Content Provider ile Telefon Rehberini TextView içinde görüntülemek

TextView içine kriterlere uyan telefondaki kişiler listesini renklendirerek eklemek.

package com.example.telefonlistesi;

import android.app.Activity;
import android.database.Cursor;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.text.Html;
import android.widget.TextView;

public class TelefonListesi extends Activity {

 @Override
 public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);

  setContentView(R.layout.main);

  TextView tv = (TextView) findViewById(R.id.txt1);

  getContacts(tv);
 }

 public void getContacts(TextView tv) {

  String[] projection = null; // new String[]{
         // ContactsContract.Contacts.DISPLAY_NAME,
         // ContactsContract.Contacts.PHOTO_ID };

  // DISPLAY_NAME LIKE ? AND HAS_PHONE_NUMBER = ?
  String selection = ContactsContract.Contacts.DISPLAY_NAME
    + " LIKE ? AND " + ContactsContract.Contacts.HAS_PHONE_NUMBER
    + " = ?";
  
  // Adı A ile başlayan ve telefon numarası olanlar
  String[] selectionArgs = new String[] { "A%", "1" };
  
  // Sıralama _ID ye göre tersten olsun
  String sort = ContactsContract.Contacts._ID + " DESC";
  
  Cursor cursor = getContentResolver().query(
    ContactsContract.Contacts.CONTENT_URI, 
    projection, 
    selection,
    selectionArgs, 
    sort);

  while (cursor.moveToNext()) {

   String contactId = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts._ID));
   String hasPhone = cursor.getString(cursor.getColumnIndex("HAS_PHONE_NUMBER"));
   String displayName = cursor.getString(cursor.getColumnIndex("display_name"));
   tv.append("\nID: " + contactId);
   tv.append("\tDISP. NAME: " + displayName);

   if (Integer.parseInt(hasPhone) > 0) {

    Cursor crPhones = getContentResolver().query(
      ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
      null,
      ContactsContract.CommonDataKinds.Phone.CONTACT_ID + " = " + contactId, 
      null, 
      null);

    while (crPhones.moveToNext()) {
     String phoneNumber = crPhones.getString(
       crPhones.getColumnIndex(
          ContactsContract.CommonDataKinds.Phone.NUMBER
        )
       );
     tv.append(Html.fromHtml("\tPHONE: " + phoneNumber+""));
    }
    crPhones.close();
   }
  }
 }
}