package com.steven.fruitbaseadaptertest;

import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ListView;
import android.widget.Toast;

import java.util.ArrayList;

 public class MainActivity extends Activity
 {
     private ArrayList<Fruit> fruitList;

     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);

         fruitList = new ArrayList<>();		                                //建立一個存放水果資訊的ArrayList物件
         initFruit();							        //初始化水果資料

         ListView listView = (ListView)findViewById(R.id.list_view);	        //獲取佈局檔案中的ListView控制元件物件
         listView.setAdapter(new FruitAdapter(fruitList, MainActivity.this));	//為listView設定adapter


         //為listView繫結事件監聽
         listView.setOnItemClickListener(new AdapterView.OnItemClickListener(){
             @Override
             public void onItemClick(
                     AdapterView<?> parent,
                     View view,
                     int position,
                     long id) {

                 //獲得使用者點選到的item上的水果例項
                 Fruit fruit = fruitList.get(position);

                 //Toast顯示點選該水果的資訊
                 Toast.makeText(MainActivity.this, fruit.getName(), Toast.LENGTH_SHORT).show();
             }
         });
     }

     public void initFruit()
     {
         //建立水果物件
         Fruit fruit1 = new Fruit("蘋果", R.drawable.apple_pic);
         Fruit fruit2 = new Fruit("香蕉", R.drawable.banana_pic);
         Fruit fruit3 = new Fruit("櫻桃", R.drawable.cherry_pic);
         Fruit fruit4 = new Fruit("葡萄", R.drawable.grape_pic);
         Fruit fruit5 = new Fruit("芒果", R.drawable.mango_pic);
         Fruit fruit6 = new Fruit("桔子", R.drawable.orange_pic);
         Fruit fruit7 = new Fruit("梨", R.drawable.pear_pic);
         Fruit fruit8 = new Fruit("菠蘿", R.drawable.pineapple_pic);
         Fruit fruit9 = new Fruit("草莓", R.drawable.strawberry_pic);
         Fruit fruit10 = new Fruit("西瓜", R.drawable.watermelon_pic);

         //將水果物件新增到集合中
         fruitList.add(fruit1);
         fruitList.add(fruit2);
         fruitList.add(fruit3);
         fruitList.add(fruit4);
         fruitList.add(fruit5);
         fruitList.add(fruit6);
         fruitList.add(fruit7);
         fruitList.add(fruit8);
         fruitList.add(fruit9);
         fruitList.add(fruit10);
     }
 }