Type Alias windows_sys::Win32::UI::Controls::PFNDACOMPARE

pub type PFNDACOMPARE = Option<unsafe extern "system" fn(p1: *const c_void, p2: *const c_void, lparam: LPARAM) -> i32>;

Required features: "Win32_Foundation"

Aliased Type

enum PFNDACOMPARE {
    None,
    Some(unsafe extern "system" fn(_: *const c_void, _: *const c_void, _: isize) -> i32),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: *const c_void, _: *const c_void, _: isize) -> i32)

Some value of type T.