Type Alias XPLMHandleMouseWheel_f 

pub type XPLMHandleMouseWheel_f = Option<unsafe extern "C" fn(inWindowID: XPLMWindowID, x: c_int, y: c_int, wheel: c_int, clicks: c_int, inRefcon: *mut c_void) -> c_int>;

Aliased Type

pub enum XPLMHandleMouseWheel_f {
    None,
    Some(unsafe extern "C" fn(*mut c_void, i32, i32, i32, i32, *mut c_void) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut c_void, i32, i32, i32, i32, *mut c_void) -> i32)

Some value of type T.