DTM_SETMCCOLOR message

Sets the color for a given portion of the month calendar within a date and time picker (DTP) control. You can send this message explicitly or use the DateTime_SetMonthCalColor macro.

Parameters

wParam

A value of type int specifying which month calendar color to set. This value can be one of the following:

Value	Meaning
MCSC_BACKGROUND	Set the background color displayed between months.
MCSC_MONTHBK	Set the background color displayed within the month.
MCSC_TEXT	Set the color used to display text within a month.
MCSC_TITLEBK	Set the background color displayed in the calendar's title.
MCSC_TITLETEXT	Set the color used to display text within the calendar's title.
MCSC_TRAILINGTEXT	Set the color used to display header day and trailing day text. Header and trailing days are the days from the previous and following months that appear on the current month calendar.

lParam

A COLORREF value representing the color that will be set for the specified area of the month calendar.

Return value

Returns a COLORREF value that represents the previous color setting for the specified portion of the month calendar control if successful. Otherwise, the message returns -1.

Remarks

When visual styles are enabled, this message has no effect except when wParam is MCSC_BACKGROUND.

Requirements