// Getting instance of edittext and button
sendto = findViewById(R.id.editText1);
subject = findViewById(R.id.editText2);
body = findViewById(R.id.editText3);
button = findViewById(R.id.button);
// attach setOnClickListener to button with Intent object define in it
button.setOnClickListener(view -> {
String emailsend = sendto.getText().toString();
String emailsubject = subject.getText().toString();
String emailbody = body.getText().toString();
// define Intent object with action attribute as ACTION_SEND
Intent intent = new Intent(Intent.ACTION_SEND);
// add three fields to intent using putExtra function
intent.putExtra(Intent.EXTRA_EMAIL, new String[]{emailsend});
intent.putExtra(Intent.EXTRA_SUBJECT, emailsubject);
intent.putExtra(Intent.EXTRA_TEXT, emailbody);
// set type of intent
intent.setType("message/rfc822");
// startActivity with intent with chooser as Email client using createChooser function
startActivity(Intent.createChooser(intent, "Choose an Email client :"));
});
}
}
