/// <summary>
/// Decides the order to use. This overrides the users settings when certain situations arise e.g. two <see cref="IOrderable"/> objects are
/// next to each other in the tree at the same branch (in this case reordering them could be very confusing to the user).
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <returns></returns>
public int Compare(object x, object y)
{
//Use IOrderable.Order
if (x is IOrderable xOrderable && y is IOrderable yOrderable)
{
return(xOrderable.Order - yOrderable.Order);
}
if (x is IOrderable xOnly)
{
return(xOnly.Order);
}
// The comparison is reversed (y is orderable) so the order must be negated to.
if (y is IOrderable yOnly)
{
return(-yOnly.Order);
}
//or use whatever the model is
if (_modelComparer != null)
{
return(_modelComparer.Compare(x, y));
}
return(string.Compare(x.ToString(), y.ToString()));
}
/// <summary>
/// Decides the order to use. This overrides the users settings when certain situations arise e.g. two <see cref="IOrderable"/> objects are
/// next to each other in the tree at the same branch (in this case reordering them could be very confusing to the user).
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <returns></returns>
public int Compare(object x, object y)
{
//Use IOrderable.Order
if (x is IOrderable xOrderable && y is IOrderable yOrderable)
{
return(xOrderable.Order - yOrderable.Order);
}
//or use whatever the model is
if (_modelComparer != null)
{
return(_modelComparer.Compare(x, y));
}
return(string.Compare(x.ToString(), y.ToString()));
}
