Type Alias windows::Win32::System::WindowsProgramming::WINWATCHNOTIFYPROC

pub type WINWATCHNOTIFYPROC = Option<unsafe extern "system" fn(hww: HWINWATCH, hwnd: HWND, code: u32, lparam: LPARAM)>;

Aliased Type§

enum WINWATCHNOTIFYPROC {
    None,
    Some(unsafe extern "system" fn(_: HWINWATCH, _: HWND, _: u32, _: LPARAM)),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "system" fn(_: HWINWATCH, _: HWND, _: u32, _: LPARAM))

Some value of type T.