Type Alias GdkFilterFunc

Source
pub type GdkFilterFunc = Option<unsafe extern "C" fn(*mut GdkXEvent, *mut GdkEvent, gpointer) -> GdkFilterReturn>;

Aliased Type§

enum GdkFilterFunc {
    None,
    Some(unsafe extern "C" fn(_: *mut c_void, _: *mut GdkEvent, _: *mut c_void) -> i32),
}

Variants§

§1.0.0

None

No value.

§1.0.0

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

Some value of type T.