package com.noonecode.contentresolvercontacts;import java.util.ArrayList;import java.util.HashMap;import java.util.List;import java.util.Map;import android.app.Activity;import android.content.ContentResolver;import android.database.Cursor;import android.os.Bundle;import android.provider.ContactsContract.CommonDataKinds.Email;import android.provider.ContactsContract.CommonDataKinds.Phone;import android.provider.ContactsContract.RawContacts;import android.widget.ListView;import android.widget.SimpleAdapter;public class MainActivity extends Activity { private ListView mLvShow; private List<Map<String, String>> dataList; private SimpleAdapter adapter; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); mLvShow = (ListView) findViewById(R.id.lv_show); dataList = getDataList(); adapter = new SimpleAdapter(this, dataList, R.layout.simple_contacts_item//, new String[] { "name", "number", "email" }//, new int[] { R.id.tv_name, R.id.tv_number, R.id.tv_email }); mLvShow.setAdapter(adapter); } /** * 加载数据 ** @return */ private List<Map<String, String>> getDataList() { List<Map<String, String>> list = new ArrayList<Map<String, String>>(); ContentResolver resolver = getContentResolver(); Cursor cursor = resolver.query(RawContacts.CONTENT_URI,new String[] { RawContacts._ID, RawContacts.DISPLAY_NAME_PRIMARY }//, null, null, null); while (cursor.moveToNext()) {Map<String, String> map = new HashMap<String, String>();String id = cursor.getString(cursor.getColumnIndex(RawContacts._ID));// "_id"String name = cursor.getString(cursor.getColumnIndex(RawContacts.DISPLAY_NAME_PRIMARY));// "display_name"map.put("name", name);// 联系人号码Cursor phoneCursor = resolver.query(Phone.CONTENT_URI// , new String[] { Phone.NUMBER }// "data1" , "raw_contact_id=?", new String[] { id }, null);if (phoneCursor.moveToNext()) {String number = phoneCursor.getString(phoneCursor.getColumnIndex(Phone.NUMBER));map.put("number", number);}// 联系人邮箱Cursor emailCursor = resolver.query(Email.CONTENT_URI// , new String[] { Email.ADDRESS}// "data1" , "raw_contact_id=?", new String[] { id }, null);if (emailCursor.moveToNext()) {String email = emailCursor.getString(emailCursor.getColumnIndex(Email.ADDRESS));map.put("email", email);}list.add(map); } return list; }}主布局activity_main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context="com.noonecode.contentresolvercontacts.MainActivity" > <ListView android:id="@+id/lv_show" android:layout_width="match_parent" android:layout_height="match_parent" /></RelativeLayout>simple_contacts_item.xml
<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:padding="10dp" > <TextView android:id="@+id/tv_name" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="name" android:textSize="22sp" /> <TextView android:id="@+id/tv_number" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@id/tv_name" android:text="number" /> <TextView android:id="@+id/tv_email" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@id/tv_name" android:layout_marginLeft="10dp" android:layout_toRightOf="@id/tv_number" android:text="email" /></RelativeLayout>读取联系人的权限:
注意:
注意检查是否赋予了应用读取联系人的权限;
本例在主线程中读取联系人信息,效率不高,如有效率要求,请自行寻找其他方法。
源码下载地址: http://xiazai.jb51.net/201610/yuanma/AndroidContactsDemo(jb51.net).rar
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持脚本之家。