Android Open Source - WhoIsThis Main

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License

The source code is released under:
MIT License
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Java Source Code

package hu.Edudroid.WhoIsThis;
//  w w  w.  jav a  2  s. co m
import java.util.ArrayList;
import java.util.List;

import android.app.ListActivity;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.graphics.PixelFormat;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.provider.ContactsContract;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.SimpleCursorAdapter;
import android.widget.TextView;
import android.widget.Toast;

public class Main extends ListActivity {
    private static Cursor cursor;
    private ContactList contactlist;
    private ContactsAdapter adapter;
    private static ContactAPI contactapi = new ContactAPI();
      private ProgressDialog collectingdialog;
      private Handler handler = new Handler() {
            public void handleMessage(Message msg) {
              collectingdialog.dismiss();
              setListAdapter(adapter);
            }};
    
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);

    contactapi.setCr(getContentResolver());
    contactapi.setCur(cursor);
    
        collectingdialog = ProgressDialog.show(this, "", 
                getResources().getString(R.string.Msg_CollecingContacts), true);
        Thread CollectingThread = new Thread(new Runnable() {
          public void run() {
            contactlist = contactapi.newBasicContactList(ContactsContract.Contacts.LAST_TIME_CONTACTED+" DESC", false);
            adapter = new ContactsAdapter(Main.this, R.layout.list_item, R.id.text1, contactlist.getContacts());
           handler.sendEmptyMessage(0);
           }
        }); CollectingThread.start();

    }
    
  @Override
  protected void onListItemClick(ListView l, View v, int position, long id) {
    super.onListItemClick(l, v, position, id);
    Contact selected = (Contact) l.getItemAtPosition(position);
    Intent contactdetails = new Intent();

    contactdetails.putExtra("id", selected.getId());
    contactdetails.putExtra("name", selected.getDisplayName());
    contactdetails.putExtra("lastcontact", selected.getLastContact());

    contactdetails.setClassName("hu.Edudroid.WhoIsThis","hu.Edudroid.WhoIsThis." + ContactDetails.class.getSimpleName());
     startActivity(contactdetails);
  }
  
  @Override
  public void onAttachedToWindow() {
    super.onAttachedToWindow();
      getWindow().setFormat(PixelFormat.RGBA_8888);
  }
  
  private class ContactsAdapter extends ArrayAdapter<Contact> {
    private LayoutInflater mInflater;
    
    private ContactsAdapter(Context context, int resource, int textViewResourceId, ArrayList<Contact> arrayList) {
            super(context, resource, textViewResourceId, arrayList);
              mInflater = LayoutInflater.from(context);
    }
    
    public View getView(int position, View convertView, ViewGroup parent) {
      if (convertView == null) { convertView = mInflater.inflate(R.layout.list_item, parent, false); }
      if(getItem(position).getPhoto() != null)
      ((ImageView) convertView.findViewById(R.id.ContactPic)).setImageBitmap(getItem(position).getPhoto());
      else
      ((ImageView) convertView.findViewById(R.id.ContactPic)).setImageResource(R.drawable.no_contact_picture);
      ((TextView) convertView.findViewById(R.id.text1)).setText(getItem(position).getDisplayName());
      ((TextView) convertView.findViewById(R.id.text2)).setText(getItem(position).getLastContactString());
      //((TextView) convertView.findViewById(R.id.text2)).setText(String.valueOf(contactlist.get(position).getLastContact()));
      /*((ImageView) convertView.findViewById(R.id.icon)).setImageBitmap(
      (position & 1) == 1 ? mIcon1 : mIcon2);*/
      return convertView;
    }
  }
    
}
Java Source Code List
