Function theme_engine_theme_resolve_ui 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn theme_engine_theme_resolve_ui(
    theme: *const ThemeEngineTheme,
    role_name: *const c_char,
    out_style: *mut ThemeEngineStyle,
) -> i32

Resolves a UI role style (for example "statusline" or "tab_active").