使用系统ContentProvider添加联系人

activity_main.xml

<LinearLayout 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=".MainActivity" 

    android:orientation="vertical">

    <EditText android:id="@+id/name"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:hint="姓名"/>

    <EditText android:id="@+id/phone"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:hint="电话"/>

    

    <EditText android:id="@+id/email"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:hint="邮箱"/>

    

    <Button android:id="@+id/add"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:text="添加联系人"/>

    

</LinearLayout>

MainActivity.java

package com.example.addcontacts;

import android.net.Uri;

import android.os.Bundle;

import android.provider.ContactsContract;

import android.provider.ContactsContract.CommonDataKinds.Email;

import android.provider.ContactsContract.CommonDataKinds.Phone;

import android.provider.ContactsContract.CommonDataKinds.StructuredName;

import android.provider.ContactsContract.Contacts;

import android.provider.ContactsContract.Data;

import android.provider.ContactsContract.RawContacts;

import android.app.Activity;

import android.content.ContentResolver;

import android.content.ContentUris;

import android.content.ContentValues;

import android.view.Menu;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.EditText;

import android.widget.Toast;

public class MainActivity extends Activity {

String name;
String phone;
String email;

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

System.out.println(name+"\n"+phone+"\n"+email);

Button add=(Button) super.findViewById(R.id.add);
add.setOnClickListener(new OnClickListener() {

@Override
public void onClick(View arg0) {

//获取文本框内的内容
name=((EditText)findViewById(R.id.name)).getText().toString();
phone=((EditText)findViewById(R.id.phone)).getText().toString();
email=((EditText)findViewById(R.id.email)).getText().toString();

ContentResolver resolver=getContentResolver();

//创建一个空的ContentValues
ContentValues values=new ContentValues();

//向RawContacts.Content_uri执行一个空值插入，返回rawContactId
Uri rawContactUri=resolver.insert(RawContacts.CONTENT_URI, values);

long rawContactId=ContentUris.parseId(rawContactUri);
values.clear();
values.put(Data.RAW_CONTACT_ID, rawContactId);
values.put(Data.MIMETYPE,StructuredName.CONTENT_ITEM_TYPE);
values.put(StructuredName.GIVEN_NAME, name);
resolver.insert(android.provider.ContactsContract.Data.CONTENT_URI, values);

values.clear();
values.put(Data.RAW_CONTACT_ID, rawContactId);
values.put(Data.MIMETYPE, Phone.CONTENT_ITEM_TYPE);
values.put(Phone.NUMBER, phone);
values.put(Phone.TYPE, Phone.TYPE_MOBILE);
resolver.insert(android.provider.ContactsContract.Data.CONTENT_URI, values);

values.clear();
values.put(Data.RAW_CONTACT_ID,rawContactId);
values.put(Data.MIMETYPE, Email.CONTENT_ITEM_TYPE);
values.put(Email.DATA, phone);
values.put(Email.TYPE, Email.TYPE_WORK);
resolver.insert(android.provider.ContactsContract.Data.CONTENT_URI, values);

Toast.makeText(MainActivity.this, "联系人添加成功", Toast.LENGTH_LONG);

}
});

}

}