* Use ref counting to determine when to unload a replicants add_on image, fixes #2712.

* Don't delete fStream if we don't own it, would crash ShelfTest on quit.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@29439 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/os/interface/Shelf.h

@@ -1,14 +1,18 @@
 /*
- * Copyright 2001-2007, Haiku Inc.
+ * Copyright 2001-2009, Haiku Inc.
  * Distributed under the terms of the MIT License.
  */
 #ifndef _SHELF_H
 #define _SHELF_H
 
-
 #include <Dragger.h>
 #include <Handler.h>
 #include <List.h>
+#include <Locker.h>
+#include <String.h>
+
+#include <map>
+#include <utility>
 
 class BDataIO;
 class BPoint;
@@ -123,6 +127,10 @@ class BShelf : public BHandler {
 		bool				fAllowZombies;
 		bool				fTypeEnforced;
 
+		typedef std::map<BString, std::pair<image_id, int32> > LoadedImageMap;
+		static LoadedImageMap	sLoadedImages;
+		static BLocker			sLoadedImageMapLocker;
+
 		uint32				_reserved[8];
 };