+ case GTK_SCROLL_STEP_FORWARD:
+ new_cell.col++;
+ if (new_cell.col >=
+ psppire_sheet_model_get_column_count (sheet->model))
+ {
+ new_cell.col = 0;
+ new_cell.row++;
+ }
+ break;
+ case GTK_SCROLL_STEP_BACKWARD:
+ new_cell.col--;
+ if (new_cell.col < 0)
+ {
+ new_cell.col =
+ psppire_sheet_model_get_column_count (sheet->model) - 1;
+ new_cell.row--;
+ }
+ break;