public virtual void Remove()
{
if (_isReadonly)
{
CThrowHelper.ThrowNotSupportedException_Readonly();
}
Before.After = After;
After.Before = Before;
}
public TValue SetValue(TValue newValue)
{
if (_isReadonly)
{
CThrowHelper.ThrowNotSupportedException_Readonly();
}
if (newValue == null)
{
CThrowHelper.ThrowArgumentNullException(CExceptionArgument.newValue);
}
TValue oldValue = _value;
_value = newValue;
return(oldValue);
}