Type Alias gtk4_sys::GtkCustomRequestModeFunc

pub type GtkCustomRequestModeFunc = Option<unsafe extern "C" fn(_: *mut GtkWidget) -> GtkSizeRequestMode>;

Aliased Type

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

Variants

None

No value.

Some(unsafe extern "C" fn(_: *mut GtkWidget) -> i32)

Some value of type T.