MM_MOM_OPEN
The MM_MOM_OPEN message is sent to a window when a MIDI output device is opened.
MM_MOM_OPEN
wParam = (WPARAM) hOutput
lParam = reserved
Parameters
hOutput
Handle to the MIDI output device.
lParam
Reserved; do not use.
Return Values
This message does not return a 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