MM_MCISIGNAL

  • Article

The MM_MCISIGNAL message is sent to a window to notify an application that an MCI device has reached a position defined in a previous signal (MCI_SIGNAL) command.

MM_MCISIGNAL 
wParam = (WPARAM) wID      
lParam = (LONG) lUserParm

Parameters

wID

Identifier of the device initiating the signal message.

lUserParm

Value passed in the dwUserParm member of the MCI_DGV_SIGNAL_PARAMS structure when the signal command has defined this callback function. Alternatively, it might contain the position value.

Requirements

**  Windows NT/2000/XP:** Included in Windows NT 3.1 and later.
**  Windows 95/98/Me:** Included in Windows 95 and later.
**  Header:** Declared in Mmsystem.h; include Windows.h.

See Also

MCI, MCI Messages, signal, MCI_SIGNAL