Added Option to automatically remove saved items.

TagTunes/Preferences.swift

@@ -40,10 +40,12 @@ import Cocoa
         
         static let iTunesStoreKey = "iTunes Store"
         
-        static let removeSavedAlbumsKey = "Remove Saved Albums"
-        
         static let useLowResolutionArtworkKey = "Use Low Resolution Artwork"
         
+        static let removeSavedItemsKey = "Remove Saved Items"
+        
+        static let keepSavedAlbumsKey = "Keep Saved Albums"
+        
         static let useCensoredNamesKey = "Use Censored Names"
         
         static let caseSensitiveKey = "Case Sensitive"
@@ -82,8 +84,9 @@ import Cocoa
             UserDefaultsConstants.keepSearchResultsKey: false,
             UserDefaultsConstants.numberOfSearchResultsKey: 10,
             UserDefaultsConstants.iTunesStoreKey: NSLocale.currentLocale().objectForKey(NSLocaleCountryCode)!,
-            UserDefaultsConstants.removeSavedAlbumsKey: false,
             UserDefaultsConstants.useLowResolutionArtworkKey: false,
+            UserDefaultsConstants.removeSavedItemsKey: false,
+            UserDefaultsConstants.keepSavedAlbumsKey: false,
             UserDefaultsConstants.useCensoredNamesKey: false,
             UserDefaultsConstants.caseSensitiveKey: true,
             UserDefaultsConstants.clearArtworksKey: false
@@ -176,6 +179,27 @@ import Cocoa
         }
     }
     
+    /// If `true` all saved items are removed from the list after saving.
+    public dynamic var removeSavedItems: Bool {
+        set {
+            NSUserDefaults.standardUserDefaults().setBool(newValue, forKey: UserDefaultsConstants.removeSavedItemsKey)
+        }
+        get {
+            return NSUserDefaults.standardUserDefaults().boolForKey(UserDefaultsConstants.removeSavedItemsKey)
+        }
+    }
+
+    /// If `true` and `removeSavedItems` is also `true` albums are not removed on
+    /// saving.
+    public dynamic var keepSavedAlbums: Bool {
+        set {
+            NSUserDefaults.standardUserDefaults().setBool(newValue, forKey: UserDefaultsConstants.keepSavedAlbumsKey)
+        }
+        get {
+            return NSUserDefaults.standardUserDefaults().boolForKey(UserDefaultsConstants.keepSavedAlbumsKey)
+        }
+    }
+    
     // MARK: Tag Preferences
     
     /// If `true` TagTunes displays and saves censored names instead of the