still more selector syntax changes for Swift 2.2

Author: mattneub

bk2ch06p281navigationInterface/ch19p615navigationInterface/ViewController.swift

@@ -8,7 +8,7 @@ class ViewController : UIViewController, UINavigationControllerDelegate {
         super.awakeFromNib()
 
         self.title = "First"
-        let b = UIBarButtonItem(image:UIImage(named:"key.png"), style:.Plain, target:self, action:"navigate")
+        let b = UIBarButtonItem(image:UIImage(named:"key.png"), style:.Plain, target:self, action:#selector(navigate))
         let b2 = UIBarButtonItem(image:UIImage(named:"files.png"),
         style:.Plain, target:nil, action:nil)
         self.navigationItem.rightBarButtonItems = [b, b2]

bk2ch06p296customAnimation2/ch19p620customAnimation1/AppDelegate.swift

@@ -27,13 +27,13 @@ class AppDelegate : UIResponder, UIApplicationDelegate, UITabBarControllerDelega
         // keep ref to g.r.s, because can't learn which one it is by asking for "edges" later
         // (always comes back as None)
 
-        let sep = UIScreenEdgePanGestureRecognizer(target:self, action:"pan:")
+        let sep = UIScreenEdgePanGestureRecognizer(target:self, action:#selector(pan))
         sep.edges = UIRectEdge.Right
         tbc.view.addGestureRecognizer(sep)
         sep.delegate = self
         self.rightEdger = sep
 
-        let sep2 = UIScreenEdgePanGestureRecognizer(target:self, action:"pan:")
+        let sep2 = UIScreenEdgePanGestureRecognizer(target:self, action:#selector(pan))
         sep2.edges = UIRectEdge.Left
         tbc.view.addGestureRecognizer(sep2)
         sep2.delegate = self

bk2ch06p300customAnimation3/ch19p620customAnimation1/AppDelegate.swift

@@ -20,13 +20,13 @@ class AppDelegate : UIResponder, UIApplicationDelegate, UITabBarControllerDelega
         // keep ref to g.r.s, because can't learn which one it is by asking for "edges" later
         // (always comes back as None)
 
-        let sep = UIScreenEdgePanGestureRecognizer(target:self, action:"pan:")
+        let sep = UIScreenEdgePanGestureRecognizer(target:self, action:#selector(pan))
         sep.edges = UIRectEdge.Right
         tbc.view.addGestureRecognizer(sep)
         sep.delegate = self
         self.rightEdger = sep
 
-        let sep2 = UIScreenEdgePanGestureRecognizer(target:self, action:"pan:")
+        let sep2 = UIScreenEdgePanGestureRecognizer(target:self, action:#selector(pan))
         sep2.edges = UIRectEdge.Left
         tbc.view.addGestureRecognizer(sep2)
         sep2.delegate = self

bk2ch06p301customAnimation4/NavCustomPushTest/MasterViewController.swift

@@ -5,7 +5,7 @@ class MasterViewController : UITableViewController {
 
     override func viewDidLoad() {
         super.viewDidLoad()
-        let b = UIBarButtonItem(title: "Push", style: .Plain, target: self, action: "doPush:")
+        let b = UIBarButtonItem(title: "Push", style: .Plain, target: self, action: #selector(doPush))
         self.navigationItem.rightBarButtonItem = b
     }
 

bk2ch06p336memoryWarning/ch19p647memoryWarning/ViewController.swift

@@ -101,15 +101,17 @@ class ViewController : UIViewController {
 
     // on device
 
+    // ignore compiler warning, it's private API (you'd have to remove it from shipping code)
+    
     @IBAction func doButton2(sender: AnyObject) {
-        UIApplication.sharedApplication().performSelector("_performMemoryWarning")
+        UIApplication.sharedApplication().performSelector(Selector("_performMemoryWarning"))
     }
 
     // backgrounding
 
     override func viewDidLoad() {
         super.viewDidLoad()
-        NSNotificationCenter.defaultCenter().addObserver(self, selector: "backgrounding:", name: UIApplicationDidEnterBackgroundNotification, object: nil)
+        NSNotificationCenter.defaultCenter().addObserver(self, selector: #selector(backgrounding), name: UIApplicationDidEnterBackgroundNotification, object: nil)
     }
 
     func backgrounding(n:NSNotification) {

bk2ch06p347SimplestRestorationExample2/ch19p652SimplestRestorationExample2/PresentedViewController.swift

@@ -32,7 +32,7 @@ class PresentedViewController : UIViewController {
         let button = UIButton(type:.System)
         button.setTitle("Dismiss", forState:.Normal)
         button.addTarget(self,
-            action:"doDismiss:",
+            action:#selector(doDismiss),
             forControlEvents:.TouchUpInside)
         button.sizeToFit()
         button.center = self.view.center

bk2ch06p347SimplestRestorationExample2/ch19p652SimplestRestorationExample2/RootViewController.swift

@@ -31,12 +31,12 @@ class RootViewController : UIViewController {
         print("view did load \(self.dynamicType)")
         self.view.backgroundColor = UIColor.greenColor()
         let b = UIBarButtonItem(title:"Push",
-            style:.Plain, target:self, action:"doPush:")
+            style:.Plain, target:self, action:#selector(doPush))
         self.navigationItem.rightBarButtonItem = b
         let button = UIButton(type:.System)
         button.setTitle("Present", forState:.Normal)
         button.addTarget(self,
-            action:"doPresent:",
+            action:#selector(doPresent),
             forControlEvents:.TouchUpInside)
         button.sizeToFit()
         button.center = self.view.center

bk2ch06p347SimplestRestorationExample2/ch19p652SimplestRestorationExample2/SecondViewController.swift

@@ -33,7 +33,7 @@ class SecondViewController : UIViewController {
         let button = UIButton(type:.System)
         button.setTitle("Present", forState:.Normal)
         button.addTarget(self,
-            action:"doPresent:",
+            action:#selector(doPresent),
             forControlEvents:.TouchUpInside)
         button.sizeToFit()
         button.center = self.view.center