gtk4_sys

Function gtk_im_context_get_surrounding_with_selection

Source 
pub unsafe extern "C" fn gtk_im_context_get_surrounding_with_selection(
    context: *mut GtkIMContext,
    text: *mut *mut c_char,
    cursor_index: *mut c_int,
    anchor_index: *mut c_int,
) -> gboolean
Available on crate feature v4_2 only.