/// <summary>
/// Constructor.
/// </summary>
/// <param name="afterAdded"></param>
/// <param name="afterRemoved"></param>
/// <param name="beforeAdd"></param>
/// <param name="beforeRemove"></param>
public BidirectionalDictionary(
BidirectionalDictionaryKeyValueCallback <TKey, TValue> afterAdded
, BidirectionalDictionaryKeyValueCallback <TKey, TValue> afterRemoved
, BidirectionalDictionaryKeyValueCallback <TKey, TValue> beforeAdd = null
, BidirectionalDictionaryKeyValueCallback <TKey, TValue> beforeRemove = null)
: this(new Dictionary <TKey, TValue>(), afterAdded, afterRemoved, beforeAdd, beforeRemove)
{
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="dictionary"></param>
/// <param name="afterAdded"></param>
/// <param name="afterRemoved"></param>
/// <param name="beforeAdd"></param>
/// <param name="beforeRemove"></param>
public BidirectionalDictionary(IDictionary <TKey, TValue> dictionary
, BidirectionalDictionaryKeyValueCallback <TKey, TValue> afterAdded = null
, BidirectionalDictionaryKeyValueCallback <TKey, TValue> afterRemoved = null
, BidirectionalDictionaryKeyValueCallback <TKey, TValue> beforeAdd = null
, BidirectionalDictionaryKeyValueCallback <TKey, TValue> beforeRemove = null)
{
_dictionary = dictionary;
_afterAdded = afterAdded ?? DefaultCallback;
_afterRemoved = afterRemoved ?? DefaultCallback;
_beforeAdd = beforeAdd ?? DefaultCallback;
_beforeRemove = beforeRemove ?? DefaultCallback;
}