePropertyValueAsSceneNode(targetPropertyReference) as FrameworkTemplateElement;
if (frameworkTemplateElement1 != null)
{
auxillaryResources = Microsoft.Expression.DesignSurface.Utility.ResourceHelper.FindReferencedResources(frameworkTemplateElement2.DocumentNode);
}
}
}
if (frameworkTemplateElement1 == null)
{
object computedValue = targetElement.GetComputedValue(targetPropertyReference);
DocumentNode root = computedValue == null ? (DocumentNode)null : this.SceneView.GetCorrespondingDocumentNode(platform.ViewObjectFactory.Instantiate(computedValue), true);
IPropertyId targetProperty = (IPropertyId)targetElement.Platform.Metadata.ResolveProperty(BaseFrameworkElement.StyleProperty);
DocumentCompositeNode documentCompositeNode1 = targetElement.DocumentNode as DocumentCompositeNode;
if (!targetElement.ProjectContext.IsCapabilitySet(PlatformCapability.IsWpf) && documentCompositeNode1 != null && (root == null && targetPropertyReference.ReferenceSteps.Count == 1))
{
ITypeId styleTargetType = (ITypeId)targetElement.Type;
DocumentNode currentStyle = (DocumentNode)null;
ReferenceStep referenceStep = targetPropertyReference.ReferenceSteps[0];
object defaultStyleKey = this.GetDefaultStyleKey(targetElement, styleTargetType, targetProperty);
if (defaultStyleKey != null)
{
bool isThemeStyle;
IList <DocumentCompositeNode> auxillaryResources1;
this.ResolveDefaultStyle(targetElement, defaultStyleKey, true, out currentStyle, out isThemeStyle, out auxillaryResources1);
}
DocumentCompositeNode documentCompositeNode2 = currentStyle as DocumentCompositeNode;
if (documentCompositeNode2 != null)
{
DocumentCompositeNode documentCompositeNode3 = documentCompositeNode2.Properties[StyleNode.SettersProperty] as DocumentCompositeNode;
if (documentCompositeNode3 != null)
{
foreach (DocumentNode documentNode1 in (IEnumerable <DocumentNode>)documentCompositeNode3.Children)
{
DocumentCompositeNode documentCompositeNode4 = documentNode1 as DocumentCompositeNode;
if (documentCompositeNode4 != null)
{
IMemberId memberId = (IMemberId)DocumentPrimitiveNode.GetValueAsMember(documentCompositeNode4.Properties[SetterSceneNode.PropertyProperty]);
DocumentNode documentNode2 = documentCompositeNode4.Properties[SetterSceneNode.ValueProperty];
if (memberId != null && documentNode2 != null && referenceStep.Equals((object)memberId))
{
root = documentNode2;
break;
}
}
}
}
}
}
if (root != null)
{
frameworkTemplateElement1 = this.SceneViewModel.GetSceneNode(root.Clone(this.SceneViewModel.Document.DocumentContext)) as FrameworkTemplateElement;
auxillaryResources = Microsoft.Expression.DesignSurface.Utility.ResourceHelper.FindReferencedResources(root);
}
else
{
frameworkTemplateElement1 = this.SceneViewModel.CreateSceneNode(computedValue) as FrameworkTemplateElement;
}
}
if (frameworkTemplateElement1 == null)
{
return((DocumentNode)null);
}
return(frameworkTemplateElement1.DocumentNode);
}