Type Alias gtk4_sys::GtkPrinterFunc

pub type GtkPrinterFunc = Option<unsafe extern "C" fn(_: *mut GtkPrinter, _: gpointer) -> gboolean>;

Aliased Type

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

Variants

None

No value.

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

Some value of type T.