notifyDataSetChanged for multiple checkboxes

Question

In attached image, SelectAll checkbox is present with in an activity, and

Answer 1

try using CheckedTextView for this issue

main.xml

listrow.xml

CheckedTextVwActivity.java

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

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.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.CheckedTextView;
import android.widget.ListView;
import android.widget.Toast;

public class CheckedTextVwActivity extends Activity {
    /** Called when the activity is first created. */
    ListView listView;
    ListAdapter adapter;
    ArrayList strings = new ArrayList();
    Button button1,button2,button3;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        listView = (ListView) findViewById(R.id.listView);
        button1 = (Button) findViewById(R.id.button1);
        button2 = (Button) findViewById(R.id.button2);
        button3 = (Button) findViewById(R.id.button3);
        strings.add(new String("B"));
        strings.add(new String("A"));
        strings.add(new String("B"));
        strings.add(new String("A"));
        strings.add(new String("B"));
        strings.add(new String("A"));
        strings.add(new String("B"));
        strings.add(new String("A"));
        strings.add(new String("B"));
        strings.add(new String("A"));
        strings.add(new String("B"));
        strings.add(new String("A"));
        strings.add(new String("B"));
        strings.add(new String("A"));
        strings.add(new String("B"));
        strings.add(new String("A"));
        strings.add(new String("B"));
        strings.add(new String("A"));
        strings.add(new String("B"));
        strings.add(new String("A"));
        strings.add(new String("B"));
        strings.add(new String("A"));
        strings.add(new String("B"));
        strings.add(new String("A"));
        strings.add(new String("B"));
        strings.add(new String("A"));
        TopicSelectionListAdapter topicSelectionListAdapter = new TopicSelectionListAdapter(
                CheckedTextVwActivity.this, R.layout.listrow, strings);
        listView.setAdapter(topicSelectionListAdapter);
        listView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);
        for(int i=0;i arg0, View view, int position,
                    long arg3) {
                CheckedTextView selectedItem = (CheckedTextView) view;
                boolean isChecked = selectedItem.isChecked();
                Log.e("TAG","item clicked position = " + position + " isChecked = " + isChecked);               
            }
        });

        button1.setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View v) {
                for(int i=0;i