Use C++11 enum class

src/core/commandlineoptions.h

@@ -41,24 +41,24 @@ class CommandlineOptions {
 
   // Don't change the values or order, these get serialised and sent to
   // possibly a different version of Strawberry
-  enum UrlListAction {
-    UrlList_Append = 0,
-    UrlList_Load = 1,
-    UrlList_None = 2,
-    UrlList_CreateNew = 3,
+  enum class UrlListAction {
+    Append = 0,
+    Load = 1,
+    None = 2,
+    CreateNew = 3
   };
-  enum PlayerAction {
-    Player_None = 0,
-    Player_Play = 1,
-    Player_PlayPause = 2,
-    Player_Pause = 3,
-    Player_Stop = 4,
-    Player_Previous = 5,
-    Player_Next = 6,
-    Player_RestartOrPrevious = 7,
-    Player_StopAfterCurrent = 8,
-    Player_PlayPlaylist = 9,
-    Player_ResizeWindow = 10
+  enum class PlayerAction {
+    None = 0,
+    Play = 1,
+    PlayPause = 2,
+    Pause = 3,
+    Stop = 4,
+    Previous = 5,
+    Next = 6,
+    RestartOrPrevious = 7,
+    StopAfterCurrent = 8,
+    PlayPlaylist = 9,
+    ResizeWindow = 10
   };
 
   bool Parse();