androidutils-lifecycle/com.w2sv.androidutils.lifecycle/ActivityCallContractHandler

ActivityCallContractHandler

interface ActivityCallContractHandler<I, O> : DefaultLifecycleObserver

Lifecycle-aware holder for an ActivityResultContract launcher.

This packages result registration into a DefaultLifecycleObserver, reducing the boilerplate around ActivityResultRegistry.register.

Inheritors

Types

abstract class Impl<I, O>(val resultRegistry: ActivityResultRegistry, val resultContract: ActivityResultContract<I, O>) : ActivityCallContractHandler<I, O>

Base implementation that registers resultContract during onCreate.

Properties

abstract val registryKey: String

Key used when registering with resultRegistry.

abstract val resultCallback: (O) -> Unit

Callback invoked with the contract output.

abstract val resultContract: ActivityResultContract<I, O>

Contract that converts inputs and outputs for the activity call.

abstract var resultLauncher: ActivityResultLauncher<I>

Launcher created during lifecycle registration.

abstract val resultRegistry: ActivityResultRegistry

Registry used to create the launcher.

Functions

open fun onCreate(owner: LifecycleOwner)

open fun onDestroy(owner: LifecycleOwner)

open fun onPause(owner: LifecycleOwner)

open fun onResume(owner: LifecycleOwner)

open fun onStart(owner: LifecycleOwner)

open fun onStop(owner: LifecycleOwner)