private static SceneNode SetActiveEditingContainerInternal(ControlStylingOperations.EditScope scope)
{
SceneViewModel viewModel = scope.TargetElement.ViewModel.GetViewModel(scope.Node.DocumentRoot, true);
if (viewModel == null)
{
return((SceneNode)null);
}
SceneElement selectionToSet = (SceneElement)viewModel.GetSceneNode(scope.Node);
if (selectionToSet.IsLocked)
{
using (SceneEditTransaction editTransaction = viewModel.CreateEditTransaction(string.Format((IFormatProvider)CultureInfo.CurrentCulture, StringTable.UndoUnitEditStyleTemplate, new object[1]
{
(object)scope.TargetProperty.Name
})))
{
selectionToSet.IsLocked = false;
editTransaction.Commit();
}
}
if (viewModel == scope.TargetElement.ViewModel && scope.EditInPlace)
{
if (scope.NodePath != null)
{
viewModel.ActiveEditingContainerPath = scope.NodePath;
}
}
else
{
IPropertyId ancestorPropertyKey = (IPropertyId)scope.TargetProperty;
if (scope.NodePath != null)
{
DocumentNodePath documentNodePath = scope.NodePath;
ancestorPropertyKey = (IPropertyId)documentNodePath.ContainerOwnerProperty;
while ((documentNodePath = documentNodePath.GetContainerOwnerPath()) != null && documentNodePath.Node != scope.TargetElement.DocumentNode)
{
ancestorPropertyKey = (IPropertyId)documentNodePath.ContainerOwnerProperty;
}
}
BaseFrameworkElement frameworkElement = scope.TargetElement as BaseFrameworkElement;
Size preferredSize = frameworkElement == null || !frameworkElement.IsViewObjectValid || !ControlStylingOperations.DoesPropertyAffectRoot((IPropertyId)scope.TargetProperty) ? Size.Empty : frameworkElement.GetComputedBounds((Base2DElement)frameworkElement).Size;
viewModel.SetViewRoot(scope.TargetElement.ViewModel.DefaultView, scope.TargetElement, ancestorPropertyKey, scope.Node, preferredSize);
viewModel.DefaultView.EnsureDesignSurfaceVisible();
}
if (viewModel.IsEditable)
{
viewModel.ElementSelectionSet.SetSelection(selectionToSet);
}
return(viewModel.ActiveEditingContainer);
}
private void ActivateTemplateEditingMode(SceneElement targetElement)
{
object computedValue = targetElement.GetComputedValue(ControlElement.TemplateProperty);
if (computedValue == null)
{
return;
}
DocumentNodePath correspondingNodePath = this.SceneView.GetCorrespondingNodePath(this.SceneViewModel.ProjectContext.Platform.ViewObjectFactory.Instantiate(computedValue), true);
if (correspondingNodePath == null)
{
return;
}
SceneViewModel viewModel = this.SceneViewModel.GetViewModel(correspondingNodePath.Node.DocumentRoot, true);
if (this.SceneViewModel == viewModel)
{
viewModel.ActiveEditingContainerPath = correspondingNodePath;
}
else
{
IPropertyId ancestorPropertyKey = (IPropertyId)(this.SceneViewModel.ProjectContext.ResolveProperty(BaseFrameworkElement.StyleProperty) as ReferenceStep);
BaseFrameworkElement frameworkElement = targetElement as BaseFrameworkElement;
Size preferredSize = frameworkElement == null || !frameworkElement.IsViewObjectValid ? Size.Empty : frameworkElement.GetComputedBounds((Base2DElement)frameworkElement).Size;
viewModel.SetViewRoot(this.SceneViewModel.DefaultView, targetElement, ancestorPropertyKey, correspondingNodePath.Node, preferredSize);
viewModel.DefaultView.EnsureDesignSurfaceVisible();
}
if (!viewModel.IsEditable)
{
return;
}
SceneElement selectionToSet = viewModel.GetSceneNode(correspondingNodePath.Node) as SceneElement;
viewModel.ElementSelectionSet.SetSelection(selectionToSet);
}