[英]Android Hilt injecting interface to a viewmodel impelemented by an activity
DI 新手,使用 Hilt 我正在尝试将 activty 实现的接口注入到这样的视图模型中:
活动 class:
@AndroidEntryPoint
class MainActivity : AppCompatActivity(), AnInterface{
private val mainViewModel : MainViewModel by viewModels()
// .....
}
视图模型:
@HiltViewModel
class MainViewModel : ViewModel() @Inject constructor(anInterface : AnInterface){
}
模块:
@Module
@InstallIn(ActivityComponent::class)
class ActivityModule {
@Provides
fun provideAnInterface(activity: Activity) : AnInterface = activty as AnInterface
}
给我错误:
AnInterface cannot be provided without an @Provides-annotated method.
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