Type Alias GSignalEmissionHook 

pub type GSignalEmissionHook = Option<unsafe extern "C" fn(ihint: *mut GSignalInvocationHint, n_param_values: guint, param_values: *const GValue, data: gpointer) -> gboolean>;

Aliased Type

pub enum GSignalEmissionHook {
    None,
    Some(unsafe extern "C" fn(*mut _GSignalInvocationHint, u32, *const _GValue, *mut c_void) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut _GSignalInvocationHint, u32, *const _GValue, *mut c_void) -> i32)

Some value of type T.