Type Alias GtkCustomMeasureFunc 

pub type GtkCustomMeasureFunc = Option<unsafe extern "C" fn(*mut GtkWidget, GtkOrientation, c_int, *mut c_int, *mut c_int, *mut c_int, *mut c_int)>;

Aliased Type

pub enum GtkCustomMeasureFunc {
    None,
    Some(unsafe extern "C" fn(*mut GtkWidget, i32, i32, *mut i32, *mut i32, *mut i32, *mut i32)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut GtkWidget, i32, i32, *mut i32, *mut i32, *mut i32, *mut i32))

Some value of type T.