Type Alias Event_Void_Callback

pub type Event_Void_Callback = Option<unsafe extern "C" fn(obj: *mut c_void)>;

Aliased Type

enum Event_Void_Callback {
    None,
    Some(unsafe extern "C" fn(_: *mut c_void)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: *mut c_void))

Some value of type T.