This macro sets the “scroll rate” for a month calendar control. The scroll rate is the number of months that a month calendar control moves its display when the user clicks a scroll button.
At a Glance
| Header file: | Commctrl.h |
| Windows CE versions: | 2.0 and later |
| Related message: | MCM_SETMONTHDELTA |
Syntax
INT MonthCal_SetMonthDelta(HWND hwndMC, INT iDelta);
Parameters
hwndMC
Handle to a month calendar control.
iDelta
Value representing the number of months to be set as the control’s scroll rate. If this value is zero, the month delta is reset to the default, which is the number of months displayed in the control.
Return Values
Returns an INT value that represents the previous scroll rate. If the scroll rate has not been previously set, the return value is zero.