How to Send Email from Android Application in Background

Hi Hello, What I am going to do in this article I will see in detail about how to Send Email from Android Application in the Background. This article is a favorite of everyone and many people are suffering without knowing what the reason is. This article will be very useful for them.

Open default is a process for sending mail without Mail Composer. This allows you to send multiple emails in the background. This is also useful if the app owner wants to send mail in the background without the user knowing.

Below are some examples to help you. Look at it and understand clearly.

How to Send Email from Android Application in Background

Send Email from Android Application in Background

Email is messages that are electronically distributed from one computer user to one or more recipients over a network.

Gradle via jitpack

repositories {
        // ...
        maven { url "https://jitpack.io" }
 }
dependencies {
  compile 'com.github.yesidlazaro:GmailBackground:1.2.0'
}

Permissions

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

attachments

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

Usage

BackgroundMail.newBuilder(this)
                .withUsername("username@gmail.com")
                .withPassword("password12345")
                .withMailTo("to-email@gmail.com")
                .withMailCc("cc-email@gmail.com")
                .withMailBcc("bcc-email@gmail.com")
                .withType(BackgroundMail.TYPE_PLAIN)
                .withSubject("this is the subject")
                .withBody("this is the body")
                .withOnSuccessCallback(new BackgroundMail.OnSuccessCallback() {
                    @Override
                    public void onSuccess() {
                        //do some magic
                    }
                })
                .withOnFailCallback(new BackgroundMail.OnFailCallback() {
                    @Override
                    public void onFail() {
                        //do some magic
                    }
                })
                .send();

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Full Source Code

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout 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"
    android:fitsSystemWindows="true"
    tools:context=".MainActivity">

    <android.support.design.widget.AppBarLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:theme="@style/AppTheme.AppBarOverlay">

        <android.support.v7.widget.Toolbar
            android:id="@+id/toolbar"
            android:layout_width="match_parent"
            android:layout_height="?attr/actionBarSize"
            android:background="?attr/colorPrimary"
            app:popupTheme="@style/AppTheme.PopupOverlay" />

    </android.support.design.widget.AppBarLayout>

    <include layout="@layout/content_main" />

    <android.support.design.widget.FloatingActionButton
        android:id="@+id/fab"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="bottom|end"
        android:layout_margin="@dimen/fab_margin"
        android:src="@android:drawable/ic_dialog_email" />

</android.support.design.widget.CoordinatorLayout>

content_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    app:layout_behavior="@string/appbar_scrolling_view_behavior"
    tools:context=".MainActivity"
    tools:showIn="@layout/activity_main">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/lab_send" />
</RelativeLayout>

MainActivity.java

package com.creativityapps.gmailbackground;

import android.os.Bundle;
import android.support.design.widget.FloatingActionButton;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;

import com.creativityapps.gmailbackgroundlibrary.BackgroundMail;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
        fab.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                sendTestEmail();
            }
        });
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }

    private void sendTestEmail() {
        BackgroundMail.newBuilder(this)
                .withUsername("username@gmail.com")
                .withPassword("password12345")
                .withMailTo("to-email@gmail.com")
                .withMailCc("cc-email@gmail.com")
                .withMailBcc("bcc-email@gmail.com")
                .withSubject("this is the subject")
                .withBody("this is the body")
                .withOnSuccessCallback(new BackgroundMail.OnSuccessCallback() {
                    @Override
                    public void onSuccess() {
                        //do some magic
                    }
                })
                .withOnFailCallback(new BackgroundMail.OnFailCallback() {
                    @Override
                    public void onFail() {
                        //do some magic
                    }
                })
                .send();
    }
}

Final Words

By knowing clearly about How to Send Emails from Android applications in Background through this article. If you have any doubts please leave a comment via the comment box. Thank You.

Hi, I'm Ranjith a full-time Blogger, YouTuber, Affiliate Marketer, & founder of Coding Deekshi. Here, I post about programming to help developers.

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