RegionRecyclerViewAdapter.kt

package com.yidianling.consultant.adapter

import android.content.Context
import android.graphics.Typeface
import androidx.recyclerview.widget.RecyclerView
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import com.ydl.ydlcommon.adapter.MyBaseAdapter
import com.yidianling.consultant.R
import com.yidianling.consultant.model.bean.RegionItem
import kotlinx.android.synthetic.main.consultant_item_region.view.*

@Suppress("DEPRECATION")
/**
 * 省份列表适配器
 * Created by zqk on 17-7-21.
 */
class RegionRecyclerViewAdapter(
    val context: Context, var regionList: ArrayList<RegionItem>, var selectedRegion: RegionItem
) : RecyclerView.Adapter<RegionRecyclerViewAdapter.ViewHolder>() {

    var onItemClickListener: MyBaseAdapter.OnItemClickListener<RegionItem>? = null

    override fun onBindViewHolder(holder: ViewHolder, position: Int) {
        val region = regionList[position]
        holder.itemView.tvRegionName.text = region.value
        if (selectedRegion.code == region.code) {
            //选中状态
            holder.itemView.tvRegionName.setTypeface(Typeface.DEFAULT_BOLD)
            holder.itemView.tvRegionName.setTextColor(context.resources.getColor(R.color.platform_main_theme))
            holder.itemView.view_select.visibility = View.VISIBLE
            holder.itemView.setBackgroundColor(context.resources.getColor(R.color.white))
        } else {
            //未选中状态
            holder.itemView.tvRegionName.setTypeface(Typeface.DEFAULT)
            holder.itemView.tvRegionName.setTextColor(context.resources.getColor(R.color.platform_default_text_color))
            holder.itemView.view_select.visibility = View.INVISIBLE
            holder.itemView.setBackgroundColor(context.resources.getColor(R.color.platform_color_F7F7F7))

        }
    }

    override fun getItemCount(): Int = regionList.size

    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
        val view =
            LayoutInflater.from(context).inflate(R.layout.consultant_item_region, parent, false)
        return ViewHolder(view)
    }

    inner class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
        init {
            itemView.setOnClickListener {
                val position = adapterPosition
                if (position != RecyclerView.NO_POSITION) {
                    selectedRegion = regionList[position]
                    onItemClickListener?.onItemClickListener(itemView, adapterPosition, selectedRegion)
                    notifyDataSetChanged()
                }
            }
        }
    }
}