chrome/browser/ui/cocoa/bookmarks/bookmark_bar_bridge.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 // C++ bridge class between Chromium and Cocoa to connect the
   6 // Bookmarks (model) with the Bookmark Bar (view).
   7 //
   8 // There is exactly one BookmarkBarBridge per BookmarkBarController /
   9 // BrowserWindowController / Browser.
  10
  11 #ifndef CHROME_BROWSER_UI_COCOA_BOOKMARKS_BOOKMARK_BAR_BRIDGE_H_
  12 #define CHROME_BROWSER_UI_COCOA_BOOKMARKS_BOOKMARK_BAR_BRIDGE_H_
  13
  14 #include "base/basictypes.h"
  15 #include "base/compiler_specific.h"
  16 #include "base/prefs/pref_change_registrar.h"
  17 #include "chrome/browser/bookmarks/bookmark_model_observer.h"
  18
  19 class Profile;
  20 @class BookmarkBarController;
  21
  22 class BookmarkBarBridge : public BookmarkModelObserver {
  23  public:
  24   BookmarkBarBridge(Profile* profile,
  25                     BookmarkBarController* controller,
  26                     BookmarkModel* model);
  27   virtual ~BookmarkBarBridge();
  28
  29   // Overridden from BookmarkModelObserver:
  30   virtual void BookmarkModelLoaded(BookmarkModel* model,
  31                                    bool ids_reassigned) OVERRIDE;
  32   virtual void BookmarkModelBeingDeleted(BookmarkModel* model) OVERRIDE;
  33   virtual void BookmarkNodeMoved(BookmarkModel* model,
  34                                  const BookmarkNode* old_parent,
  35                                  int old_index,
  36                                  const BookmarkNode* new_parent,
  37                                  int new_index) OVERRIDE;
  38   virtual void BookmarkNodeAdded(BookmarkModel* model,
  39                                  const BookmarkNode* parent,
  40                                  int index) OVERRIDE;
  41   virtual void BookmarkNodeRemoved(BookmarkModel* model,
  42                                    const BookmarkNode* parent,
  43                                    int old_index,
  44                                    const BookmarkNode* node) OVERRIDE;
  45   virtual void BookmarkAllNodesRemoved(BookmarkModel* model) OVERRIDE;
  46   virtual void BookmarkNodeChanged(BookmarkModel* model,
  47                                    const BookmarkNode* node) OVERRIDE;
  48   virtual void BookmarkNodeFaviconChanged(BookmarkModel* model,
  49                                           const BookmarkNode* node) OVERRIDE;
  50   virtual void BookmarkNodeChildrenReordered(BookmarkModel* model,
  51                                              const BookmarkNode* node) OVERRIDE;
  52   virtual void ExtensiveBookmarkChangesBeginning(BookmarkModel* model) OVERRIDE;
  53   virtual void ExtensiveBookmarkChangesEnded(BookmarkModel* model) OVERRIDE;
  54
  55  private:
  56   BookmarkBarController* controller_;  // weak; owns me
  57   BookmarkModel* model_;  // weak; it is owned by a Profile.
  58   bool batch_mode_;
  59
  60   // Needed to react to kShowAppsShortcutInBookmarkBar changes.
  61   PrefChangeRegistrar profile_pref_registrar_;
  62
  63   // Updates the visibility of the apps shortcut based on the pref value.
  64   void OnAppsPageShortcutVisibilityPrefChanged();
  65
  66   DISALLOW_COPY_AND_ASSIGN(BookmarkBarBridge);
  67 };
  68
  69 #endif  // CHROME_BROWSER_UI_COCOA_BOOKMARKS_BOOKMARK_BAR_BRIDGE_H_