Intent到gmail发邮件

Intent returnIt = new Intent (Intent . ACTION_SEND );
//设置收件人
returnIt .putExtra(Intent . EXTRA_EMAIL , new String[]{getResources().getString(R.string.emailsend)});
//设置邮件主体
returnIt .putExtra(Intent . EXTRA_TEXT , getResources().getString(R.string.emailbody));
//设置邮件主题
returnIt .putExtra(Intent . EXTRA_SUBJECT , getResources().getString(R.string.emailtitle) );
//设置邮件类型
returnIt .setType( "message/rfc882" );
Intent . createChooser ( returnIt , "Choose Email Client" );
startActivity(returnIt);