typedef struct tagMCI_GETDEVCAPS_PARMS {
DWORD dwCallback;
DWORD dwReturn;
DWORD dwItem;
} MCI_GETDEVCAPS_PARMS;
The MCI_GETDEVCAPS_PARMS structure is the standard data structure associated with the MCI_GETDEVCAPS command. To find out if customized versions of this structure exist, see the description of MCI_GETDEVCAPS in the Win32 SDK.
Members
dwCallback
Contains handle of window to receive MM_MCINOTIFY message.
dwReturn
Receives information returned by the driver.
dwItem
Contains a flag indicating the type of information requested. For a list of valid flags, see the description of MCI_GETDEVCAPS in the Win32 SDK. The contents of dwItem are valid only if MCI_GETDEVCAPS_ITEM is set in the lParam1 argument to DriverProc.