/// <summary> Deregisters this object. </summary>
/// <typeparam name="T1"> Generic type parameter. </typeparam>
/// <typeparam name="T2"> Generic type parameter. </typeparam>
/// <typeparam name="T3"> Generic type parameter. </typeparam>
/// <typeparam name="T4"> Generic type parameter. </typeparam>
/// <param name="key"> The key. </param>
/// <param name="callback"> The callback. </param>
public void Unregister <T1, T2, T3, T4>(string key, O <T1, T2, T3, T4> callback)
{
OHandler <T1, T2, T3, T4> .Unregister(key);
}
/// <summary> Deregisters this object. </summary>
/// <typeparam name="T1"> Generic type parameter. </typeparam>
/// <param name="key"> The key. </param>
/// <param name="callback"> The callback. </param>
public void Unregister <T1>(string key, O <T1> callback)
{
OHandler <T1> .Unregister(key);
}
