public int Compare(object x, object y)
{
int result = 0;
int sortColumn = fOwner.fSortColumn;
MVPSortOrder sortOrder = fOwner.fSortOrder;
if (sortOrder != MVPSortOrder.None && sortColumn >= 0)
{
ListViewItem item1 = (ListViewItem)x;
ListViewItem item2 = (ListViewItem)y;
if (sortColumn == 0)
{
if (item1 is IComparable && item2 is IComparable)
{
IComparable eitem1 = (IComparable)x;
IComparable eitem2 = (IComparable)y;
result = eitem1.CompareTo(eitem2);
}
else
{
result = GKListView.StrCompareEx(item1.Text, item2.Text);
}
}
else if (sortColumn < item1.SubItems.Count && sortColumn < item2.SubItems.Count)
{
ListViewItem.ListViewSubItem subitem1 = item1.SubItems[sortColumn];
ListViewItem.ListViewSubItem subitem2 = item2.SubItems[sortColumn];
if (subitem1 is IComparable && subitem2 is IComparable)
{
IComparable sub1 = (IComparable)subitem1;
IComparable sub2 = (IComparable)subitem2;
result = sub1.CompareTo(sub2);
}
else
{
result = GKListView.StrCompareEx(subitem1.Text, subitem2.Text);
}
}
if (sortOrder == MVPSortOrder.Descending)
{
result = -result;
}
}
return(result);
}
public int CompareTo(object obj)
{
GKListSubItem otherItem = obj as GKListSubItem;
if (otherItem == null)
{
return(-1);
}
if (fValue is string && otherItem.fValue is string)
{
return(GKListView.StrCompareEx((string)fValue, (string)otherItem.fValue));
}
IComparable cv1 = fValue as IComparable;
IComparable cv2 = otherItem.fValue as IComparable;
int compRes;
if (cv1 != null && cv2 != null)
{
compRes = cv1.CompareTo(cv2);
}
else if (cv1 != null)
{
compRes = -1;
}
else if (cv2 != null)
{
compRes = 1;
}
else
{
compRes = 0;
}
return(compRes);
}
