/// <summary>
/// Modifies the index to address the next position in a list.
/// </summary>
public virtual void MoveUp()
{
NodeTreeHelperList.GetLastListIndex(ParentNode, PropertyName, out int LastIndex);
Debug.Assert(Index + 1 < LastIndex);
Index++;
}
/// <summary>
/// Initializes a new instance of the <see cref="WriteableInsertionListNodeIndex"/> class.
/// </summary>
/// <param name="parentNode">Node containing the list.</param>
/// <param name="propertyName">Property in <paramref name="parentNode"/> corresponding to the list.</param>
/// <param name="node">Inserted node.</param>
/// <param name="index">Position where to insert <paramref name="node"/> in the list.</param>
public WriteableInsertionListNodeIndex(INode parentNode, string propertyName, INode node, int index)
: base(parentNode, propertyName, node)
{
Debug.Assert(index >= 0);
Debug.Assert(NodeTreeHelperList.GetLastListIndex(parentNode, propertyName, out int LastIndex) && index <= LastIndex);
Index = index;
}
