MCIWNDM_NOTIFYMODE  CNHPH 

The MCIWNDM_NOTIFYMODE message notifies the parent window of an application that the operating mode of the MCI device has changed.

MCIWNDM_NOTIFYMODE

wParam = (WPARAM) (HWND) hwnd;

lParam = (LPARAM) (LONG) mode;

Parameters

hwnd

Handle of the MCIWnd window.

mode

Integer corresponding to the MCI mode.

Remarks

You can enable notification of mode changes of an MCI device by specifying the MCIWNDF_NOTIFYMODE window style.