/// <summary>
/// Determines whether the specified objects are equal
/// </summary>
/// <param name="x">The first object of type T to compare.</param>
/// <param name="y">The second object of type T to compare.</param>
/// <returns>true if the specified objects are equal; otherwise, false.</returns>
public bool Equals(FileFilterItemCollection x, FileFilterItemCollection y)
{
if (x == null && y == null)
{
return(true);
}
if (x == null || y == null)
{
return(false);
}
if (x.Count != y.Count)
{
return(false);
}
return(!x.Where((t, i) => !t.Equals(y[i])).Any());
}
/// <summary>
/// Returns a hash code for the specified object
/// </summary>
/// <param name="obj">The <see cref="T:System.Object"></see> for which a hash code is to be returned.</param>
/// <returns>A hash code for the specified object.</returns>
/// <exception cref="T:System.ArgumentNullException">The type of <paramref name="obj">obj</paramref> is a reference type and <paramref name="obj">obj</paramref> is null.</exception>
public int GetHashCode(FileFilterItemCollection obj)
{
return(obj.Select(x => x.GetHashCode()).Sum());
}