Android Open Source - Android_PhoneBook Contact List

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From Project

Back to project page Android_PhoneBook.

License

The source code is released under:

GNU General Public License

Java Source Code

package com.blobinfo.contact;
/*from   ww w. ja  va  2s. co  m*/
import java.util.*;

import org.json.JSONObject;


import android.os.Bundle;
import android.os.Environment;
import android.app.Activity;
import android.content.Intent;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View.OnKeyListener;
import android.view.Menu;
import android.view.View;
import android.database.Cursor;
import android.widget.AdapterView;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView;
import android.widget.AdapterView.OnItemClickListener;

public class ContactList extends Activity {

  private EditText contactName;
  private Cursor CursorList;
  private ListView ContactsListView;
  private String rowID;
  int count;
  private HashMap<Integer, String> getRowID=new HashMap<Integer, String>();
  private List<HashMap<String, String>> listContact=new ArrayList<HashMap<String, String>>();
  ContactDB PhonebookDB = new ContactDB(this);

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_contact_list);
    contactName=(EditText)findViewById(R.id.search_contact);
    ContactsListView=(ListView)findViewById(R.id.lstViewContacts);

    PhonebookDB.open();
    CursorList = PhonebookDB.getAllContacts();
    count=0;
    if (CursorList.moveToFirst()) 
    {
      do
      {
        HashMap<String, String> contactDet=new HashMap<String, String>();
        String rowID=CursorList.getString(0).toString();
        String contactFirstName=CursorList.getString(1).toString();
        String contactLastName=CursorList.getString(2).toString();
        contactDet.put("name",contactFirstName+" "+contactLastName);
        listContact.add(contactDet);
        getRowID.put(count, rowID);
        count++;
      }while (CursorList.moveToNext());
    }
    String[] itemControl = {"name"};
    int[] itemLayout={R.id.name};
    listContact=sortContact(listContact);
    SimpleAdapter adapter = new SimpleAdapter(this.getBaseContext(),listContact,R.layout.list_contact_layout,itemControl,itemLayout);
    ContactsListView.setAdapter(adapter);

    //To view the contact details
    try
    {
      ContactsListView.setOnItemClickListener(new OnItemClickListener() 
      {
        @SuppressWarnings("rawtypes")
        public void onItemClick(AdapterView parent, View v, int position, long id)
        {

          Intent contactDetails = new Intent(ContactList.this, ContactDetails.class);
          contactDetails.putExtra("posit",getRowID.get(position));
          finish();
          startActivity(contactDetails);

        }
      });
    }
    catch(Exception e)
    {
      Log.e("Phonebook_TAG","I got an error on clicking the contact name",e);
    }

    //Will be called when we search for a contact
    try
    {
      contactName.setOnKeyListener(new OnKeyListener() {
        public boolean onKey(View v, int keyCode, KeyEvent event) {

          SimpleAdapter adapter=searchViewAdapter(contactName.getText().toString(),CursorList);
          ContactsListView.setAdapter(null);
          ContactsListView.setAdapter(adapter);

          return false;
        }
      });
    }
    catch(Exception e)
    {
      Log.e("Phonebook_TAG","I got an error while searching",e);
    }
    PhonebookDB.close();
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.activity_contact_list, menu);
    return true;
  }

  //to Add contact
  public void addContact(View view)
  {
    finish();
    Intent addContent=new Intent(this,AddContact.class);
    startActivity(addContent);

  }

  //Return updated search list view adapter after search
  public SimpleAdapter searchViewAdapter(String search,Cursor crList)
  {
    count=0;
    listContact=new ArrayList<HashMap<String,String>>();
    if (crList.moveToFirst()) 
    {
      do
      {
        HashMap<String, String> contactDet=new HashMap<String, String>();
        String rowID=crList.getString(0).toString();
        String fullName=crList.getString(1).toString()+" "+crList.getString(2).toString();
        String emailAdd=crList.getString(3).toString();
        String phoneNumber=crList.getString(4).toString();

        if(fullName.toLowerCase().contains(search.toLowerCase()) && search!="")
        {
          contactDet.put("name",fullName);
          listContact.add(contactDet);
          getRowID.put(count, rowID);

          count++;
        }
        else if(phoneNumber.toLowerCase().contains(search.toLowerCase()) && search!="")
        {
          contactDet.put("name",fullName);
          listContact.add(contactDet);
          getRowID.put(count, rowID);

          count++;
        }
        else if(emailAdd.toLowerCase().contains(search.toLowerCase()) && search!="")
        {
          contactDet.put("name",fullName);
          listContact.add(contactDet);
          getRowID.put(count, rowID);

          count++;
        }
        else if(search=="")
        {
          contactDet.put("name",fullName);
          listContact.add(contactDet);
          getRowID.put(count, rowID);

          count++;
        }

      }while (crList.moveToNext());
    }

    String[] itemControl = {"name"};
    int[] itemLayout={R.id.name};
    listContact=sortContact(listContact);
    SimpleAdapter adapter = new SimpleAdapter(this.getBaseContext(),listContact,R.layout.list_contact_layout,itemControl,itemLayout);
    return adapter;
  }

  //To sort the contacts
  public List<HashMap<String, String>> sortContact(List<HashMap<String, String>> contacts)
  {
    
    List<String> lst=new ArrayList<String>();
    List<HashMap<String, String>> sortContacts=new ArrayList<HashMap<String,String>>();
    for(int i=0;i<contacts.size();i++)
    {
      lst.add(contacts.get(i).get("name")+","+getRowID.get(i));
    }
    Collections.sort(lst);
    getRowID=new HashMap<Integer, String>();
    for(int i=0;i<lst.size();i++)
    {
      HashMap<String, String> hashContacts=new HashMap<String, String>();
      String splitData[]=lst.get(i).split(",");
      hashContacts.put("name",splitData[0]);
      sortContacts.add(hashContacts);
      getRowID.put(i, splitData[splitData.length-1]);
    }
    return sortContacts;
  }

}

Java Source Code List

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