how to add attachments programatically to email in a windows phone 8 app? -

how to add attachments programatically to email in a windows phone 8 app? -

i developing windows phone 8 app , in want add together attachments email in windows phone 8 app.

1)how can add together attachments(attaching files) email , send ??

2)is emailcomposetask doesn't back upwards attachments ?? ,if alternative ??

2)what various ways in can attach files in windows phone 8 app??

thanks in advance.

i'm asking myself these questions , found demo library ahmed mentioned. however, wanted solution without buying libraries.

if not using binary files, can set files content body of emailcomposetask. other possibility utilize skydrive , upload file , set link file in emails body.

windows-phone-7 windows-phone-7.1 windows-phone-8