Abstract class BaseAdapter<T : BaseViewHolder> : RecyclerView.Adapter<T>() {

Question

Abstract class BaseAdapter<T : BaseViewHolder> : RecyclerView.Adapter<T>() {

lateinit var c: Context
var clickListener: IRecyclerViewClickListener? = null
lateinit var rv: RecyclerView

private var lastPos : Int = -1

override fun onBindViewHolder(holder: T, position: Int) {
holder.flush()
super.bindViewHolder(holder, position)

animate(holder.itemView, position)
}

private fun animate(root: View, position: Int) {
if (position > lastPos) {
val a = AnimationUtils.loadAnimation(c, android.R.anim.fade_in)
root.startAnimation(a)
lastPos = position
}
}

override fun onViewDetachedFromWindow(holder: T) {
holder.itemView.clearAnimation()
}

override fun onAttachedToRecyclerView(recyclerView: RecyclerView?) {
super.onAttachedToRecyclerView(recyclerView)
this.c = recyclerView!!.context
this.rv = recyclerView
}

fun inflate(@LayoutRes layoutId: Int, parent: ViewGroup? = null) : View {
return LayoutInflater.from(c).inflate(layoutId, parent, false)
}

fun attachItemClickListener(listener: IRecyclerViewClickListener) {
this.clickListener = listener
}

}

#kotlin #programming #russian

0

20.03.2017

1 ответов

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Igor · Accepted Answer

Igor

А где твой холдер созадется?

0

20.03.2017

169 похожих чатов

Abstract class BaseAdapter<T : BaseViewHolder> : RecyclerView.Adapter<T>() {

1 ответов

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