ZeeGrid Control Message

ZGM_GETDOW

ZGM_GETDOW

An application sends a ZGM_GETDOW message to get the day of the week of the julian date specified in wParam.

ZGM_GETDOW
wParam = (WPARAM) (int) iJulianDate;   //julian date
lParam = 0;                            //not used; must be 0

Parameters

iJulianDate

The value of wParam. The value is a valid julian date in the range of [1..3068037].

Return Values

If the julian date specified in wParam is valid, this message returns the day of the week of that date. Otherwise, the message returns -1.

The following values are returned based on the day of the week:

• 2 - Sunday
• 3 - Monday
• 4 - Tuesday
• 5 - Wednesday
• 6 - Thursday
• 0 - Friday
• 1 - Saturday