Android獲取通訊錄

總體思路：使用ConentResolver，將聯繫人的信息通過字段和URI查詢到聯繫人信息的List裏面，再使用ListView顯示

package com.contact.activity;

import java.io.InputStream;
import java.util.ArrayList;


import com.example.contact.R;


import android.app.ListActivity;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.Uri;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.provider.ContactsContract.CommonDataKinds.Phone;
import android.provider.ContactsContract.CommonDataKinds.Photo;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.AdapterView.OnItemClickListener;


public class MainActivity extends ListActivity {


Context mContext = null;


/** 獲取庫Phon表字段 **/
private static final String[] PHONES_PROJECTION = new String[] {
Phone.DISPLAY_NAME, Phone.NUMBER, Photo.PHOTO_ID, Phone.CONTACT_ID };


/** 聯繫人顯示名稱ID **/
private static final int PHONES_DISPLAY_NAME_INDEX = 0;


/** 電話號碼 ID**/
private static final int PHONES_NUMBER_INDEX = 1;


/** 頭像ID **/
private static final int PHONES_PHOTO_ID_INDEX = 2;


/** 聯繫人的ID **/
private static final int PHONES_CONTACT_ID_INDEX = 3;


/** 聯繫人名稱 **/
private ArrayList<String> mContactsName = new ArrayList<String>();


/** 聯繫人號碼 **/
private ArrayList<String> mContactsNumber = new ArrayList<String>();


/** 聯繫人頭像 **/
private ArrayList<Bitmap> mContactsPhonto = new ArrayList<Bitmap>();


ListView mListView = null;
MyListAdapter myAdapter = null;


@Override
public void onCreate(Bundle savedInstanceState) {
mContext = this;
mListView = this.getListView();
/** 得到手機通訊錄聯繫人信息 **/
getPhoneContacts();


myAdapter = new MyListAdapter(this);
setListAdapter(myAdapter);


mListView.setOnItemClickListener(new OnItemClickListener() {


@Override
public void onItemClick(AdapterView<?> adapterView, View view,
int position, long id) {
// 調用系統方法撥打電話
Intent dialIntent = new Intent(Intent.ACTION_CALL, Uri
.parse("tel:" + mContactsNumber.get(position)));
startActivity(dialIntent);
}
});


super.onCreate(savedInstanceState);
}


/** 得到手機通訊錄聯繫人信息 **/
private void getPhoneContacts() {
ContentResolver resolver = mContext.getContentResolver(); 


// 獲取手機聯繫人
Cursor phoneCursor = resolver.query(Phone.CONTENT_URI,
PHONES_PROJECTION, null, null, null);


if (phoneCursor != null) {
while (phoneCursor.moveToNext()) {


// 得到手機號碼
String phoneNumber = phoneCursor.getString(PHONES_NUMBER_INDEX);
// 當手機號碼爲空的或者爲空字段 跳過當前循環
if (TextUtils.isEmpty(phoneNumber))
continue;


// 得到聯繫人名稱
String contactName = phoneCursor
.getString(PHONES_DISPLAY_NAME_INDEX);


// 得到聯繫人ID
Long contactid = phoneCursor.getLong(PHONES_CONTACT_ID_INDEX);


// 得到聯繫人頭像ID
Long photoid = phoneCursor.getLong(PHONES_PHOTO_ID_INDEX);


// 得到聯繫人頭像Bitamp
Bitmap contactPhoto = null;


// photoid 大於0 表示聯繫人有頭像 如果沒有給此人設置頭像則給他一個默認的
if (photoid > 0) {
Uri uri = ContentUris.withAppendedId(
ContactsContract.Contacts.CONTENT_URI, contactid);
InputStream input = ContactsContract.Contacts
.openContactPhotoInputStream(resolver, uri);
contactPhoto = BitmapFactory.decodeStream(input);
} else {
contactPhoto = BitmapFactory.decodeResource(getResources(),
R.drawable.ic_launcher);
}


mContactsName.add(contactName);
mContactsNumber.add(phoneNumber);
mContactsPhonto.add(contactPhoto);
}


phoneCursor.close();
}
}


/** 得到手機SIM卡聯繫人人信息 **/
private void getSIMContacts() {
ContentResolver resolver = mContext.getContentResolver();
// 獲取Sims卡聯繫人
Uri uri = Uri.parse("content://icc/adn");
Cursor phoneCursor = resolver.query(uri, PHONES_PROJECTION, null, null,
null);


if (phoneCursor != null) {
while (phoneCursor.moveToNext()) {


// 得到手機號碼
String phoneNumber = phoneCursor.getString(PHONES_NUMBER_INDEX);
// 當手機號碼爲空的或者爲空字段 跳過當前循環
if (TextUtils.isEmpty(phoneNumber))
continue;
// 得到聯繫人名稱
String contactName = phoneCursor
.getString(PHONES_DISPLAY_NAME_INDEX);


// Sim卡中沒有聯繫人頭像


mContactsName.add(contactName);
mContactsNumber.add(phoneNumber);
}


phoneCursor.close();
}
}


class MyListAdapter extends BaseAdapter {
public MyListAdapter(Context context) {
mContext = context;
}


public int getCount() {
// 設置繪製數量
return mContactsName.size();
}


@Override
public boolean areAllItemsEnabled() {
return false;
}


public Object getItem(int position) {
return position;
}


public long getItemId(int position) {
return position;
}


public View getView(int position, View convertView, ViewGroup parent) {
View view = convertView;
ViewHolder holder;
if (view == null) {
holder = new ViewHolder();
view = LayoutInflater.from(getApplicationContext()).inflate(
R.layout.activity_main, null);


holder.image = (ImageView) view.findViewById(R.id.color_image);
holder.title = (TextView) view.findViewById(R.id.color_title);
holder.text = (TextView) view.findViewById(R.id.color_text);
// holder.title.setTextColor(Color.BLACK);
// holder.text.setTextColor(Color.BLACK);
view.setTag(holder);
} else {
holder = (ViewHolder) view.getTag();
// Log.i(TAR, "使用緩存的view");
}
// 繪製聯繫人名稱
holder.title.setText(mContactsName.get(position));
// 繪製聯繫人號碼
holder.text.setText(mContactsNumber.get(position));
// 繪製聯繫人頭像
holder.image.setImageBitmap(mContactsPhonto.get(position));
return view;
}


}


static class ViewHolder {
ImageView image;
TextView title;
TextView text;


}


}