Type Alias windows_sys::Win32::System::AddressBook::LPNOTIFCALLBACK

pub type LPNOTIFCALLBACK = Option<unsafe extern "system" fn(lpvcontext: *mut c_void, cnotification: u32, lpnotifications: *mut NOTIFICATION) -> i32>;

Aliased Type

enum LPNOTIFCALLBACK {
    None,
    Some(unsafe extern "system" fn(_: *mut c_void, _: u32, _: *mut NOTIFICATION) -> i32),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: *mut c_void, _: u32, _: *mut NOTIFICATION) -> i32)

Some value of type T.