Android 查询 添加 修改 删除通讯录联系人示例

1.AndroidManifest.xml中添加权限

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

2.布局

<?xml version="1.0" encoding="utf-8"?>
<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"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.example.lj.chapter9.MainActivity">

    <EditText
        android:id="@+id/contactNameTxt"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_centerHorizontal="true"
        android:ems="10"
        android:inputType="textPersonName"
        android:text="姓名" />

    <EditText
        android:id="@+id/phoneNumberTxt"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:inputType="phone"
        android:text="号码"
        android:layout_below="@+id/contactNameTxt"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true" />

    <TextView
        android:id="@+id/textView2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Click Button Below to Run a Query"
        android:textSize="17dip"
        android:layout_below="@+id/phoneNumberTxt"
        android:layout_alignRight="@+id/addButton"
        android:layout_alignEnd="@+id/addButton"
        android:layout_marginTop="34dp" />

    <Button
        android:id="@+id/queryButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Click to Query Contacts Database"
        android:layout_below="@+id/phoneNumberTxt"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="88dp" />

    <Button
        android:id="@+id/addButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/queryButton"
        android:layout_alignStart="@+id/queryButton"
        android:layout_below="@+id/queryButton"
        android:layout_marginTop="35dp"
        android:text="Click to Add Contacts Database" />
    <Button
        android:id="@+id/updateButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/queryButton"
        android:layout_alignStart="@+id/queryButton"
        android:layout_below="@+id/addButton"
        android:layout_marginTop="35dp"
        android:text="Click to Update Contacts Database" />

    <Button
        android:id="@+id/deleteButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/queryButton"
        android:layout_alignStart="@+id/queryButton"
        android:layout_below="@+id/updateButton"
        android:layout_marginTop="35dp"
        android:text="Click to Delete Contacts Database" />
</RelativeLayout>

3.Activity活动

package com.example.lj.chapter9;

import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.support.annotation.IdRes;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {
    private static final String TAG = "AndroidTest";

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        Button queryBtn = (Button) findViewById(R.id.queryButton);
        queryBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                queryContactPhoneNumber();
            }
        });

        Button addBtn = (Button) findViewById(R.id.addButton);
        addBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                addContactPhoneNumber(getEditValue(R.id.contactNameTxt), getEditValue(R.id.phoneNumberTxt));
            }
        });

        Button updateBtn = (Button) findViewById(R.id.updateButton);
        updateBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                updateContactPhoneNumber(getEditValue(R.id.contactNameTxt), getEditValue(R.id.phoneNumberTxt));
            }
        });

        Button deleteBtn = (Button) findViewById(R.id.deleteButton);
        deleteBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                deleteContactPhoneNumber(getEditValue(R.id.contactNameTxt));
            }
        });
    }

    private String getEditValue(@IdRes int id) {
        EditText txt = (EditText) findViewById(id);
        return txt.getText().toString();
    }

    private void deleteContactPhoneNumber(String contactName) {
        //根据姓名求id
        Uri uri = ContactsContract.RawContacts.CONTENT_URI;
        ContentResolver resolver = getContentResolver();
        String where = ContactsContract.PhoneLookup.DISPLAY_NAME;
        Cursor cursor = resolver.query(uri, new String[]{ContactsContract.Data._ID}, where + "=?", new String[]{contactName}, null);
        if (cursor.moveToFirst()) {
            int id = cursor.getInt(0);
            //根据id删除data中的相应数据
            resolver.delete(uri, where + "=?", new String[]{contactName});
            uri = ContactsContract.Data.CONTENT_URI;
            resolver.delete(uri, ContactsContract.Data.RAW_CONTACT_ID + "=?", new String[]{id + ""});
        }
        Toast.makeText(this, "Success", Toast.LENGTH_SHORT).show();
    }

    private void updateContactPhoneNumber(String contactName, String phoneNumber) {
        Uri uri = ContactsContract.Data.CONTENT_URI;//对data表的所有数据操作
        ContentResolver resolver = getContentResolver();
        ContentValues values = new ContentValues();
        values.put(ContactsContract.Data.DATA1, phoneNumber);
        int result = resolver.update(uri, values, ContactsContract.Data.MIMETYPE + "=? and " + ContactsContract.PhoneLookup.DISPLAY_NAME + "=?",
                new String[]{ContactsContract.CommonDataKinds.Phone.CONTENT_ITEM_TYPE, contactName});
        if (result > 0) {
            Toast.makeText(this, "Success", Toast.LENGTH_SHORT).show();
        }
    }

    private void addContactPhoneNumber(String contactName, String phoneNumber) {
        ContentValues values = new ContentValues();
        Uri uri = getContentResolver().insert(ContactsContract.RawContacts.CONTENT_URI, values);
        long contact_id = ContentUris.parseId(uri);

        //插入data表
        uri = ContactsContract.Data.CONTENT_URI;
        String raw_contact_id = ContactsContract.Data.RAW_CONTACT_ID;
        String data2 = ContactsContract.Data.DATA2;
        String data1 = ContactsContract.Data.DATA1;
        //add Name
        values.put(raw_contact_id, contact_id);
        values.put(ContactsContract.CommonDataKinds.Phone.MIMETYPE, ContactsContract.CommonDataKinds.StructuredName.CONTENT_ITEM_TYPE);
        values.put(data2, contactName);
        values.put(data1, contactName);
        getContentResolver().insert(uri, values);
        values.clear();
        //add Phone
        values.put(raw_contact_id, contact_id);
        values.put(ContactsContract.CommonDataKinds.Phone.MIMETYPE, ContactsContract.CommonDataKinds.Phone.CONTENT_ITEM_TYPE);
        values.put(data2, phoneNumber);   //手机
        values.put(data1, phoneNumber);
        getContentResolver().insert(uri, values);
        values.clear();
        Toast.makeText(this, "添加新的联系人：" + contactName + " " + phoneNumber, Toast.LENGTH_SHORT).show();
    }

    private void queryContactPhoneNumber() {
        String[] cols = {ContactsContract.PhoneLookup.DISPLAY_NAME, ContactsContract.CommonDataKinds.Phone.NUMBER};
        Cursor cursor = getContentResolver().query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
                cols, null, null, null);
        for (int i = 0; i < cursor.getCount(); i++) {
            cursor.moveToPosition(i);
            // 取得联系人名字
            int nameFieldColumnIndex = cursor.getColumnIndex(ContactsContract.PhoneLookup.DISPLAY_NAME);
            int numberFieldColumnIndex = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER);
            String name = cursor.getString(nameFieldColumnIndex);
            String number = cursor.getString(numberFieldColumnIndex);
            Toast.makeText(this, name + " " + number, Toast.LENGTH_SHORT).show();
        }
    }
}

该活动主要是根据http://www.cnblogs.com/liaojie970/p/5744580.html这篇博客改编而来，将里面如：

Uri uri = Uri.parse("content://com.android.contacts/raw_contacts");

方式改为了

uri = ContactsContract.Data.CONTENT_URI;

其基本思路是一样的