public void CheckCollection(ArrayList phones)
{
isValid = true;
foreach (Phone phone in phones)
{
foreach (ICheck cheker in chekers)
{
if (cheker.CanCheck(phone))
{
if (!cheker.Check(phone))
{
isValid = false;
}
}
}
}
ValidChanged?.Invoke(isValid);
}
/// <summary>
/// Fires ValidChanged.
/// </summary>
protected virtual void OnValidChanged()
{
ValidChanged?.Invoke(this, EventArgs.Empty);
}