我一直在尝试使用 ContributesAndroidInjctor 为我的片段注入依赖项,而不是创建子组件,但它会引发异常,
java.lang.IllegalArgumentException: No injector factory bound for Class<LoginFragment>
这是我想要做的,
零件:
@Component(
dependencies = [LoginFeature.Dependencies::class],
modules = [FeatureModule::class, AndroidInjectionModule::class]
)
interface LoginFeatureMainComponent : AndroidInjector<LoginFeatureImpl> {
@Component.Factory
interface Factory {
fun create(
@BindsInstance loginFeatureImpl: LoginFeatureImpl,
loginFeature: LoginFeature.Dependencies
): LoginFeatureMainComponent
}
}
模块:
@Module
abstract class FeatureModule {
@ContributesAndroidInjector(modules = [ViewModelProviderModule::class])
abstract fun contributeLoginFragment(): LoginFragment
}
分段:
class FragmentNew : DaggerFragment() {
@Inject
lateinit var viewModelProviderFactory: ViewModelProviderFactory
private lateinit var binding: FragmentNewBinding
private val newViewModel: NewViewModel by viewModels { viewModelProviderFactory }
override fun onCreateView(
inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View?
= DataBindingUtil.inflate<FragmentNewBinding>(inflater, R.layout.fragment_new, container, false).run {
binding = this
viewModel = newViewModel
lifecycleOwner = viewLifecycleOwner
root
}
}
LoginFeatureImpl:
@AutoService(LoginFeature::class)
class LoginFeatureImpl : LoginFeature {
override fun inject(dependencies: LoginFeature.Dependencies) {
DaggerLoginFeatureMainComponent.factory().create(this, dependencies).apply {
inject(this@LoginFeatureImpl)
}
}
}
我的Activity基本上调用LoginFeatureImpl中的注入方法:
class LaunchActivity : DaggerAppCompatActivity() {
@Inject
lateinit var viewModelProviderFactory: ViewModelProviderFactory
private lateinit var binding: LaunchActivityBinding
private val viewModel: LaunchViewModel by viewModels { viewModelProviderFactory }
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
binding = DataBindingUtil.setContentView(this, R.layout.launch_activity)
viewModel.launchLoginFragment() **// this calls inject in LoginFeatureImpl**
}
}
对此问题的任何帮助表示赞赏。
编辑: 如果我手动创建一个子组件而不是依赖 ContributesAndroidInjector 并在我的实现 HasAndroidInjector 而不是从 DaggerFragment() 扩展的片段中调用注入,它将起作用。但我仍在寻找一种使用 ContributesAndroidInjector 的解决方案,而不是为我添加的所有片段手动创建子组件。