David Frenzel Crosswind
alexfu
/ FragmentObserver.java
Last active
June 21, 2024 19:11
Observer pattern for notifying Fragments of a ViewPager to update their views. This will update the current Fragment, as well as the off screen Fragments that are retained.
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| public class FragmentObserver extends Observable { | |
| @Override | |
| public void notifyObservers() { | |
| setChanged(); // Set the changed flag to true, otherwise observers won't be notified. | |
| super.notifyObservers(); | |
| } | |
| } |