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MCM_HITTEST

MCM_HITTEST
    wParam = 0;
    lParam = (LPARAM)(PMCHITTESTINFO) pMCHitTest;

Determines which portion of a month calendar control is at a given point on the screen. You can send this message explicitly or by using the MonthCal_HitTest macro.

• Sets values in members of the MCHITTESTINFO structure at pMCHitTest and returns a DWORD value that contains one or more of the following:

  MCHT_CALENDAR	The given point was within the calendar.
  MCHT_CALENDARBK	The given point was in the calendar's background.
  MCHT_CALENDARDATE	The given point was on a particular date within the calendar. The SYSTEMTIME structure at lpMCHitTest->st is set to the date at the given point.
  MCHT_CALENDARDATENEXT	The given point was over a date from the next month (partially displayed at the end of the currently displayed month). If the user clicks here, the month calendar will scroll its display to the next month or set of months.
  MCHT_CALENDARDATEPREV	The given point was over a date from the previous month (partially displayed at the end of the currently displayed month). If the user clicks here, the month calendar will scroll its display to the previous month or set of months.
  MCHT_CALENDARDAY	The given point was over a day abbreviation ("Fri", for example). The SYSTEMTIME structure at lpMCHitTest->st is set to the corresponding date in the top row.
  MCHT_CALENDARWEEKNUM	The given point was over a week number (MCS_WEEKNUMBERS style only). The SYSTEMTIME structure at lpMCHitTest->st is set to the corresponding date in the leftmost column.
  MCHT_NEXT	The given point is in an area that will cause the month calendar to scroll its display to the next month or set of months. This flag is used to modify other hit test flags.
  MCHT_NOWHERE	The given point was not on the month calendar control, or it was in an inactive portion of the control.
  MCHT_PREV	The given point is in an area that will cause the month calendar to scroll its display to the previous month or set of months. This flag is used to modify other hit test flags.
  MCHT_TITLE	The given point was over a month's title.
  MCHT_TITLEBK	The given point was over the background of a month's title.
  MCHT_TITLEBTNNEXT	The given point was over the button at the top right corner of the control. If the user clicks here, the month calendar will scroll its display to the next month or set of months.
  MCHT_TITLEBTNPREV	The given point was over the button at the top left corner of the control. If the user clicks here, the month calendar will scroll its display to the previous month or set of months.
  MCHT_TITLEMONTH	The given point was in a month's title bar, over a month name.
  MCHT_TITLEYEAR	The given point was in a month's title bar, over the year value.
  MCHT_TODAYLINK	The given point was on the "today" link at the bottom of the month calendar control.

  The uHit member of the MCHITTESTINFO structure at pMCHitTest will equal the return value.

pMCHitTest

Address of an MCHITTESTINFO structure. Upon sending the message, the cbSize member must be set to the size of the MCHITTESTINFO structure, and pt must be set to the point you want to hit test.

Version 4.70

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