List View with check Boxes

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:orientation="vertical"
    android:layout_height="match_parent"
    tools:context="com.tutorialscafe.readallsms.MainActivity">

    <TextView android:layout_width="fill_parent"
        android:layout_height="wrap_content" android:padding="10dp"
        android:text="Some text..." android:textSize="20sp" />


    <Button
        android:id="@+id/findSelected"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Find countries that are Selected" />

    <ListView android:id="@+id/listView1" android:layout_width="fill_parent"
        android:layout_height="fill_parent" />

</LinearLayout>

ActivityMainCheckBoxesinListView.java

package com.tutorialscafe.readallsms;

import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;

import java.util.ArrayList;
import java.util.HashMap;

/**
 * Created by Ali Tamoor on 6/1/2017.
 */
import java.util.ArrayList;

import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.View.OnClickListener;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.AdapterView.OnItemClickListener;

public class MainActivity extends Activity {

    MyCustomAdapter dataAdapter = null;

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

        //Generate list View from ArrayList
        displayListView();

        checkButtonClick();

    }

    private void displayListView() {

        //Array list of countries
        ArrayList<Country> countryList = new ArrayList<Country>();
        Country country = new Country("AFG","Afghanistan",false);
        countryList.add(country);
        country = new Country("ALB","Albania",true);
        countryList.add(country);
        country = new Country("DZA","Algeria",false);
        countryList.add(country);
        country = new Country("ASM","American Samoa",true);
        countryList.add(country);
        country = new Country("AND","Andorra",true);
        countryList.add(country);
        country = new Country("AGO","Angola",false);
        countryList.add(country);
        country = new Country("AIA","Anguilla",false);
        countryList.add(country);

        //create an ArrayAdaptar from the String Array
        dataAdapter = new MyCustomAdapter(this,
                R.layout.country_info, countryList);
        ListView listView = (ListView) findViewById(R.id.listView1);
        // Assign adapter to ListView
        listView.setAdapter(dataAdapter);


        listView.setOnItemClickListener(new OnItemClickListener() {
            public void onItemClick(AdapterView<?> parent, View view,
                                    int position, long id) {
                // When clicked, show a toast with the TextView text
                Country country = (Country) parent.getItemAtPosition(position);
                Toast.makeText(getApplicationContext(),
                        "Clicked on Row: " + country.getName(),
                        Toast.LENGTH_LONG).show();
            }
        });

    }

    private class MyCustomAdapter extends ArrayAdapter<Country> {

        private ArrayList<Country> countryList;

        public MyCustomAdapter(Context context, int textViewResourceId,
                               ArrayList<Country> countryList) {
            super(context, textViewResourceId, countryList);
            this.countryList = new ArrayList<Country>();
            this.countryList.addAll(countryList);
        }

        private class ViewHolder {
            TextView code;
            CheckBox name;
        }

        @Override
        public View getView(int position, View convertView, ViewGroup parent) {

            ViewHolder holder = null;
            Log.v("ConvertView", String.valueOf(position));

            if (convertView == null) {
                LayoutInflater vi = (LayoutInflater)getSystemService(
                        Context.LAYOUT_INFLATER_SERVICE);
                convertView = vi.inflate(R.layout.country_info, null);

                holder = new ViewHolder();
                holder.code = (TextView) convertView.findViewById(R.id.code);
                holder.name = (CheckBox) convertView.findViewById(R.id.checkBox1);
                convertView.setTag(holder);

                holder.name.setOnClickListener( new View.OnClickListener() {
                    public void onClick(View v) {
                        CheckBox cb = (CheckBox) v ;
                        Country country = (Country) cb.getTag();
                        Toast.makeText(getApplicationContext(),
                                "Clicked on Checkbox: " + cb.getText() +
                                        " is " + cb.isChecked(),
                                Toast.LENGTH_LONG).show();
                        country.setSelected(cb.isChecked());
                    }
                });
            }
            else {
                holder = (ViewHolder) convertView.getTag();
            }

            Country country = countryList.get(position);
            holder.code.setText(" (" +  country.getCode() + ")");
            holder.name.setText(country.getName());
            holder.name.setChecked(country.isSelected());
            holder.name.setTag(country);

            return convertView;

        }

    }

    private void checkButtonClick() {


        Button myButton = (Button) findViewById(R.id.findSelected);
        myButton.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {

                StringBuffer responseText = new StringBuffer();
                responseText.append("The following were selected...\n");

                ArrayList<Country> countryList = dataAdapter.countryList;
                for(int i=0;i<countryList.size();i++){
                    Country country = countryList.get(i);
                    if(country.isSelected()){
                        responseText.append("\n" + country.getName());
                    }
                }

                Toast.makeText(getApplicationContext(),
                        responseText, Toast.LENGTH_LONG).show();

            }
        });

    }

}

CountertyDataModel.java

package com.tutorialscafe.readallsms;

/**
 * Created by Ali Tamoor on 6/2/2017.
 */

public class Country {

    String code = null;
    String name = null;
    boolean selected = false;

    public Country(String code, String name, boolean selected) {
        super();
        this.code = code;
        this.name = name;
        this.selected = selected;
    }

    public String getCode() {
        return code;
    }
    public void setCode(String code) {
        this.code = code;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }

    public boolean isSelected() {
        return selected;
    }
    public void setSelected(boolean selected) {
        this.selected = selected;
    }

}

list_view_item.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"
    android:orientation="vertical"
    android:padding="6dip" >

    <CheckBox
        android:id="@+id/checkBox1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:focusable="false"
        android:focusableInTouchMode="false"
        android:text="CheckBox" />

    <TextView
        android:id="@+id/code"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBaseline="@+id/checkBox1"
        android:layout_alignBottom="@+id/checkBox1"
        android:layout_toRightOf="@+id/checkBox1"
        android:text="TextView" />

</RelativeLayout>