The R's continued their strong opening to the campaign on Saturday with a narrow 1-0 win at Bolton Wanderers.
"It's a testament to the job that the manager's doing - and it's a testament to the lads in the dressing room that we put on the solid performance that we did," Barton told the club's official website.
"I'm enjoying my football at the minute, and I'm privileged to play with this group of lads. We're together and everyone wants to win - long may that continue."
QPR's season resumes on Tuesday when they host Swindon Town in the second round of the Capital One Cup.