windows::Win32::Media::Multimedia

Type Alias CAPSTATUSCALLBACKW

pub type CAPSTATUSCALLBACKW = Option<unsafe extern "system" fn(hwnd: HWND, nid: i32, lpsz: PCWSTR) -> LRESULT>;

Aliased Type§

enum CAPSTATUSCALLBACKW {
    None,
    Some(unsafe extern "system" fn(_: HWND, _: i32, _: PCWSTR) -> LRESULT),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "system" fn(_: HWND, _: i32, _: PCWSTR) -> LRESULT)

Some value of type T.