AndroidViewModel

Artifact: androidx.lifecycle:lifecycle-viewmodel

View Source

Added in 2.0.0

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Kotlin |Java

Common/AllAndroid/JVMNative/C/iOS

• android

  open class AndroidViewModel : ViewModel

kotlin.Any
↳	androidx.lifecycle.ViewModel
	↳	androidx.lifecycle.AndroidViewModel

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Application context aware ViewModel.

Subclasses must have a constructor which accepts Application as the only parameter.

Summary

Public constructors
AndroidViewModel(application: Application)	android

Public functions
open T	<T : Application> getApplication() Return the application.	android

Extension properties
Application	AndroidViewModel.application The underlying Application inside AndroidViewModel	android

Inherited functions
From androidx.lifecycle.ViewModel open Unit addCloseable(closeable: AutoCloseable) android Unit addCloseable(key: String, closeable: AutoCloseable) android T? <T : AutoCloseable> getCloseable(key: String) android open Unit onCleared() android

Public constructors

AndroidViewModel

android

Added in 2.0.0

AndroidViewModel(application: Application)

Public functions

getApplication

android

Added in 2.0.0

open fun <T : Application> getApplication(): T

Return the application.

Extension properties

application

android

Artifact: androidx.lifecycle:lifecycle-viewmodel

View Source

val AndroidViewModel.application: Application

The underlying Application inside AndroidViewModel

One common hierarchy, such as KotlinViewModel <: JavaViewModel <: AndroidViewModel, exposes private property application incorrectly. It is now fixed in K2 (Kotlin language version 2.0), but not backward compatible. This inline extension will make compilations of both pre- and post- 2.0 go well.