MyAutoCompeteTextView 自动筛选补全输入信息

####1、实现在输入框输入的时候，自动补全

界面绘制：

####2、逻辑代码

package com.example.menglux.myautocompletetextview;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.Button;
import android.widget.TextView;

import java.util.ArrayList;
import java.util.List;

public class MainActivity extends AppCompatActivity {


    private AutoCompleteTextView mAutoCompleteTextView;
    private List<String> mList;

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

        mAutoCompleteTextView = (AutoCompleteTextView) findViewById(R.id.autoComTv_id);
        mAutoCompleteTextView.setThreshold(1);

        mList = new ArrayList<String>();
        mList.add("lili");
        mList.add("lele");
        mList.add("lum");
        mList.add("abc");
        mList.add("bca");
        mList.add("cab");


/***
 * 参数1  当前上下文
 * 参数2  显示的匹配的布局
 * 参数3  存储自动匹配的值数组, 也可以是字符串数组 如 String [] str = {"lili","hello","kitt"}; str
 * */
        ArrayAdapter<String> mAdapter = new ArrayAdapter<String>(
                this,
                R.layout.support_simple_spinner_dropdown_item,
                mList);

        mAutoCompleteTextView.setAdapter(mAdapter);


    }
}

####3、效果展示