public void Add(DependencyObject container)
{
Contract.Require(container, nameof(container));
var index = owner.ItemContainerGenerator.IndexFromContainer(container);
var metadata = new SelectionMetadata(container, index);
selections.AddLast(metadata);
OnCollectionItemAdded(selections.Count - 1, container);
}
/// <summary>
/// Adds the specified container to the selection collection.
/// </summary>
/// <param name="container">The container to add to the collection.</param>
public void Add(DependencyObject container)
{
Contract.Require(container, nameof(container));
var index = owner.ItemContainerGenerator.IndexFromContainer(container);
var metadata = new SelectionMetadata(container, index);
selections.AddLast(metadata);
OnCollectionItemAdded(selections.Count - 1, container);
}
