如何调用Android联系人列表？

我正在制作一个Android应用程序，需要拨打手机的联系人列表。我需要调用联系人列表功能，选择一个联系人，然后使用联系人的姓名返回我的应用程序。这是我在网上得到的代码，但它不起作用

import android.app.ListActivity;
import android.content.Intent;
import android.database.Cursor;
import android.os.Bundle;
import android.provider.Contacts.People;
import android.view.View;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.SimpleCursorAdapter;
import android.widget.TextView;

public class Contacts extends ListActivity {

    private ListAdapter mAdapter;
    public TextView pbContact;
    public static String PBCONTACT;
    public static final int ACTIVITY_EDIT=1;
    private static final int ACTIVITY_CREATE=0;

    // Called when the activity is first created. 
    @Override
    public void onCreate(Bundle icicle) {
        super.onCreate(icicle);
        Cursor C = getContentResolver().query(People.CONTENT_URI, null, null, null, null);
        startManagingCursor(C);

        String[] columns = new String[] {People.NAME};
        int[] names = new int[] {R.id.row_entry};

        mAdapter = new SimpleCursorAdapter(this, R.layout.mycontacts, C, columns, names);
        setListAdapter(mAdapter);
    } // end onCreate()
    // Called when contact is pressed
    @Override
    protected void onListItemClick(ListView l, View v, int position, long id) {
        super.onListItemClick(l, v, position, id);

        Cursor C = (Cursor) mAdapter.getItem(position);
        PBCONTACT = C.getString(C.getColumnIndex(People.NAME));

        // RHS 05/06
        //pbContact = (TextView) findViewById(R.id.myContact);
        //pbContact.setText(new StringBuilder().append("b"));

        Intent i = new Intent(this, NoteEdit.class);
        startActivityForResult(i, ACTIVITY_CREATE);
    }
}

---

我不能100%确定您的示例代码应该做什么，但下面的代码片段应该可以帮助您“调用联系人列表函数，选择一个联系人，然后使用联系人的姓名返回[您的]应用程序”

这个过程有三个步骤

1.权限 向应用程序清单中添加读取联系人数据的权限

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

调用

startActivityForResult

，传递此意图（以及请求代码整数，

PICK\u CONTACT

）。这将导致Android启动已注册的活动，以支持

人物.CONTENT\u URI

上的

操作

，然后在选择（或取消）时返回此活动

3.倾听结果 同样在您的活动中，重写

onActivityResult

方法，以侦听您在步骤2中启动的“选择联系人”活动的返回。您应该检查返回的请求代码是否与您期望的值匹配，以及结果代码是否为

result\u OK

通过调用data Intent参数上的

getData（）

，可以获取所选联系人的URI。要获取所选联系人的姓名，需要使用该URI创建新查询并从返回的游标中提取姓名

@Override
public void onActivityResult(int reqCode, int resultCode, Intent data) {
  super.onActivityResult(reqCode, resultCode, data);

  switch (reqCode) {
    case (PICK_CONTACT) :
      if (resultCode == Activity.RESULT_OK) {
        Uri contactData = data.getData();
        Cursor c =  getContentResolver().query(contactData, null, null, null, null);
        if (c.moveToFirst()) {
          String name = c.getString(c.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
          // TODO Whatever you want to do with the selected contact name.
        }
      }
      break;
  }
}

---

完整源代码：。

查看使用ContactsContract API的API 5级解决方案，您可以使用以下内容稍微修改上述代码：

  Intent intent = new Intent(Intent.ACTION_PICK);
  intent.setType(ContactsContract.Contacts.CONTENT_TYPE);
  startActivityForResult(intent, PICK_CONTACT);

然后在onActivityResult中使用列名：

  ContactsContract.Contacts.DISPLAY_NAME

---

我这样做是为了Android 2.2 Froyo版本： 基本上使用eclipse创建一个类，如： 公共类SomePickContactName扩展活动

然后插入此代码。请记住添加我的代码版本中引用的私有类变量和常量：

protected void onCreate(Bundle savedInstanceState) 
{
  super.onCreate(savedInstanceState);       
  Intent intentContact = new Intent(Intent.ACTION_PICK, ContactsContract.Contacts.CONTENT_URI); 
  startActivityForResult(intentContact, PICK_CONTACT);
}//onCreate

public void onActivityResult(int requestCode, int resultCode, Intent intent) 
{

  if (requestCode == PICK_CONTACT)
  {         
    getContactInfo(intent);         
    // Your class variables now have the data, so do something with it. 
  }
}//onActivityResult

protected void getContactInfo(Intent intent)
{

   Cursor cursor =  managedQuery(intent.getData(), null, null, null, null);      
   while (cursor.moveToNext()) 
   {           
       String contactId = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts._ID));
       name = cursor.getString(cursor.getColumnIndexOrThrow(ContactsContract.Contacts.DISPLAY_NAME)); 

       String hasPhone = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.HAS_PHONE_NUMBER));

       if ( hasPhone.equalsIgnoreCase("1"))
           hasPhone = "true";
       else
           hasPhone = "false" ;

       if (Boolean.parseBoolean(hasPhone)) 
       {
        Cursor phones = getContentResolver().query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI, null,ContactsContract.CommonDataKinds.Phone.CONTACT_ID +" = "+ contactId,null, null);
        while (phones.moveToNext()) 
        {
          phoneNumber = phones.getString(phones.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));
        }
        phones.close();
       }

       // Find Email Addresses
       Cursor emails = getContentResolver().query(ContactsContract.CommonDataKinds.Email.CONTENT_URI,null,ContactsContract.CommonDataKinds.Email.CONTACT_ID + " = " + contactId,null, null);
       while (emails.moveToNext()) 
       {
        emailAddress = emails.getString(emails.getColumnIndex(ContactsContract.CommonDataKinds.Email.DATA));
       }
       emails.close();

    Cursor address = getContentResolver().query(
                ContactsContract.CommonDataKinds.StructuredPostal.CONTENT_URI,
                null,
                ContactsContract.CommonDataKinds.StructuredPostal.CONTACT_ID + " = " + contactId,
                null, null);
    while (address.moveToNext()) 
    { 
      // These are all private class variables, don't forget to create them.
      poBox      = address.getString(address.getColumnIndex(ContactsContract.CommonDataKinds.StructuredPostal.POBOX));
      street     = address.getString(address.getColumnIndex(ContactsContract.CommonDataKinds.StructuredPostal.STREET));
      city       = address.getString(address.getColumnIndex(ContactsContract.CommonDataKinds.StructuredPostal.CITY));
      state      = address.getString(address.getColumnIndex(ContactsContract.CommonDataKinds.StructuredPostal.REGION));
      postalCode = address.getString(address.getColumnIndex(ContactsContract.CommonDataKinds.StructuredPostal.POSTCODE));
      country    = address.getString(address.getColumnIndex(ContactsContract.CommonDataKinds.StructuredPostal.COUNTRY));
      type       = address.getString(address.getColumnIndex(ContactsContract.CommonDataKinds.StructuredPostal.TYPE));
    }  //address.moveToNext()   
  }  //while (cursor.moveToNext())        
   cursor.close();
}//getContactInfo

---

下面给出了完整的代码

    package com.testingContect;

    import android.app.Activity;
    import android.content.Intent;
    import android.database.Cursor;
    import android.net.Uri;
    import android.os.Bundle;
    import android.provider.ContactsContract;
    import android.provider.Contacts.People;
    import android.view.View;
    import android.view.View.OnClickListener;
    import android.widget.Button;
    import android.widget.EditText;
    import android.widget.Toast;

    public class testingContect extends Activity implements OnClickListener{
    /** Called when the activity is first created. */

    EditText ed;
    Button bt;
    int PICK_CONTACT;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        bt=(Button)findViewById(R.id.button1);
        ed =(EditText)findViewById(R.id.editText1);
        ed.setOnClickListener(this);
        bt.setOnClickListener(this);


    }

    @Override
    public void onClick(View v) {

        switch(v.getId())
        {
        case R.id.button1:

            break;
        case R.id.editText1:
             Intent intent = new Intent(Intent.ACTION_PICK);
              intent.setType(ContactsContract.Contacts.CONTENT_TYPE);
              startActivityForResult(intent, PICK_CONTACT);


            break;

        }

    }
    public void onActivityResult(int requestCode, int resultCode, Intent intent) 
    {

      if (requestCode == PICK_CONTACT)
      {         
          Cursor cursor =  managedQuery(intent.getData(), null, null, null, null);
          cursor.moveToNext();
          String contactId = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts._ID));
           String  name = cursor.getString(cursor.getColumnIndexOrThrow(ContactsContract.Contacts.DISPLAY_NAME)); 

          Toast.makeText(this, "Contect LIST  =  "+name, Toast.LENGTH_LONG).show(); 
      }
    }//onActivityResult
}//class ends

---

因为如果不选择任何联系人，它将给出一个异常。因此最好检查此条件。

以下是获取联系人的代码片段：

package com.contact;

import android.app.Activity;
import android.content.ContentResolver;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;

public class GetContactDemoActivity extends Activity implements OnClickListener {

private Button btn = null;
private TextView txt = null;

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);

    btn = (Button) findViewById(R.id.button1);
    txt = (TextView) findViewById(R.id.textView1);

    btn.setOnClickListener(this);
}

@Override
public void onClick(View arg0) {
    if (arg0 == btn) {
        try {
            Intent intent = new Intent(Intent.ACTION_PICK, ContactsContract.Contacts.CONTENT_URI);
            startActivityForResult(intent, 1);
        } catch (Exception e) {
            e.printStackTrace();
            Log.e("Error in intent : ", e.toString());
        }
    }
}

@Override
public void onActivityResult(int reqCode, int resultCode, Intent data) {
    super.onActivityResult(reqCode, resultCode, data);

    try {
        if (resultCode == Activity.RESULT_OK) {
            Uri contactData = data.getData();
            Cursor cur = managedQuery(contactData, null, null, null, null);
            ContentResolver contect_resolver = getContentResolver();

            if (cur.moveToFirst()) {
                String id = cur.getString(cur.getColumnIndexOrThrow(ContactsContract.Contacts._ID));
                String name = "";
                String no = "";

                Cursor phoneCur = contect_resolver.query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI, null,
                        ContactsContract.CommonDataKinds.Phone.CONTACT_ID + " = ?", new String[] { id }, null);

                if (phoneCur.moveToFirst()) {
                    name = phoneCur.getString(phoneCur.getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME));
                    no = phoneCur.getString(phoneCur.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));
                }

                Log.e("Phone no & name :***: ", name + " : " + no);
                txt.append(name + " : " + no + "\n");

                id = null;
                name = null;
                no = null;
                phoneCur = null;
            }
            contect_resolver = null;
            cur = null;
            //                      populateContacts();
        }
    } catch (IllegalArgumentException e) {
        e.printStackTrace();
        Log.e("IllegalArgumentException :: ", e.toString());
    } catch (Exception e) {
        e.printStackTrace();
        Log.e("Error :: ", e.toString());
    }
}

---

}

令我惊讶的是，您不需要用户权限联系人\u READ来阅读姓名和一些基本信息（联系人是否有星号，上次通话时间是什么时候）。

---

但是，您确实需要权限才能阅读联系人的详细信息，如电话号码。

使用android联系人列表时要小心

        Cursor phones = getContentResolver().query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI, null,null,null, null);
        while (phones.moveToNext())
        {
        String Name=phones.getString(phones.getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME)
        String Number=phones.getString(phones.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));

        }

除了HTC One和Sony Xperia之外，用上述方法阅读联系人列表在大多数android设备上都有效这浪费了我六周的时间试图找出问题所在

在线提供的大多数教程几乎都是类似的-首先阅读“所有”联系人，然后使用

ArrayAdapter

在

Listview

中显示。这不是内存有效的解决方案。与其先在其他网站上寻找解决方案，不如看看developer.android.com。如果developer.android.com上没有任何解决方案，您应该去其他地方看看

解决方案是使用

CursorAdapter

而不是

ArrayAdapter

来检索联系人列表。使用

ArrayAdapter

可以在大多数设备上工作，但效率不高。当滚动列表视图时，

CursorAdapter

在运行时仅检索联系人列表的一部分

public void onActivityCreated(Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);
    ...
    // Gets the ListView from the View list of the parent activity
    mContactsList =
        (ListView) getActivity().findViewById(R.layout.contact_list_view);
    // Gets a CursorAdapter
    mCursorAdapter = new SimpleCursorAdapter(
            getActivity(),
            R.layout.contact_list_item,
            null,
            FROM_COLUMNS, TO_IDS,
            0);
    // Sets the adapter for the ListView
    mContactsList.setAdapter(mCursorAdapter);
}

检索联系人列表：

->添加将联系人数据读取到应用程序清单的权限。
->在你的活动中使用Intent.Action\u，如下所示
Intent contactPickerIntent=新的Intent（Intent.ACTION\u PICK，
ContactsContract.CommonDataTypes.Phone.CONTENT\u URI）；
startActivityForResult（联系人拾取内容、结果拾取联系人）；
->然后重写onActivityResult（）
@凌驾
受保护的void onActivityResult（int请求代码、int结果代码、意图数据）{
//检查结果是否正常
if（resultCode==RESULT\u OK）{
//检查请求代码，我们可能正在使用多个startActivityForReslut
开关（请求代码）{
案例结果\u选择\u联系人：
游标=空；
试一试{
字符串phoneNo=null；
字符串名称=null；
Uri=data.getData（）；
cursor=getContentResolver（）.query（uri，null，null，null，null）；
cursor.moveToFirst（）；
int phoneIndex=cursor.getColumnIndex（ContactsContract.CommonDataTypes.Phone.NUMBER）；
phoneNo=cursor.getString（phoneIndex）；
textView2.setText（电话号码）；
}捕获（例外e）{
e、 printStackTrace（）；
}
打破
}
}否则{
Log.e（“MainActivity”，“未能选择联系人”）；
}
}
这会有用的，看看吧

您好，我有一个代码，可以通过共享首选项将联系人保存在您的数据库中 这是我的密码

public class Main22Activity extends AppCompatActivity {
    EditText nameInput,phoneInput;
    TextView LargeText;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main22);
        nameInput = (EditText) findViewById(R.id.nameInput);
        phoneInput = (EditText) findViewById(R.id.phoneInput);

        LargeText = (TextView) findViewById(R.id.textView2);
    }

    public void saveInfo (View view){
        SharedPreferences sharedPref = getSharedPreferences("nameInfo" , Context.MODE_PRIVATE);
        SharedPreferences.Editor editor= sharedPref.edit();
        editor.putString("name", nameInput.getText().toString());
        editor.putString("phone", phoneInput.getText().toString());
        editor.apply();
        Toast.makeText(this, "Saved", Toast.LENGTH_LONG).show();
    }

    public void displayData(View view){
        SharedPreferences sharedPref = getSharedPreferences("nameInfo" , Context.MODE_PRIVATE);
        String name = sharedPref.getString("name", "");
        String ph = sharedPref.getString ("phone","");
        LargeText.setText(name + " " + ph);
    }
}

我使用@Colin MacKenzie-III提供的。非常感谢

对于正在寻找“已弃用”managedQuery替代品的用户：

首先，假设使用v4支持库：

import android.support.v4.app.LoaderManager;
import android.support.v4.content.CursorLoader;
import android.support.v4.content.Loader;

第二：

第四，覆盖回调：

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    // create the loader here!
    CursorLoader cursorLoader = new CursorLoader(this, tmp_url, null, null, null, null);
    return cursorLoader;
}

@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor cursor) {
    getContactInfo(cursor); // here it is!
}

@Override
public void onLoaderReset(Loader<Cursor> loader) {
}

第6步，除了我将签名参数从Intent更改为Cursor外：

protected void getContactInfo(Cursor cursor)
{

   // Cursor cursor =  managedQuery(intent.getData(), null, null, null, null);      
   while (cursor.moveToNext()) 
   {
        // same above ...
   } 

第七，调用initLoader：

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    if (PICK_CONTACT == requestCode) {
        this.initLoader(data.getData(), this);
    }
}

第八，不要忘记这段代码

    Intent intentContact = new Intent(Intent.ACTION_PICK, ContactsContract.Contacts.CONTENT_URI);
    this.act.startActivityForResult(intentContact, PICK_CONTACT);

参考资料：

我正在使用此方法读取联系人

公共静态列表readPhoneContacts（上下文）{
List contactItems=new ArrayList（）；
试一试{
Cursor Cursor=context.getContentResolver（）.query（ContactsContract.Contacts.CONTENT\u URI，null，
null，null，“大写（“+ContactsContract.CommonDataTypes.Phone.DISPLAY_NAME+”）ASC”）；
/*context.getContentResolver（）.query（ContactsContract.CommonDataTypes.Phone.CONTENT\u URI，
your_(activity)_class implements LoaderManager.LoaderCallbacks<Cursor>

// temporarily store the 'data.getData()' from onActivityResult
private Uri tmp_url;

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    // create the loader here!
    CursorLoader cursorLoader = new CursorLoader(this, tmp_url, null, null, null, null);
    return cursorLoader;
}

@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor cursor) {
    getContactInfo(cursor); // here it is!
}

@Override
public void onLoaderReset(Loader<Cursor> loader) {
}

public void initLoader(Uri data){
    // will be used in onCreateLoader callback
    this.tmp_url = data;
    // 'this' is an Activity instance, implementing those callbacks
    this.getSupportLoaderManager().initLoader(0, null, this);
}

protected void getContactInfo(Cursor cursor)
{

   // Cursor cursor =  managedQuery(intent.getData(), null, null, null, null);      
   while (cursor.moveToNext()) 
   {
        // same above ...
   } 

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    if (PICK_CONTACT == requestCode) {
        this.initLoader(data.getData(), this);
    }
}

    Intent intentContact = new Intent(Intent.ACTION_PICK, ContactsContract.Contacts.CONTENT_URI);
    this.act.startActivityForResult(intentContact, PICK_CONTACT);

public static List<ContactItem> readPhoneContacts(Context context) {
        List<ContactItem> contactItems = new ArrayList<ContactItem>();
        try {
            Cursor cursor = context.getContentResolver().query(ContactsContract.Contacts.CONTENT_URI, null,
                    null, null, "upper("+ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME + ") ASC");

            /*context.getContentResolver().query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
                    null,
                    ContactsContract.CommonDataKinds.Phone.CONTACT_ID+ " = ?",
                    new String[] { id },
                    ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME+" ASC");*/

            Integer contactsCount = cursor.getCount(); // get how many contacts you have in your contacts list
            if (contactsCount > 0) {
                while (cursor.moveToNext()) {

                    String id = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts._ID));
                    String contactName = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
                    if (Integer.parseInt(cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.HAS_PHONE_NUMBER))) > 0) {
                        ContactItem contactItem = new ContactItem();
                        contactItem.setContactName(contactName);
                        //the below cursor will give you details for multiple contacts
                        Cursor pCursor = context.getContentResolver().query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI, null,
                                ContactsContract.CommonDataKinds.Phone.CONTACT_ID + " = ?",
                                new String[]{id}, null);
                        // continue till this cursor reaches to all phone numbers which are associated with a contact in the contact list
                        while (pCursor.moveToNext()) {
                            int phoneType = pCursor.getInt(pCursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.TYPE));
                            //String isStarred      = pCur.getString(pCur.getColumnIndex(ContactsContract.CommonDataKinds.Phone.STARRED));
                            String phoneNo = pCursor.getString(pCursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));
                            //you will get all phone numbers according to it's type as below switch case.
                            //Logs.e will print the phone number along with the name in DDMS. you can use these details where ever you want.
                            switch (phoneType) {
                                case Phone.TYPE_MOBILE:
                                    contactItem.setContactNumberMobile(phoneNo);
                                    Log.e(contactName + ": TYPE_MOBILE", " " + phoneNo);
                                    break;
                                case ContactsContract.CommonDataKinds.Phone.TYPE_HOME:
                                    contactItem.setContactNumberMobile(phoneNo);
                                    Log.e(contactName + ": TYPE_HOME", " " + phoneNo);
                                    break;
                                case ContactsContract.CommonDataKinds.Phone.TYPE_WORK:
                                    contactItem.setContactNumberMobile(phoneNo);
                                    Log.e(contactName + ": TYPE_WORK", " " + phoneNo);
                                    break;
                                case ContactsContract.CommonDataKinds.Phone.TYPE_WORK_MOBILE:
                                    contactItem.setContactNumberMobile(phoneNo);
                                    Log.e(contactName + ": TYPE_WORK_MOBILE", " " + phoneNo);
                                    break;
                                case Phone.TYPE_OTHER:
                                    contactItem.setContactNumberMobile(phoneNo);
                                    Log.e(contactName + ": TYPE_OTHER", " " + phoneNo);
                                    break;
                                default:
                                    break;
                            }
                        }
                        contactItem.setSelectedAddress(getContactPostalAddress(pCursor));
                        pCursor.close();
                        contactItems.add(contactItem);
                    }

                }
                cursor.close();
            }
        } catch (Exception ex) {
            ex.printStackTrace();
        }


        return contactItems;
    }//loadContacts