how to use gmail Intent in your project

private void Report(String report) {

        intent = new Intent(Intent.ACTION_SEND);

        String[] receipt = {getString(R.string.mail_id)};

        intent.putExtra(Intent.EXTRA_EMAIL, receipt);

        intent.putExtra(Intent.EXTRA_SUBJECT, report);

        intent.putExtra(Intent.EXTRA_TEXT, "");

        //  intent.putExtra(Intent.EXTRA_CC,"mailcc@gmail.com");

        //intent.putExtra(Intent.EXTRA_BCC,"mailbcc@gmail.com");

        intent.setType("text/html");

        intent.setPackage("com.google.android.gm");

        startActivity(intent.createChooser(intent, "send mail"));

}