chrome/browser/ui/cocoa/content_settings/cookies_tree_controller_bridge.h

   1 // Copyright 2014 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 #ifndef CHROME_BROWSER_UI_COCOA_CONTENT_SETTINGS_COOKIES_TREE_CONTROLLER_BRIDGE_H_
   6 #define CHROME_BROWSER_UI_COCOA_CONTENT_SETTINGS_COOKIES_TREE_CONTROLLER_BRIDGE_H_
   7
   8 #import <Cocoa/Cocoa.h>
   9
  10 #import "base/mac/scoped_nsobject.h"
  11 #include "chrome/browser/browsing_data/cookies_tree_model.h"
  12 #import "chrome/browser/ui/cocoa/content_settings/cookie_tree_node.h"
  13
  14 class CookiesTreeControllerBridge : public ui::TreeModelObserver {
  15  public:
  16   explicit CookiesTreeControllerBridge(CookiesTreeModel* model);
  17   virtual ~CookiesTreeControllerBridge();
  18
  19   // TreeModelObserver:
  20   virtual void TreeNodesAdded(ui::TreeModel* model,
  21                               ui::TreeModelNode* parent,
  22                               int start,
  23                               int count) OVERRIDE;
  24   virtual void TreeNodesRemoved(ui::TreeModel* model,
  25                                 ui::TreeModelNode* parent,
  26                                 int start,
  27                                 int count) OVERRIDE;
  28   virtual void TreeNodeChanged(ui::TreeModel* model,
  29                                ui::TreeModelNode* node) OVERRIDE;
  30
  31   CocoaCookieTreeNode* cocoa_model() const { return cocoa_model_.get(); }
  32
  33  private:
  34   // Creates a CocoaCookieTreeNode from a platform-independent one.
  35   // Return value is autoreleased. This creates child nodes recusively.
  36   CocoaCookieTreeNode* CocoaNodeFromTreeNode(ui::TreeModelNode* node);
  37
  38   // Finds the Cocoa model node based on a platform-independent one. This is
  39   // done by comparing the treeNode pointers. |start| is the node to start
  40   // searching at. If |start| is nil, the root is used.
  41   CocoaCookieTreeNode* FindCocoaNode(ui::TreeModelNode* node,
  42                                      CocoaCookieTreeNode* start);
  43
  44   // The C++ model that this observes.
  45   CookiesTreeModel* model_;  // weak
  46
  47   // A copy of the model using Cocoa objects instead of C++ ones.
  48   base::scoped_nsobject<CocoaCookieTreeNode> cocoa_model_;
  49 };
  50
  51 #endif  // CHROME_BROWSER_UI_COCOA_CONTENT_SETTINGS_COOKIES_TREE_CONTROLLER_BRIDGE_H_