Intent sendIntent;
sendIntent = new Intent(Intent.ACTION_SEND);
sendIntent.putExtra(Intent.EXTRA_SUBJECT, "Test Subject");
sendIntent.putExtra(Intent.EXTRA_TEXT, "Test Text");
sendIntent.putExtra(Intent.EXTRA_STREAM, Uri.parse("file://" + fileName));
sendIntent.setType("image/jpeg");
startActivity(Intent.createChooser(sendIntent, "Send Mail"));