Android sample app in Kotlin showing usage of DiffUtil class.
Example of usage DiffUtil utility class added originally in Support Library 24.2.0.
calculateDiff method from DiffUtill class requires DiffUtil.Callback object as parameter.
Implements 4 methods:
DiffResult can be applied to adapter by calling diffResult.dispatchUpdatesTo(adapter)
.
fun swap(actors: List<Actor>) {
val diffCallback = ActorDiffCallback(this.actors, actors)
val diffResult = DiffUtil.calculateDiff(diffCallback)
this.actors.clear()
this.actors.addAll(actors)
diffResult.dispatchUpdatesTo(this)
}
Copyright 2016 Michał Moczulski
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