Type Alias LPDIJOYTYPECALLBACK 

pub type LPDIJOYTYPECALLBACK = Option<unsafe extern "system" fn(param0: PCWSTR, param1: *mut c_void) -> BOOL>;

Aliased Type

pub enum LPDIJOYTYPECALLBACK {
    None,
    Some(unsafe extern "system" fn(*const u16, *mut c_void) -> i32),
}

Variants

None

No value.

Some(unsafe extern "system" fn(*const u16, *mut c_void) -> i32)

Some value of type T.