public ListViewColumnSorter()
        {
            ColumnToSort = 0;

            ObjectCompare = new NumberCaseInsensitiveComparer();
            FirstObjectCompare = new ImageTextComparer();
            FirstObjectCompare2 = new CheckboxTextComparer();
        }
 public CheckboxTextComparer()
 {
     ObjectCompare = new NumberCaseInsensitiveComparer();
 }
 public ImageTextComparer()
 {
     ObjectCompare = new NumberCaseInsensitiveComparer();
 }