MM_MOM_OPEN message
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 Value
This message does not return a value.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows 2000 Professional [desktop apps only] |
| Minimum supported server |
Windows 2000 Server [desktop apps only] |
| Header |
|