/// <summary>
/// Adds a project tree node as a child of another project tree node
/// </summary>
/// <param name="node">The project node to add as a child of another node</param>
/// <param name="parent">The parent node to child the first node</param>
/// <param name="operation">The operation to perform</param>
protected void InternalSetParent(ProjectTreeNode node, NestedProjectTreeNode parent, SetParentOperation operation)
{
if (operation == SetParentOperation.Add)
{
if (node.parentNode != parent)
{
throw new ArgumentException(@"The provided node is not a child of this node", nameof(node));
}
}
else
{
if (node.parentNode != null)
{
throw new ArgumentException(@"Cannot add as a child a node that is already parented by another node", nameof(node));
}
}
node.parentNode = parent;
}
/// <summary>
/// Removes a project tree node as a child of this project tree node
/// </summary>
/// <param name="node">The project node to remove as a child of this node</param>
public void RemoveChild(ProjectTreeNode node)
{
InternalSetParent(node, this, SetParentOperation.Remove);
childrenNodes.Remove(node);
}
/// <summary>
/// Adds a project tree node as a child of this project tree node
/// </summary>
/// <param name="node">The project node to add as a child of this node</param>
public void AddChild(ProjectTreeNode node)
{
InternalSetParent(node, this, SetParentOperation.Add);
childrenNodes.Add(node);
}
