Type Alias windows::Win32::Graphics::DirectDraw::LPDDENUMCALLBACKEXW

pub type LPDDENUMCALLBACKEXW = Option<unsafe extern "system" fn(param0: *mut GUID, param1: PCWSTR, param2: PCWSTR, param3: *mut c_void, param4: HMONITOR) -> BOOL>;

Aliased Type

enum LPDDENUMCALLBACKEXW {
    None,
    Some(unsafe extern "system" fn(_: *mut GUID, _: PCWSTR, _: PCWSTR, _: *mut c_void, _: HMONITOR) -> BOOL),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: *mut GUID, _: PCWSTR, _: PCWSTR, _: *mut c_void, _: HMONITOR) -> BOOL)

Some value of type T.