AutoCompleteTextView(單一提示)

package com.example.android_06;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.MultiAutoCompleteTextView;
import android.widget.SimpleAdapter;
import android.widget.Spinner;
import android.widget.Toast;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class MainActivity extends AppCompatActivity {
//     高階控制元件搜尋提示框(單一提示)
    private String[] data1;//資料來源
    //ArrayAdapter陣列介面卡
    private ArrayAdapter adapter1;//定義介面卡
    private AutoCompleteTextView actv_main_context;//定義高階控制元件

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

        /**
         *  高階控制元件搜尋提示框(單一提示)
         */
        initView();
        data1 =  new String[]{ "憤怒的小鳥", "湯姆貓", "落湯雞", "牛牛", "哈巴狗", "神龍", "烤鴨","小象", "美人魚", "九尾狐" };
        adapter1 = new ArrayAdapter(this,R.layout.actv_main_item1,data1);
        actv_main_context.setAdapter(adapter1);

    }
    /**
     * 初始化
      */
    public void initView(){
        actv_main_context = findViewById(R.id.actv_main_context);
        spinner_main_img = findViewById(R.id.spinner_main_img);
        mactv_main_context = findViewById(R.id.mactv_main_context);
    }
}