main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent" >

    <com.test_autocomplete_text_and_image.CustomAutoCompleteTextView
        android:id="@+id/autocomplete"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:layout_centerHorizontal="true"
        android:textColor="@android:color/black"
        android:hint="autocomplete"
        android:completionThreshold="1"
        />

    <TextView
        android:id="@+id/tv_currency"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerHorizontal="true"
        android:layout_below="@id/autocomplete"
        />

</RelativeLayout>

autocomplete_layout.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="horizontal"
     >

    <ImageView
            android:id="@+id/flag"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:contentDescription="@string/hello_world"
            android:padding="10dp"
    />

    <TextView
            android:id="@+id/txt"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textSize="15dp"
            android:padding="10dp"
    />

</LinearLayout>


import android.content.Context;
import android.util.AttributeSet;
import android.widget.AutoCompleteTextView;

import java.util.HashMap;

/** Customizing AutoCompleteTextView to return Country Name
 *  corresponding to the selected item
 */
public class CustomAutoCompleteTextView extends AutoCompleteTextView {

    public CustomAutoCompleteTextView(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    /** Returns the country name corresponding to the selected item */
    @Override
    protected CharSequence convertSelectionToString(Object selectedItem) {
        /** Each item in the autocompetetextview suggestion list is a hashmap object */
        HashMap<String, String> hm = (HashMap<String, String>) selectedItem;
        return hm.get("txt");
    }
}



import android.content.Context;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.List;

public class SearchItemArrayAdapter extends ArrayAdapter<CountryEntry>
{
    private static final String tag = "SearchItemArrayAdapter";
    private CountryEntry listEntry;
    private TextView autoItem;
    private ImageView categoryIcon;
    private List<CountryEntry> countryEntryList = new ArrayList<CountryEntry>();

    /**
     *
     * @param context
     * @param textViewResourceId
     * @param objects
     */
    public SearchItemArrayAdapter(Context context, int textViewResourceId, List<CountryEntry> objects)
    {
        super(context, textViewResourceId, objects);
        countryEntryList = objects;
        Log.d(tag, "Search List -> journalEntryList := " + countryEntryList.toString());
    }

    @Override
    public int getCount()
    {
        return this.countryEntryList.size();
    }

    @Override
    public CountryEntry getItem(int position)
    {
        CountryEntry journalEntry = this.countryEntryList.get(position);
        Log.d(tag, "*-> Retrieving JournalEntry @ position: " + String.valueOf(position) + " : " + journalEntry.toString());
        return journalEntry;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent)
    {
        View row = convertView;
        LayoutInflater inflater = LayoutInflater.from(getContext());

        if (row == null)
        {
            row = inflater.inflate(R.layout.autocomplete_layout, parent, false);
        }

        listEntry = this.countryEntryList.get(position);
        String searchItem = listEntry.title;
        autoItem = (TextView) row.findViewById(R.id.txt);
        autoItem.setText(searchItem);

        // Get a reference to ImageView holder
        categoryIcon = (ImageView) row.findViewById(R.id.flag);
        categoryIcon.setImageBitmap(listEntry.image);

        return row;
    }
}



import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AutoCompleteTextView;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.ImageView;

import java.io.ByteArrayInputStream;
import java.util.ArrayList;

public class MainActivity extends ActionBarActivity {


    AutoCompleteTextView mAutoCompleteTextView;

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


        Bitmap theImage = BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher);

        // Add the country details

        // Getting a reference to CustomAutoCompleteTextView of activity_main.xml layout file
        CustomAutoCompleteTextView autoComplete = ( CustomAutoCompleteTextView) findViewById(R.id.autocomplete);

        ArrayList<CountryEntry> list = new ArrayList<CountryEntry>();

        // Add it to array
        list.add(new CountryEntry("india", theImage));
        list.add(new CountryEntry("usa", theImage));
        SearchItemArrayAdapter adapter = new SearchItemArrayAdapter(this, R.layout.autocomplete_layout, list);

        autoComplete.setAdapter(adapter);

    }

}

import android.graphics.Bitmap;
public class CountryEntry {
    public String title;
    public Bitmap image;

    public CountryEntry(String title, Bitmap image) {
        this.title = title;
        this.image = image;
    }
}