本文共 3553 字，大约阅读时间需要 11 分钟。

效果图

主要代码

class FlowerAdapter(private val context: Context, flowerData: ArrayList
   
    ) : BaseAdapter() {
       private var mFlowerData = ArrayList
    
     ()    private val mInflaterCatalogListItems: LayoutInflater    init {
           mFlowerData = flowerData        mInflaterCatalogListItems =            context.getSystemService(Context.LAYOUT_INFLATER_SERVICE) as LayoutInflater    }    override fun getCount(): Int {
           return mFlowerData.size    }    override fun getItem(position: Int): Any {
           return mFlowerData[position]    }    override fun getItemId(position: Int): Long {
           return position.toLong()    }    override fun getView(position: Int, _convertView: View?, parent: ViewGroup): View {
           var convertView: View        val holder: ViewHolder        if (_convertView == null) {
               holder = ViewHolder()            convertView = mInflaterCatalogListItems.inflate(                R.layout.adapter_flower,                null            )            holder.nameTv =                convertView.findViewById
     
      (R.id.textView) as TextView            holder.imageView =                convertView.findViewById
      
       (R.id.photoView) as ImageView            convertView.tag = holder        } else {
               convertView = _convertView            holder = convertView.tag as ViewHolder        }        if (mFlowerData[position] != null) {
               holder.nameTv?.text = mFlowerData[position].flowerName            holder.imageView?.setImageResource(mFlowerData[position].imagePath)        }        return convertView    }    private class ViewHolder {
           var nameTv: TextView? = null        var imageView: ImageView? = null    }}
      
     
    
   

class Flower {
       var flowerName: String? = null    var imagePath = 0}

class FlowerActivity : AppCompatActivity() {
       var dataList = ArrayList
   
    ()    public override fun onCreate(savedInstanceState: Bundle?) {
           super.onCreate(savedInstanceState)        setContentView(R.layout.activity_flower)        dataList = prepareDataList()        val gridView = findViewById
    
     (R.id.gridView) as GridView        val flowerAdapter = FlowerAdapter(this, dataList)        gridView.adapter = flowerAdapter        gridView.setOnItemClickListener {
    _, _, position, _ -> toast(dataList[position].flowerName!!) }    }    private fun toast(text: String) = Toast.makeText(this, text, Toast.LENGTH_SHORT).show()    private fun prepareDataList(): ArrayList
     
       {
           val flowerData = ArrayList
      
       ()        //1st Item        var flower = Flower()        flower.flowerName = "Alyssum"        flower.imagePath = R.drawable.image1        flowerData.add(flower)        //2nd Item        flower = Flower()        flower.flowerName = "Daisy"        flower.imagePath = R.drawable.image2        flowerData.add(flower)        //3rd Item        flower = Flower()        flower.flowerName = "Jasmine"        flower.imagePath = R.drawable.image3        flowerData.add(flower)        //4th Item        flower = Flower()        flower.flowerName = "Lily"        flower.imagePath = R.drawable.image1        flowerData.add(flower)        //5th Item        flower = Flower()        flower.flowerName = "Poppy"        flower.imagePath = R.drawable.image2        flowerData.add(flower)        //6th Item        flower = Flower()        flower.flowerName = "Rose"        flower.imagePath = R.drawable.image3        flowerData.add(flower)        return flowerData    }}
      
     
    
   

完整源代码

转载地址：https://cxyxy.blog.csdn.net/article/details/106374112 如侵犯您的版权，请留言回复原文章的地址，我们会给您删除此文章，给您带来不便请您谅解！