constants HeaderArrowEnum
The HeaderArrowEnum expression specifies the arrow being clicked in the header of the calendar. The DataChanging event notifies your application that the user is about to change the browsed date.

NameValueDescription
exPrevYear1 The previous year arrow is clicked.
exNextYear2 The next year arrow is clicked.
exPrevMonth4 The previous month arrow is clicked.
exNextMonth8 The next month arrow is clicked.