第四十九篇 -- 添加联系人信息Addcontact

往通讯录里添加联系人

首先，在清单文件里添加读写权限

    <uses-permission android:name="android.permission.READ_CONTACTS"/><!-- 读取通讯录权限 -->
    <uses-permission android:name="android.permission.WRITE_CONTACTS"/><!-- 写入通讯录权限 -->

MainActivity.java

package com.aimee.android.play.addcontact;

import android.Manifest;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;

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

    private EditText mEtname;
    private EditText mEtmail;
    private EditText mEtphone;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        performCodeWithPermission("插入联系人信息", new PermissionCallback() {
            @Override
            public void hasPermission() {

            }

            @Override
            public void noPermission() {

            }
        }, Manifest.permission.WRITE_CONTACTS, Manifest.permission.READ_CONTACTS);

        mEtname = findViewById(R.id.et_name);
        mEtmail = findViewById(R.id.et_email);
        mEtphone = (EditText) findViewById(R.id.et_phone);
    }

    /**
     * 添加联系人信息
     * @param view
     */
    public void addContact(View view) {
        //1.判断是否为空
        String name = mEtname.getText().toString().trim();
        String email = mEtmail.getText().toString().trim();
        String phone = mEtphone.getText().toString().trim();
        if (TextUtils.isEmpty(name)){
            Toast.makeText(this,"姓名不能为空",Toast.LENGTH_SHORT).show();
            return;
        }

        //2.在raw_contact表里面添加联系人id
        ContentResolver resolver = getContentResolver();
        Uri uri = Uri.parse("content://com.android.contacts/raw_contacts");
        Uri dataUri = Uri.parse("content://com.android.contacts/data");

        Cursor cursor = resolver.query(uri, null, null, null, null, null);
        int new_id = cursor.getCount() + 1;

        ContentValues values = new ContentValues();
        resolver.insert(uri,values);

        //3.在data表里面添加联系人数据
        ContentValues namevalues = new ContentValues();
        namevalues.put("raw_contact_id",new_id);
        namevalues.put("data1",name);
        namevalues.put("mimetype","vnd.android.cursor.item/name");
        resolver.insert(dataUri,namevalues);

        ContentValues phonevalues = new ContentValues();
        phonevalues.put("raw_contact_id",new_id);
        phonevalues.put("data1",phone);
        phonevalues.put("mimetype","vnd.android.cursor.item/phone_v2");
        resolver.insert(dataUri,phonevalues);

        ContentValues emailvalues = new ContentValues();
        emailvalues.put("raw_contact_id",new_id);
        emailvalues.put("data1",email);
        emailvalues.put("mimetype","vnd.android.cursor.item/email_v2");
        resolver.insert(dataUri,emailvalues);

        Toast.makeText(this,"添加信息成功",Toast.LENGTH_SHORT).show();
    }
}

activity_main.xml：

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">

    <EditText
        android:id="@+id/et_name"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="8dp"
        android:layout_marginTop="32dp"
        android:layout_marginEnd="8dp"
        android:ems="10"
        android:hint="请输入name"
        android:inputType="textPersonName"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.503"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <EditText
        android:id="@+id/et_email"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="8dp"
        android:layout_marginTop="32dp"
        android:layout_marginEnd="8dp"
        android:ems="10"
        android:hint="请输入邮箱"
        android:inputType="textPersonName"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.503"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/et_name" />

    <EditText
        android:id="@+id/et_phone"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="8dp"
        android:layout_marginTop="32dp"
        android:layout_marginEnd="8dp"
        android:ems="10"
        android:hint="请输入号码"
        android:inputType="textPersonName"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.503"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/et_email" />

    <Button
        android:id="@+id/button3"
        android:layout_width="91dp"
        android:layout_height="wrap_content"
        android:layout_marginStart="8dp"
        android:layout_marginTop="32dp"
        android:layout_marginEnd="8dp"
        android:onClick="addContact"
        android:text="Button"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/et_phone" />

</android.support.constraint.ConstraintLayout>

界面：

输入姓名，邮箱，电话，然后点击Button就可以将其存储到通讯录中