public void SetViewOffsetForDisplayedList(FileFilterGroup fileFilters, int newVal)
{
if (fileFilters.SelectedFilterIdx == -1)
{
_viewOffsets[0] = newVal;
}
else if (PerCategory != null && PerCategory.Length >= fileFilters.SelectedFilterIdx+1)
{
_viewOffsets[fileFilters.SelectedFilterIdx+1] = newVal;
}
}