Android调用系统的发邮件方法

//系统邮件系统的动作为android.content.Intent.ACTION_SEND
Intent email = new Intent(android.content.Intent.ACTION_SEND);
email.setType("plain/text");
emailReciver = new String[]{"zhouyongyang122@gmail.com", "421134693@qq.com"};
emailSubject = "你有一条短信";
emailBody = sb.toString();

//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);

       String[] tos = { "wangmeng@gmail.com" }; //send to someone

       String[] ccs = { "tongyue@gmail.com" };  //Carbon Copy to someone

       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);