This message allows an application or an MCD to pass PM messages from a window procedure to an I/O procedure. It is currently used to pass a WM_DESTROYCLIPBOARD message to an I/O procedure for appropriate action. It is an optional message and may not be supported by an I/O procedure, therefore any errors should be ignored by the caller.

pmmioinfo (PMMIOINFO)

A pointer to an MMIOINFO data structure.

usMsg (USHORT)

Set to MMIOM_WINMSG.

lParam1 (LONG)

A pointer to an MMIO_WINMSG structure.

lParam2 (LONG)

This parameter is not used.

rc (ULONG)

Return code indicating success or failure.

MMIO_SUCCESS

The request to the IOProc was successful.
MMIO_ERROR
An error code is returned.

---

[Back] [Next]