I'm sooo confused????????

Okay so Thers this guy and he cn b realy nice bt I cnt tell if he likes me or nt cause he is always smilin at me and lookn at me and when I talk to him he gives me his full attention (he doesnt do that 4 many ppl) bt he Always has a gf yes, he stares at me when he has a gf (he is nt a player) bt I realy dnt gt it I'm soo confused does he like me or nt