pub type PMQRECEIVECALLBACK = Option<unsafe extern "system" fn(hrstatus: HRESULT, hsource: isize, dwtimeout: u32, dwaction: u32, pmessageprops: *mut MQMSGPROPS, lpoverlapped: *mut OVERLAPPED, hcursor: HANDLE)>;
Expand description

Required features: "Win32_Foundation", "Win32_System_Com_StructuredStorage", "Win32_System_IO", "Win32_System_Variant"

Aliased Type§

enum PMQRECEIVECALLBACK {
    None,
    Some(unsafe extern "system" fn(_: i32, _: isize, _: u32, _: u32, _: *mut MQMSGPROPS, _: *mut OVERLAPPED, _: isize)),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "system" fn(_: i32, _: isize, _: u32, _: u32, _: *mut MQMSGPROPS, _: *mut OVERLAPPED, _: isize))

Some value of type T.