Type Alias windows_sys::Win32::Media::Audio::ACMFORMATCHOOSEHOOKPROCW

pub type ACMFORMATCHOOSEHOOKPROCW = Option<unsafe extern "system" fn(hwnd: HWND, umsg: u32, wparam: WPARAM, lparam: LPARAM) -> u32>;

Aliased Type§

enum ACMFORMATCHOOSEHOOKPROCW {
    None,
    Some(unsafe extern "system" fn(_: *mut c_void, _: u32, _: usize, _: isize) -> u32),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "system" fn(_: *mut c_void, _: u32, _: usize, _: isize) -> u32)

Some value of type T.