more #selector-related tweaks

Author: mattneub

bk2ch08p454tableCellMenus2/ch21p718sections/MyCell.swift

@@ -12,8 +12,7 @@ class MyCell : UITableViewCell {
         // ask it what index path we are
         let ip = tv.indexPathForCell(self)!
         // talk to its delegate
-        let action = Selector(#function + ":") // work around weird way Swift expresses this
-        tv.delegate?.tableView?(tv, performAction:action, forRowAtIndexPath:ip, withSender:sender)
+        tv.delegate?.tableView?(tv, performAction:#selector(abbrev), forRowAtIndexPath:ip, withSender:sender)
     }
 
 }

bk2ch08p454tableCellMenus2/ch21p718sections/RootViewController.swift

@@ -104,10 +104,6 @@ class RootViewController : UITableViewController {
 
     // menu handling ==========
 
-    // NB Swift 2.2 doesn't seem able to resolve #selector(abbrev(_:))
-    // without our telling it what class it's in
-    // I'm not sure I like this, since it means this class can't be agnostic about it
-    
     override func tableView(tableView: UITableView, shouldShowMenuForRowAtIndexPath indexPath: NSIndexPath) -> Bool {
         let mi = UIMenuItem(title: "Abbrev", action: #selector(MyCell.abbrev))
         UIMenuController.sharedMenuController().menuItems = [mi]

bk2ch08p454tableCellMenus2/ch21p746tableCellMenus2.xcodeproj/project.pbxproj

@@ -437,6 +437,7 @@
 				CLANG_ENABLE_MODULES = YES;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				GCC_PREFIX_HEADER = "";
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
 				INFOPLIST_FILE = "ch21p718sections/ch21p746tableCellMenus2-Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				ONLY_ACTIVE_ARCH = NO;
@@ -454,6 +455,7 @@
 				CLANG_ENABLE_MODULES = YES;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				GCC_PREFIX_HEADER = "";
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
 				INFOPLIST_FILE = "ch21p718sections/ch21p746tableCellMenus2-Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				ONLY_ACTIVE_ARCH = NO;

bk2ch08p466collectionViewFlowLayout2/ch21p748collectionViewFlowLayout2/Cell.swift

@@ -14,8 +14,7 @@ class Cell : UICollectionViewCell {
         // ask it what index path we are
         let ip = cv.indexPathForCell(self)!
         // relay to its delegate
-        let action = Selector(#function + ":")
-        cv.delegate?.collectionView?(cv, performAction:action, forItemAtIndexPath: ip, withSender: sender)
+        cv.delegate?.collectionView?(cv, performAction:#selector(capital), forItemAtIndexPath: ip, withSender: sender)
     }
 }
 

bk2ch08p466collectionViewFlowLayout2/ch21p748collectionViewFlowLayout2/ViewController.swift

@@ -209,8 +209,8 @@ class ViewController : UICollectionViewController, UICollectionViewDelegateFlowL
         if arr.count == 0 {
             return
         }
-        // sort [NB I don't understand why compare(_:) can't be resolved without more info
-        let arr2 = ((arr as NSArray).sortedArrayUsingSelector(#selector(NSString.compare(_:))) as! [NSIndexPath])
+        // sort
+        let arr2 = ((arr as NSArray).sortedArrayUsingSelector(#selector(NSIndexPath.compare(_:))) as! [NSIndexPath])
         // delete data
         var empties = [Int]() // keep track of what sections get emptied
         for ip in arr2.reverse() {
@@ -238,7 +238,6 @@ class ViewController : UICollectionViewController, UICollectionViewDelegateFlowL
     // menu =================
 
     // exactly as for table views
-    // NB As in the table view example, we have to help Swift resolve capital(_:)
 
     override func collectionView(collectionView: UICollectionView, shouldShowMenuForItemAtIndexPath indexPath: NSIndexPath) -> Bool {
         let mi = UIMenuItem(title:"Capital", action:#selector(Cell.capital))

bk2ch10p526textFieldDelegate/ch23p810textFieldDelegate/Base.lproj/Main.storyboard

@@ -1,8 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="8187.4" systemVersion="14F27" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" initialViewController="vXZ-lx-hvc">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="10115" systemVersion="15D21" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" initialViewController="vXZ-lx-hvc">
     <dependencies>
-        <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="8151.3"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="10084"/>
     </dependencies>
     <scenes>
         <!--View Controller-->
@@ -22,7 +21,6 @@
                                 <fontDescription key="fontDescription" type="system" pointSize="14"/>
                                 <textInputTraits key="textInputTraits" autocorrectionType="no" spellCheckingType="no"/>
                                 <connections>
-                                    <action selector="dummy:" destination="x5A-6p-PRh" eventType="editingDidEndOnExit" id="mNh-vJ-hUA"/>
                                     <outlet property="delegate" destination="vXZ-lx-hvc" id="VEc-FJ-OkH"/>
                                 </connections>
                             </textField>

bk2ch10p526textFieldDelegate/ch23p810textFieldDelegate/MyTextField.swift

@@ -5,6 +5,15 @@ import UIKit
 
 class MyTextField: UITextField {
 
+    // make self-dismissing; can do this without code, but just testing
+    required init?(coder aDecoder: NSCoder) {
+        super.init(coder:aDecoder)
+        self.addTarget(
+            nil, action:Selector("dummy:"), forControlEvents:.EditingDidEndOnExit)
+    }
+    
+    // func dummy(_:AnyObject) {}
+    
     let list : [String] = {
         let path = NSBundle.mainBundle().URLForResource("abbreviations", withExtension:"txt")!
         let s = try! String(contentsOfURL:path, encoding:NSUTF8StringEncoding)