Sorting dhxCalendar With GroupBy

Affiché leArticle
-12000.40G1
G1
-G2
G2
N/AG1
G1
-12000.70G2
G2
12000.40G1
G1
12001.40G3
G3
12001.50G1
G1
12001.60G3
G3
12001.70/td>G1
G1