MIM_OPEN

The MIM_OPEN message is sent to a MIDI input callback function when a MIDI input device is opened.

MIM_OPEN 
dwParam1 = reserved 
dwParam2 = reserved 
 

Parameters

dwParam1
Reserved; do not use.
dwParam2
Reserved; do not use.

Return Values

This message does not return a value.

QuickInfo

  Windows NT: Requires version 3.1 or later.
  Windows: Requires Windows 95 or later.
  Windows CE: Unsupported.
  Header: Declared in mmsystem.h.

See Also

Musical Instrument Digital Interface (MIDI) Overview, MIDI Messages