private void InsertPartInPartsCollection(AssetPartCollection <TAssetPartDesign, TAssetPart> newPartCollection, [NotNull] TAssetPartDesign rootPart)
{
var node = HierarchyNode[nameof(AssetCompositeHierarchyData <TAssetPartDesign, TAssetPart> .Parts)].Target;
node.Add(rootPart, new NodeIndex(rootPart.Part.Id));
foreach (var childPart in Asset.EnumerateChildParts(rootPart.Part, false))
{
var partDesign = newPartCollection[childPart.Id];
InsertPartInPartsCollection(newPartCollection, partDesign);
}
}
/// <summary>
/// Adds a part to this asset. This method updates the <see cref="AssetCompositeHierarchyData{TAssetPartDesign, TAssetPart}.Parts"/> collection.
/// If <paramref name="parent"/> is null, it also updates the <see cref="AssetCompositeHierarchyData{TAssetPartDesign,TAssetPart}.RootParts"/> collection.
/// Otherwise, it updates the collection containing the list of children from the parent part.
/// </summary>
/// <param name="newPartCollection">A collection containing the part to add and all its child parts recursively, with their associated <typeparamref name="TAssetPartDesign"/>.</param>
/// <param name="child">The part to add to this asset.</param>
/// <param name="parent">The parent part in which to add the child part.</param>
/// <param name="index">The index in which to insert this part, either in the collection of root part or in the collection of child part of the parent part..</param>
public void AddPartToAsset(AssetPartCollection <TAssetPartDesign, TAssetPart> newPartCollection, [NotNull] TAssetPartDesign child, TAssetPart parent, int index)
{
// This insert method does not support negative indices.
if (index < 0)
{
throw new ArgumentOutOfRangeException(nameof(index));
}
// For consistency, we need to always add first to the Parts collection before adding to RootParts or as a child of an existing part
InsertPartInPartsCollection(newPartCollection, child);
if (parent == null)
{
var rootPartsNode = HierarchyNode[nameof(AssetCompositeHierarchyData <TAssetPartDesign, TAssetPart> .RootParts)].Target;
rootPartsNode.Add(child.Part, new NodeIndex(index));
}
else
{
AddChildPartToParentPart(parent, child.Part, index);
}
}
/// <summary>
/// Inserts a new <see cref="UIElementDesign"/> into this asset.
/// </summary>
/// <param name="newElementCollection">A collection containing th element design to insert and all its child element, recursively.</param>
/// <param name="child">The child element to insert.</param>
/// <param name="parent">The parent element in which to insert, or null to insert as root element.</param>
/// <param name="index">The index where to insert the child element. If negative, the element will be inserted at the last position.</param>
public void InsertUIElement([NotNull] AssetPartCollection <UIElementDesign, UIElement> newElementCollection, [NotNull] UIElementDesign child, UIElement parent, int index = -1)
{
index = ResolveInsertionIndex(parent, index);
AssetHierarchyPropertyGraph.AddPartToAsset(newElementCollection, child, parent, index);
}
