Introduction - If you have any usage issues, please Google them yourself
package com.tarena.phonemanager
import java.util.ArrayList
import java.util.List
import android.app.Activity
import android.app.AlertDialog.Builder
import android.app.Dialog
import android.content.DialogInterface
import android.content.Intent
import android.os.Bundle
import android.view.LayoutInflater
import android.view.Menu
import android.view.MenuItem
import android.view.View
import android.view.View.OnClickListener
import android.widget.EditText
import android.widget.ListView
import android.widget.TextView
import android.widget.Toast
import com.tarena.adapter.ContactAdapter
import com.tarena.biz.ContactBiz
import com.tarena.entity.Contact
public class BlackActivity extends Activity {
private TextView tv_white, tv_black, tv_add_white
private ContactBiz cBiz
private ListView lv_wb_contacts
private ArrayList<Contact> contacts
private LayoutInflater inflater
private EditText et_add_name, et_add_num
private View