MCIWNDM_RETURNSTRING message
The MCIWNDM_RETURNSTRING message retrieves the reply to the most recent MCI string command sent to an MCI device. Information in the reply is supplied as a null-terminated string. You can send this message explicitly or by using the MCIWndReturnString macro.
MCIWNDM_RETURNSTRING
wParam = (WPARAM) (UINT) len;
lParam = (LPARAM) (LPVOID) lp;
Parameters
-
len
-
Size, in bytes, of the buffer.
-
lp
-
Pointer to an application-defined buffer to contain the null-terminated string.
Return Value
Returns an integer corresponding to the MCI string.
Remarks
If the null-terminated string is longer than the buffer, the string is truncated.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows 2000 Professional [desktop apps only] |
| Minimum supported server |
Windows 2000 Server [desktop apps only] |
| Header |
|