Android调用系统的发邮件方法

//设置邮件默认地址
email.putExtra(android.content.Intent.EXTRA_EMAIL, emailReciver);
//设置邮件默认标题
email.putExtra(android.content.Intent.EXTRA_SUBJECT, emailSubject);
//设置要默认发送的内容
email.putExtra(android.content.Intent.EXTRA_TEXT, emailBody);
//调用系统的邮件系统
startActivity(Intent.createChooser(email, "请选择邮件发送软件"));

带附件：

Intent returnIt = new Intent(Intent.ACTION_SEND);

returnIt.putExtra(Intent.EXTRA_EMAIL, tos);

returnIt.putExtra(Intent.EXTRA_CC, ccs);

returnIt.putExtra(Intent.EXTRA_TEXT, "body");

returnIt.putExtra(Intent.EXTRA_SUBJECT, "subject");

Uri uri = Uri.parse("file:///sdcard/mysong.mp3");

returnIt.putExtra(Intent.EXTRA_STREAM, uri);

returnIt.setType("audio/mp3"); //use this format no matter what your attachment type is

returnIt.setType("message/rfc882");

Intent.createChooser(returnIt, "Choose Email Client");

startActivity(returnIt);