Adds mode property to SaveStatesViewController to switch between saving and loading save states

Delta/Emulation/EmulationViewController.swift

@@ -154,11 +154,11 @@ class EmulationViewController: UIViewController
             // As a dirty workaround, we just use a weak reference, and force unwrap it if needed
             
             let saveStateItem = PauseItem(image: UIImage(named: "SmallPause")!, text: NSLocalizedString("Save State", comment: ""), action: { [weak self] _ in
-                pauseViewController.presentSaveStateViewController(delegate: self!)
+                pauseViewController.presentSaveStateViewControllerWithMode(.Saving, delegate: self!)
             })
             
             let loadStateItem = PauseItem(image: UIImage(named: "SmallPause")!, text: NSLocalizedString("Load State", comment: ""), action: { [weak self] _ in
-                pauseViewController.presentSaveStateViewController(delegate: self!)
+                pauseViewController.presentSaveStateViewControllerWithMode(.Loading, delegate: self!)
             })
             
             let cheatCodesItem = PauseItem(image: UIImage(named: "SmallPause")!, text: NSLocalizedString("Cheat Codes", comment: ""), action: dismissAction)

Delta/Pause Menu/PauseViewController.swift

@@ -17,6 +17,7 @@ class PauseViewController: UIViewController, PauseInfoProvidable
     var pauseText: String? = nil
     
     private weak var saveStatesViewControllerDelegate: SaveStatesViewControllerDelegate?
+    private var saveStatesViewControllerMode = SaveStatesViewController.Mode.Saving
     
     /// UIViewController
     override var preferredContentSize: CGSize {
@@ -88,6 +89,7 @@ extension PauseViewController
         case "saveState":
             let saveStatesViewController = segue.destinationViewController as! SaveStatesViewController
             saveStatesViewController.delegate = self.saveStatesViewControllerDelegate
+            saveStatesViewController.mode = self.saveStatesViewControllerMode
             
         default: break
         }
@@ -101,8 +103,9 @@ extension PauseViewController
         self.performSegueWithIdentifier("unwindFromPauseMenu", sender: self)
     }
     
-    func presentSaveStateViewController(delegate delegate: SaveStatesViewControllerDelegate)
+    func presentSaveStateViewControllerWithMode(mode: SaveStatesViewController.Mode, delegate: SaveStatesViewControllerDelegate)
     {
+        self.saveStatesViewControllerMode = mode
         self.saveStatesViewControllerDelegate = delegate
         
         self.performSegueWithIdentifier("saveState", sender: self)

Delta/Pause Menu/Save States/SaveStatesViewController.swift

@@ -19,6 +19,15 @@ protocol SaveStatesViewControllerDelegate: class
     func saveStatesViewController(saveStatesViewController: SaveStatesViewController, loadSaveState saveState: SaveState)
 }
 
+extension SaveStatesViewController
+{
+    enum Mode
+    {
+        case Saving
+        case Loading
+    }
+}
+
 class SaveStatesViewController: UICollectionViewController
 {
     weak var delegate: SaveStatesViewControllerDelegate! {
@@ -27,6 +36,8 @@ class SaveStatesViewController: UICollectionViewController
         }
     }
     
+    var mode = Mode.Saving
+    
     private var backgroundView: RSTBackgroundView!
     
     private var prototypeCell = GridCollectionViewCell()
@@ -60,7 +71,6 @@ extension SaveStatesViewController
         self.backgroundView.autoresizingMask = [.FlexibleWidth, .FlexibleHeight]
         self.backgroundView.textLabel.text = NSLocalizedString("No Save States", comment: "")
         self.backgroundView.textLabel.textColor = UIColor.whiteColor()
-        self.backgroundView.detailTextLabel.text = NSLocalizedString("You can create a new save state by pressing the + button in the top right.", comment: "")
         self.backgroundView.detailTextLabel.textColor = UIColor.whiteColor()
         self.view.insertSubview(self.backgroundView, atIndex: 0)
         
@@ -72,6 +82,18 @@ extension SaveStatesViewController
         // We'll keep the same size for landscape orientation, which will allow more to fit
         collectionViewLayout.itemWidth = (portraitScreenWidth - (averageHorizontalInset * 3)) / 2
         
+        switch self.mode
+        {
+        case .Saving:
+            self.title = NSLocalizedString("Save State", comment: "")
+            self.backgroundView.detailTextLabel.text = NSLocalizedString("You can create a new save state by pressing the + button in the top right.", comment: "")
+            
+        case .Loading:
+            self.title = NSLocalizedString("Load State", comment: "")
+            self.backgroundView.detailTextLabel.text = NSLocalizedString("You can create a new save state by pressing the Save State option in the pause menu.", comment: "")
+            self.navigationItem.rightBarButtonItem = nil
+        }
+        
         // Manually update prototype cell properties
         self.prototypeCellWidthConstraint = self.prototypeCell.contentView.widthAnchor.constraintEqualToConstant(collectionViewLayout.itemWidth)
         self.prototypeCellWidthConstraint.active = true