Function gtk_sys::gtk_cell_renderer_get_size

pub unsafe extern "C" fn gtk_cell_renderer_get_size(
    cell: *mut GtkCellRenderer, 
    widget: *mut GtkWidget, 
    cell_area: *const GdkRectangle, 
    x_offset: *mut c_int, 
    y_offset: *mut c_int, 
    width: *mut c_int, 
    height: *mut c_int
)