Share ViewModel between fragments that are in different Activity

Question

I have a ViewModel named SharedViewModel:

public class SharedViewModel extends ViewModel {

    private final MutableLiveData selected = ne         


        

Answer 1

Here's a link

Hope it helps you. O(∩_∩)O~

In addition:

1) The inspiration for the code came from smart pointer in c++.

2) It will be auto cleared when no activities or fragments references ShareViewModel. The ShareViewModel # onShareCleared() function will be called at the same time! You don't need to destroy them manually!

3) If you use dagger2 to inject the ViewModelFactory for share the viewmodel
between two activities (maybe three), Here's sample