Type Alias GtkListBoxUpdateHeaderFunc

pub type GtkListBoxUpdateHeaderFunc = Option<unsafe extern "C" fn(_: *mut GtkListBoxRow, _: *mut GtkListBoxRow, _: gpointer)>;

Aliased Type

enum GtkListBoxUpdateHeaderFunc {
    None,
    Some(unsafe extern "C" fn(_: *mut GtkListBoxRow, _: *mut GtkListBoxRow, _: *mut c_void)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: *mut GtkListBoxRow, _: *mut GtkListBoxRow, _: *mut c_void))

Some value of type T.