MM_MIM_OPEN

The MM_MIM_OPEN message is sent to a window when a MIDI input device is opened.

MM_MIM_OPEN 
wParam = (WPARAM) hInput 
lParam = reserved 
 

Parameters

hInput

Handle of the MIDI input device that was opened.

lParam

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