我不知道，你可以专门推出的Gmail。你有没有在你的onClickListener试过这种

I don't know that you can specifically launch gmail. Have you tried this in your onClickListener

Intent emailIntent = new Intent(Intent.ACTION_SEND);
emailIntent.setType("text/plain");
startActivity(emailIntent);  

您可以在这里找到更多的细节：电子邮件的android意图

You can find more details here: Email android intent