Type Alias GSourceFuncsCheckFunc 

pub type GSourceFuncsCheckFunc = Option<unsafe extern "C" fn(source: *mut GSource) -> gboolean>;

Aliased Type

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

Variants

None

No value.

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

Some value of type T.