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ScopedViewModel
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open class ScopedViewModel : ViewModel() { | |
private val job = Job() | |
protected val scope: CoroutineScope = job + Dispatchers.Main | |
override fun onCleared() { | |
super.onCleared() | |
job.cancel() | |
} | |
} |
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class DetailViewModel : ScopedViewModel() { | |
fun startTask() { | |
scope.launch { | |
// Switch the 'background' thread | |
withContext(Dispatchers.Default) { | |
// do your long-running thing | |
} | |
// We're now back on the Android's Main thread (since we're using | |
// the ScopedViewModel's scope) | |
updateUi() | |
} | |
} | |
} |
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