Type Alias UserPresenceFn

pub type UserPresenceFn = Option<unsafe extern "C" fn(status: UserPresenceStatus, timestamp_us: i64, user_data: *mut c_void)>;

Aliased Type

pub enum UserPresenceFn {
    None,
    Some(unsafe extern "C" fn(u32, i64, *mut c_void)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(u32, i64, *mut c_void))

Some value of type T.