android操作通讯录的联系人

界面配置文件

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

android:orientation="vertical"

android:layout_width="fill_parent"

android:layout_height="fill_parent" >

<TextView

android:id="@+id/text"

android:textSize="30px"

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:gravity="center"

android:text="手机联系人列表"/>

<ListView

android:id="@+id/contactslist"

android:layout_width="fill_parent"

android:layout_height="wrap_content"/>

</LinearLayout>

SimpleAdapter的配置文件

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:orientation="horizontal" >

<TextView

android:id="@+id/_id"

android:textSize="30px"

android:layout_width="240px"

android:layout_height="wrap_content"/>

<TextView

android:id="@+id/name"

android:textSize="30px"

android:layout_width="240px"

android:layout_height="wrap_content"/>

</LinearLayout>

Acitivity程序

package com.example.contactproject;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

import android.net.Uri;

import android.os.Bundle;

import android.provider.ContactsContract;

import android.app.Activity;

import android.database.Cursor;

import android.view.ContextMenu;

import android.view.ContextMenu.ContextMenuInfo;

import android.view.Menu;

import android.view.MenuItem;

import android.view.View;

import android.widget.AdapterView;

import android.widget.ListView;

import android.widget.SimpleAdapter;

import android.widget.Toast;

public class MainActivity extends Activity {

private ListView contactslist=null;

private SimpleAdapter simpleadapter=null;

private Cursor result=null;

private List<Map<String, Object>> allContacts=new ArrayList<Map<String,Object>>();

@Override

public boolean onContextItemSelected(MenuItem item) {//选中某个菜单项

AdapterView.AdapterContextMenuInfo info=(AdapterView.AdapterContextMenuInfo)

item.getMenuInfo();//取得菜单项

int position=info.position;//取得操作ID

String contactsId=this.allContacts.get(position).get("_id").toString();//取得数据ID

switch(item.getItemId()){//判断菜单项ID

case Menu.FIRST+1://查询数据

String phoneSelection=ContactsContract.CommonDataKinds.Phone.CONTACT_ID+"=?";//设置查询条件

String[] phoneSelectionAras=new String[]{contactsId}; //查询参数

Cursor result=super.getContentResolver().query(

ContactsContract.CommonDataKinds.Phone.CONTENT_URI,

null, phoneSelection, phoneSelectionAras, null);//获得查询的手机号码

StringBuffer buf=new StringBuffer();//用于接受号码

buf.append("电话号码是：");

for(result.moveToFirst();!result.isAfterLast();result.moveToNext()){//循环取出数据

buf.append(result.getString(result.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER))+"\\");

}

Toast.makeText(this, buf.toString(), Toast.LENGTH_LONG).show();

break;

case Menu.FIRST+2://删除数据

super.getContentResolver().delete(Uri.withAppendedPath(

ContactsContract.Contacts.CONTENT_URI,

contactsId),

null, null);//删除指定数据

this.allContacts.remove(position);//删除数据项

this.simpleadapter.notifyDataSetChanged();//更新列表项

Toast.makeText(this, "数据已经删除", Toast.LENGTH_LONG).show();

break;

}

return super.onContextItemSelected(item);

}

@Override

public void onCreateContextMenu(ContextMenu menu, View v,

ContextMenuInfo menuInfo) {//创建上下文菜单

super.onCreateContextMenu(menu, v, menuInfo);

menu.setHeaderTitle("联系人操作");

menu.add(Menu.NONE, Menu.FIRST+1, 1, "查看详情");

menu.add(Menu.NONE, Menu.FIRST+2, 2, "删除联系人");

}

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

super.setContentView(R.layout.activity_main);

this.contactslist=(ListView)super.findViewById(R.id.contactslist);

this.result=super.getContentResolver().query(

ContactsContract.Contacts.CONTENT_URI,

null, null, null, null);

super.startManagingCursor(result);

for(result.moveToFirst();!result.isAfterLast();result.moveToNext()){

Map<String,Object> map=new HashMap<String, Object>();

map.put("_id",result.getInt(result.getColumnIndex(

ContactsContract.Contacts._ID)));

map.put("name", result.getString(result.getColumnIndex(

ContactsContract.Contacts.DISPLAY_NAME)));

this.allContacts.add(map);

}

this.simpleadapter=new SimpleAdapter(

this, this.allContacts,

R.layout.contacts,

new String[]{"_id","name"},

new int[]{R.id._id,R.id.name});

this.contactslist.setAdapter(this.simpleadapter);

this.registerForContextMenu(this.contactslist);

}

@Override

public boolean onCreateOptionsMenu(Menu menu) {

// Inflate the menu; this adds items to the action bar if it is present.

getMenuInflater().inflate(R.menu.main, menu);

return true;

}

}

权限设置

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

package="com.example.contactproject"

android:versionCode="1"

android:versionName="1.0" >

<uses-sdk

android:minSdkVersion="10"

android:targetSdkVersion="10" />

<application

android:allowBackup="true"

android:icon="@drawable/ic_launcher"

android:label="@string/app_name"

android:theme="@style/AppTheme" >

<activity

android:name="com.example.contactproject.MainActivity"

android:label="@string/app_name" >

<intent-filter>

<action android:name="android.intent.action.MAIN" />

<category android:name="android.intent.category.LAUNCHER" />

</intent-filter>

</activity>

</application>

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

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

</manifest>