The MEVT_EVENTTYPE macro retrieves the event type from the value specified in the dwEvent member of a MIDIEVENT structure.
Code for the MIDI event and the event parameters or length, as specified in the dwEvent member of the MIDIEVENT structure.
The MEVT_EVENTTYPE macro is defined as follows:
Minimum supported client
|Windows 2000 Professional [desktop apps only]|
Minimum supported server
|Windows 2000 Server [desktop apps only]|
Build date: 11/16/2013