Android Program : Create Android application to send email with attachment.

Create Android application to send email with attachment.

Soln :

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<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="wrap_content"
    android:orientation="vertical"
    android:padding="4dp"
    tools:context=".MainActivity">
    <EditText
        android:id="@+id/etTo"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_margin="5dp"
        android:hint="Receiver's Email Address!"
        android:inputType="textEmailAddress"
        android:singleLine="true" />
    <EditText
        android:id="@+id/etSubject"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_margin="5dp"
        android:hint="Enter Subject"
        android:singleLine="true" />
    <EditText
        android:id="@+id/etMessage"
        android:layout_width="match_parent"
        android:layout_height="200dp"
        android:layout_margin="5dp"
        android:gravity="top|start"
        android:hint="Compose Email"
        android:inputType="textMultiLine" />
    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <Button
            android:id="@+id/btSend"
            android:layout_width="80dp"
            android:layout_height="50dp"
            android:layout_margin="5dp"
            android:text="Send" />
        <Button
            android:id="@+id/btAttachment"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentEnd="true"
            android:text="attachment" />
    </RelativeLayout>
    <TextView
        android:id="@+id/tvAttachment"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:drawableStart="@drawable/ic_attach"
        android:visibility="gone" />
</LinearLayout>

MainActivity.java

package com.example.slip14a;



import android.app.Activity;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity {
    EditText etEmail;
    EditText etSubject;
    EditText etMessage;
    Button Send;
    Button attachment;
    TextView tvAttachment;
    String email;
    String subject;
    String message;
    Uri URI = null;
    private static final int PICK_FROM_GALLERY = 101;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);etEmail = findViewById(R.id.etTo);
        etSubject = findViewById(R.id.etSubject);
        etMessage = findViewById(R.id.etMessage);
        attachment = findViewById(R.id.btAttachment);
        tvAttachment = findViewById(R.id.tvAttachment);
        Send = findViewById(R.id.btSend);
        Send.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                sendEmail();
            }
        });
        //attachment button listener
        attachment.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                openFolder();
            }
        });
    }
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (requestCode == PICK_FROM_GALLERY && resultCode == RESULT_OK) {
            URI = data.getData();
            tvAttachment.setText(URI.getLastPathSegment());
            tvAttachment.setVisibility(View.VISIBLE);
        }
    }
    public void sendEmail() {
        try {
            email = etEmail.getText().toString();
            subject = etSubject.getText().toString();
            message = etMessage.getText().toString();
            final Intent emailIntent = new Intent(android.content.Intent.ACTION_SEND);
            emailIntent.setType("plain/text");
            emailIntent.putExtra(android.content.Intent.EXTRA_EMAIL, new String[]{email});
            emailIntent.putExtra(android.content.Intent.EXTRA_SUBJECT, subject);
            if (URI != null) {
                emailIntent.putExtra(Intent.EXTRA_STREAM, URI);
            }
            emailIntent.putExtra(android.content.Intent.EXTRA_TEXT, message);
            this.startActivity(Intent.createChooser(emailIntent, "Sending email..."));
        } catch (Throwable t) {
            Toast.makeText(this, "Request failed try again: "+ t.toString(), Toast.LENGTH_LONG).show();
        }
    }
    public void openFolder() {
        Intent intent = new Intent();
        intent.setType("image/*");
        intent.setAction(Intent.ACTION_GET_CONTENT);
        intent.putExtra("return-data", true);
        startActivityForResult(Intent.createChooser(intent, "Complete action using"), PICK_FROM_GALLERY);
    }
}

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.slip14a">
    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
    <uses-permission android:name="android.permission.READ_INTERNAL_STORAGE" />
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/Theme.Slip14A">
        <activity
            android:name=".MainActivity"
            android:exported="true">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

Screenshot