Todd Chang

… registered it in our XML layout. In lines 24, 36 50 and 62, we bind our VM properties to the view. Notice the @={} syntax. This means 2-way binding. Also, you can bind methods as well like in line 50.

Now the property value changes using appropriate setter directly without reflection. So right now we can see the first small disadvantage of the ObjectAnimator — you need to create Pro…

And items[position] is implementation of indexing operator. It is same as items.get(position).