MM_MCISIGNAL

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

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