Android实现通讯录效果――获取手机号码和姓名

context.getContentResolver().query(Phone.CONTENT_URI,null, null, null, null);

<uses-permission android:name="android.permission.READ_CONTACTS"><uses-permission android:name="android.permission.CALL_PHONE"></uses-permission></uses-permission>

<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"><listview android:id="@+id/listView1" android:layout_width="match_parent" android:layout_height="wrap_content"></listview></relativelayout>

<!--{cke_protected}{C}%3C!%2D%2D%3Fxml%20version%3D%221.0%22%20encoding%3D%22utf-8%22%3F%2D%2D%3E--><relativelayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent"><imageview android:id="@+id/image" android:layout_width="60dp" android:layout_height="60dp" android:padding="10dp" android:src="@drawable/ic_launcher"><textview android:id="@+id/name" android:paddingtop="10dp" android:layout_width="fill_parent" android:layout_height="wrap_content" android:layout_torightof="@id/image" android:text="name"><textview android:id="@+id/number" android:paddingtop="5dp" android:layout_width="fill_parent" android:layout_height="wrap_content" android:layout_below="@id/name" android:layout_torightof="@id/image" android:text="number"></textview></textview></imageview></relativelayout>

package com.example.getphonenumber;public class PhoneInfo {private String name;private String number;public PhoneInfo(String name, String number) {this.name = name;this.number = number;}public String getName() {return name;}public String getNumber() {return number;}}

package com.example.getphonenumber;import java.util.ArrayList;import java.util.List;import android.content.Context;import android.database.Cursor;import android.provider.ContactsContract.CommonDataKinds.Phone;public class GetPhoneNumberFromMobile {private List<phoneinfo> list;public List<phoneinfo> getPhoneNumberFromMobile(Context context) {// TODO Auto-generated constructor stublist = new ArrayList<phoneinfo>();Cursor cursor = context.getContentResolver().query(Phone.CONTENT_URI,null, null, null, null);//moveToNext方法返回的是一个boolean类型的数据 while (cursor.moveToNext()) {//读取通讯录的姓名String name = cursor.getString(cursor.getColumnIndex(Phone.DISPLAY_NAME));//读取通讯录的号码String number = cursor.getString(cursor.getColumnIndex(Phone.NUMBER));PhoneInfo phoneInfo = new PhoneInfo(name, number);list.add(phoneInfo);}return list;}}</phoneinfo></phoneinfo></phoneinfo>

package com.example.getphonenumber;import java.util.ArrayList;import java.util.List;import android.content.Context;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.BaseAdapter;import android.widget.TextView;public class MyAdapter extends BaseAdapter{private List<phoneinfo> list;private Context context;public MyAdapter(List<phoneinfo> list, Context context) {this.list = list;this.context = context;}@Overridepublic int getCount() {// TODO Auto-generated method stubreturn list.size();}@Overridepublic Object getItem(int position) {// TODO Auto-generated method stubreturn list.get(position);}@Overridepublic long getItemId(int position) {// TODO Auto-generated method stubreturn position;}@Overridepublic View getView(int position, View convertView, ViewGroup parent) {// TODO Auto-generated method stubif(convertView==null){ViewHolder viewHolder=new ViewHolder();LayoutInflater inflater=LayoutInflater.from(context);convertView=inflater.inflate(R.layout.item, null);viewHolder.name=(TextView) convertView.findViewById(R.id.name);viewHolder.number=(TextView) convertView.findViewById(R.id.number);viewHolder.name.setText(list.get(position).getName());viewHolder.number.setText(list.get(position).getNumber());}return convertView;}public class ViewHolder{TextView name;TextView number;}}</phoneinfo></phoneinfo>

package com.example.getphonenumber;import java.util.ArrayList;import java.util.List;import android.net.Uri;import android.os.Bundle;import android.app.Activity;import android.content.Intent;import android.view.Menu;import android.view.View;import android.widget.AdapterView;import android.widget.AdapterView.OnItemClickListener;import android.widget.ListView;import android.widget.Toast;public class MainActivity extends Activity implements OnItemClickListener {private ListView lv;private MyAdapter adapter;private GetPhoneNumberFromMobile getPhoneNumberFromMobile;private List<phoneinfo> list = new ArrayList<phoneinfo>();protected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);lv = (ListView) findViewById(R.id.listView1);getPhoneNumberFromMobile = new GetPhoneNumberFromMobile();list = getPhoneNumberFromMobile.getPhoneNumberFromMobile(this);adapter = new MyAdapter(list, this);lv.setAdapter(adapter);lv.setOnItemClickListener(this);}@Overridepublic void onItemClick(AdapterView<!--?--> parent, View view, int position,long id) {// TODO Auto-generated method stubString number = list.get(position).getNumber();Intent intent = new Intent();intent.setAction("android.intent.action.CALL");intent.addCategory(Intent.CATEGORY_DEFAULT);intent.setData(Uri.parse("tel:"+number));startActivity(intent);}}</phoneinfo></phoneinfo>