Permanent folders changes

chrome/browser/bookmarks/bookmark_model.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_BOOKMARKS_BOOKMARK_MODEL_H_
 #define CHROME_BROWSER_BOOKMARKS_BOOKMARK_MODEL_H_
 #pragma once
 
 #include <set>
 #include <vector>
@@ skipping 97 matching lines @@
     favicon_load_handle_ = handle;
   }
 
   // Accessor method for controlling the visibility of a bookmark node/sub-tree.
   // Note that visibility is not propagated down the tree hierarchy so if a
   // parent node is marked as invisible, a child node may return "Visible". This
   // function is primarily useful when traversing the model to generate a UI
   // representation but we may want to suppress some nodes.
   // TODO(yfriedman): Remove this when enable-synced-bookmarks-folder is
   // no longer a command line flag.
-  bool IsVisible() const;
+  virtual bool IsVisible() const;
 
   // TODO(sky): Consider adding last visit time here, it'll greatly simplify
   // HistoryContentsProvider.
 
  private:
   friend class BookmarkModel;
 
   // A helper function to initialize various fields during construction.
   void Initialize(int64 id);
 
@@ skipping 22 matching lines @@
   // Whether the favicon has been loaded.
   bool is_favicon_loaded_;
 
   // If non-zero, it indicates we're loading the favicon and this is the handle
   // from the HistoryService.
   HistoryService::Handle favicon_load_handle_;
 
   DISALLOW_COPY_AND_ASSIGN(BookmarkNode);
 };
 
+// BookmarkPermanentNode ------------------------------------------------------
+
+// The permanent nodes are the three special top level nodes "bookmark_bar",
+// "synced" and "other". Their visibility is dependent on information from the
+// profile, hence this special subclass to accomodate them.
+class BookmarkPermanentNode : public BookmarkNode {
+ public:
+  // Creates a new node with |id| and |url|.
+  BookmarkPermanentNode(int64 id, const GURL& url, Profile* profile);
+
+  virtual ~BookmarkPermanentNode();
+  virtual bool IsVisible() const;
+
+ private:
+  Profile* profile_;
+
+  DISALLOW_COPY_AND_ASSIGN(BookmarkPermanentNode);
+};
+
 // BookmarkModel --------------------------------------------------------------
 
 // BookmarkModel provides a directed acyclic graph of URLs and folders.
 // Three graphs are provided for the three entry points: those on the 'bookmarks
 // bar', those in the 'other bookmarks' folder and those in the 'synced' folder.
 //
 // An observer may be attached to observe relevant events.
 //
 // You should NOT directly create a BookmarkModel, instead go through the
 // Profile.
@@ skipping 283 matching lines @@
   scoped_ptr<BookmarkIndex> index_;
 
   base::WaitableEvent loaded_signal_;
 
   scoped_ptr<BookmarkExpandedStateTracker> expanded_state_tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(BookmarkModel);
 };
 
 #endif  // CHROME_BROWSER_BOOKMARKS_BOOKMARK_MODEL_H_