pub fn spacing(&self) -> i32 {
        let (obj_data, funcs) = self.get_grid_layout_obj_funcs();
        unsafe {
            let ret_val = ((*funcs).spacing)(obj_data);
            ret_val
        }
    }
///
/// If the vertical spacing is equal to the horizontal spacing,
/// this function returns that value; otherwise it return -1.
///
/// **See also:** [`set_spacing()`]
/// [`vertical_spacing()`]
/// [`horizontal_spacing()`]
If the vertical spacing is equal to the horizontal spacing,
this function returns that value; otherwise it return -1.


If the vertical spacing is equal to the horizontal spacing this function returns that value ; otherwise it return - 1 .
pub fn spacing(&self) -> i32 {
        let (obj_data, funcs) = self.get_grid_layout_obj_funcs();
        unsafe {
            let ret_val = ((*funcs).spacing)(obj_data);
            ret_val
        }
    }
pub fn spacing ( & self ) -> i32 { let ( obj_data , funcs ) = self . get_grid_layout_obj_funcs ( ) ; unsafe { let ret_val = ( ( * funcs ) . spacing ) ( obj_data ) ; ret_val } }
If the vertical spacing is equal to the horizontal spacing,
this function returns that value; otherwise it return -1.
If the vertical spacing is equal to the horizontal spacing this function returns that value ; otherwise it return - 1 .
&self
&self