Type Alias windows::Win32::Graphics::DirectDraw::PDX_IRQCALLBACK

pub type PDX_IRQCALLBACK = Option<unsafe extern "system" fn(pirqdata: *mut DX_IRQDATA)>;

Aliased Type

enum PDX_IRQCALLBACK {
    None,
    Some(unsafe extern "system" fn(_: *mut DX_IRQDATA)),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: *mut DX_IRQDATA))

Some value of type T.