[embedyt] https://www.youtube.com/watch?v=tZ2YEw6SoBU[/embedyt]
activity_main.xmlMainActivity.java
<?xml version="1.0" encoding="utf-8"?> <LinearLayout 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:orientation="vertical" android:padding="16dp" tools:context="com.codinginflow.emailintentexample.MainActivity"> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:text="To:" android:textAppearance="@style/TextAppearance.AppCompat.Large" /> <EditText android:id="@+id/edit_text_to" android:layout_width="match_parent" android:layout_height="wrap_content" android:inputType="textEmailAddress" /> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:text="Subject:" android:textAppearance="@style/TextAppearance.AppCompat.Large" /> <EditText android:id="@+id/edit_text_subject" android:layout_width="match_parent" android:layout_height="wrap_content" android:inputType="textEmailSubject" /> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:text="Message:" android:textAppearance="@style/TextAppearance.AppCompat.Large" /> <EditText android:id="@+id/edit_text_message" android:layout_width="match_parent" android:layout_height="wrap_content" android:gravity="start|top" android:lines="10" /> <Button android:id="@+id/button_send" android:layout_width="match_parent" android:layout_height="wrap_content" android:text="send" /> </LinearLayout>
package com.codinginflow.emailintentexample; import android.content.Intent; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; public class MainActivity extends AppCompatActivity { private EditText mEditTextTo; private EditText mEditTextSubject; private EditText mEditTextMessage; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); mEditTextTo = findViewById(R.id.edit_text_to); mEditTextSubject = findViewById(R.id.edit_text_subject); mEditTextMessage = findViewById(R.id.edit_text_message); Button buttonSend = findViewById(R.id.button_send); buttonSend.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { sendMail(); } }); } private void sendMail() { String recipientList = mEditTextTo.getText().toString(); String[] recipients = recipientList.split(","); String subject = mEditTextSubject.getText().toString(); String message = mEditTextMessage.getText().toString(); Intent intent = new Intent(Intent.ACTION_SEND); intent.putExtra(Intent.EXTRA_EMAIL, recipients); intent.putExtra(Intent.EXTRA_SUBJECT, subject); intent.putExtra(Intent.EXTRA_TEXT, message); intent.setType("message/rfc822"); startActivity(Intent.createChooser(intent, "Choose an email client")); } }