/// <summary>
/// Makes a relationship to an item, appending it at the end of the sorted relationship.
/// </summary>
/// <param name="item">RealmObject being added to the relationship.</param>
/// <typeparam name="T">Type of the RealmObject which is the target of the relationship.</typeparam>
public void Add(T item)
{
this.ManageObjectIfNeeded(item);
var rowIndex = ((RealmObject)item).RowHandle.RowIndex;
NativeLinkList.add(_listHandle, (IntPtr)rowIndex);
}
/// <summary>
/// Breaks the relationship to the item at the ordinal index, without deleting the item.
/// </summary>
/// <param name="index">Ordinal zero-based index of the related item.</param>
/// <exception cref="IndexOutOfRangeException">When the index is out of range for the related items.</exception>
public void RemoveAt(int index)
{
if (index < 0)
{
throw new IndexOutOfRangeException();
}
NativeLinkList.erase(_listHandle, (IntPtr)index);
}
/// <summary>
/// Finds an ordinal index for an item in a relationship.
/// </summary>
/// <param name="item">RealmObject being removed from the relationship.</param>
/// <typeparam name="T">Type of the RealmObject which is the target of the relationship.</typeparam>
/// <returns>0-based index if the item was found in the related set, or RealmList.ITEM_NOT_FOUND.</returns>
public int IndexOf(T item)
{
if (!item.IsManaged)
{
throw new ArgumentException("Value does not belong to a realm", nameof(item));
}
var rowIndex = ((RealmObject)item).RowHandle.RowIndex;
return((int)NativeLinkList.find(_listHandle, (IntPtr)rowIndex, (IntPtr)0));
}
/// <summary>
/// Makes a relationship to an item, inserting at a specified location ahead of whatever else was in that location.
/// </summary>
/// <param name="index">Ordinal zero-based index at which to insert the related items.</param>
/// <param name="item">RealmObject being inserted into the relationship.</param>
/// <typeparam name="T">Type of the RealmObject which is the target of the relationship.</typeparam>
/// <exception cref="IndexOutOfRangeException">When the index is out of range for the related items.</exception>
public void Insert(int index, T item)
{
if (index < 0)
{
throw new IndexOutOfRangeException();
}
this.ManageObjectIfNeeded(item);
var rowIndex = ((RealmObject)item).RowHandle.RowIndex;
NativeLinkList.insert(_listHandle, (IntPtr)index, (IntPtr)rowIndex);
}
/// <summary>
/// Returns the item at the ordinal index.
/// </summary>
/// <param name="index">Ordinal zero-based index of the related items.</param>
/// <typeparam name="T">Type of the RealmObject which is the target of the relationship.</typeparam>
/// <returns>A related item, if exception not thrown.</returns>
/// <exception cref="IndexOutOfRangeException">When the index is out of range for the related items.</exception>
public T this[int index]
{
get
{
if (index < 0)
{
throw new IndexOutOfRangeException();
}
var linkedRowPtr = NativeLinkList.get(_listHandle, (IntPtr)index);
return((T)_parent.MakeRealmObject(typeof(T), linkedRowPtr));
}
set
{
throw new NotImplementedException();
}
}
/// <summary>
/// Breaks the relationship to all related items, without deleting the items.
/// </summary>
public void Clear()
{
NativeLinkList.clear(_listHandle);
}