android – Using facebook.katana aka facebook app from the …

i´m trying to achieve a solution where the app ask if facebook.katana aka facebook app is installed in your android phone, if it is installed, check if the user is logged, and if it’s logged send a picture with a text (better if it is to a folder), if the user is not logged go to the facebook.katana.LoginActivity and log him, after that make the procedure.

https://stackoverflow.com/questions/8917793/using-facebook-katana-aka-facebook-app-from-the-code