cubicweb #3654043 Enable CSS customization in CalendarView [validation pending]

The calendar view does not allow to set a custom CSS class on the calendar div, which is a requirement.

Add at least a cssclass optional argument to the call method.

NB : see cube booking for an implementation example

prioritynormal
typeenhancement
done in3.23.0
load0.300
load left0.000
closed by#5213dfe9cddb Enables css customization in CalendarView
patchEnables css customization in CalendarView [applied]