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DGetRefreshRateMM
(Windows 2000, multi-monitor mode only)
Purpose Use
refresh rate.
Syntax
DWORD DGetRefreshRateMM (hdc, nDisplay,
Return value
DWORD –
otherwise, operating system error code.
Example This example returns the refresh rate of the screen.
#include <mdpcint.h>
{
HDC
UWORD
DWORD
UWORD
dwRetCode = DGetRefreshRateMM (NULL,
return dwRetCode;
}
See also
DGetScreenDimensions, DGetScreenPlacement
DGetRefreshRateMM
lpRefreshRate)
Parameter Type
HDC
UWORD
UWORD FAR *
zero (0) if function completed successfully;
hdc
nDisplay = (UWORD) Win2000DisplayNum |
WIN2K_DISPLAY_NUMBER;
dwRetCode;
RefreshRate;
nDisplay, &lpRefreshRate);
to return the screen's
Name
hdc
nDisplay
lpRefreshRate
DGetRefreshRateMM | 55
Description
Handle to the display-
device context.
Target display.
Pointer to
UWORD FAR.
It is filled in with the
refresh rate in
Hertz * 100.
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