Groupby: Rearrange columns

Author: janezd

Orange/widgets/data/owgroupby.py

@@ -2,7 +2,6 @@
 from contextlib import contextmanager
 from dataclasses import dataclass
 from functools import partial
-from math import ceil
 from typing import Any, Dict, List, Optional, Set
 
 import pandas as pd
@@ -359,13 +358,19 @@ def __init_main_area(self) -> None:
         # aggregations checkboxes
         grid_layout = QGridLayout()
         gui.widgetBox(self.mainArea, orientation=grid_layout, box="Aggregations")
-        itm_col = ceil(len(AGGREGATIONS) / 3)
 
-        for i, agg in enumerate(AGGREGATIONS):
+        col = 0
+        row = 0
+        break_rows = (5, 5, 99)
+        for agg in AGGREGATIONS:
             self.agg_checkboxes[agg] = cb = CheckBox(agg, self)
             cb.setDisabled(True)
             cb.stateChanged.connect(partial(self.__aggregation_changed, agg))
-            grid_layout.addWidget(cb, i % itm_col, i // itm_col)
+            grid_layout.addWidget(cb, row, col)
+            row += 1
+            if row == break_rows[col]:
+                row = 0
+                col += 1
 
     ############
     # Callbacks