FWThemeObserver

@protocol FWThemeObserver <NSObject>

iOS13主题订阅观察者监听协议，主题改变时自动通知

  • iOS13主题改变渲染钩子，如果父类有重写，记得调用super，需订阅后才生效

    Declaration

    Objective-C

    - (void)renderTheme:(FWThemeStyle)style;