How to disable back gesture in iOS 7 for only one view

Question

I am trying to disable the back gesture for my view controller using the following set of code.

In FirstViewController.m, I\'m setting the delegate of <

Answer 1

This just worked for me in xCode 7:

override func viewDidAppear(animated: Bool) {
        super.viewDidAppear(animated)
        self.navigationController!.interactivePopGestureRecognizer!.enabled = false

}
override func viewWillDisappear(animated: Bool) {
    super.viewDidDisappear(animated)
    self.navigationController!.interactivePopGestureRecognizer!.enabled = true
}