Created
January 21, 2020 14:00
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Data Bound Adapter
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abstract class DataBoundAdapter<T, V : ViewDataBinding>( | |
diffCallback: DiffUtil.ItemCallback<T> | |
) : ListAdapter<T, DataBoundViewHolder<V>>(diffCallback) { | |
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): DataBoundViewHolder<V> { | |
val binding = createBinding(parent) | |
return DataBoundViewHolder(binding) | |
} | |
protected abstract fun createBinding(parent: ViewGroup): V | |
override fun onBindViewHolder(holder: DataBoundViewHolder<V>, position: Int) { | |
bind(holder.binding, getItem(position)) | |
holder.binding.executePendingBindings() | |
} | |
protected abstract fun bind(binding: V, item: T) | |
} | |
class DataBoundViewHolder<out T : ViewDataBinding> constructor(val binding: T) : | |
RecyclerView.ViewHolder(binding.root) |
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