Type Alias CFlouiCallback 

pub type CFlouiCallback = Option<unsafe extern "C" fn(arg1: *mut CWidget, data: *mut c_void)>;

Aliased Type

pub enum CFlouiCallback {
    None,
    Some(unsafe extern "C" fn(*mut CWidget, *mut c_void)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut CWidget, *mut c_void))

Some value of type T.