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   ~CookiesTreeControllerBridge() override;
  18
  19   // TreeModelObserver:
  20   void TreeNodesAdded(ui::TreeModel* model,
  21                       ui::TreeModelNode* parent,
  22                       int start,
  23                       int count) override;
  24   void TreeNodesRemoved(ui::TreeModel* model,
  25                         ui::TreeModelNode* parent,
  26                         int start,
  27                         int count) override;
  28   void TreeNodeChanged(ui::TreeModel* model, ui::TreeModelNode* node) override;
  29
  30   CocoaCookieTreeNode* cocoa_model() const { return cocoa_model_.get(); }
  31
  32  private:
  33   // Creates a CocoaCookieTreeNode from a platform-independent one.
  34   // Return value is autoreleased. This creates child nodes recusively.
  35   CocoaCookieTreeNode* CocoaNodeFromTreeNode(ui::TreeModelNode* node);
  36
  37   // Finds the Cocoa model node based on a platform-independent one. This is
  38   // done by comparing the treeNode pointers. |start| is the node to start
  39   // searching at. If |start| is nil, the root is used.
  40   CocoaCookieTreeNode* FindCocoaNode(ui::TreeModelNode* node,
  41                                      CocoaCookieTreeNode* start);
  42
  43   // The C++ model that this observes.
  44   CookiesTreeModel* model_;  // weak
  45
  46   // A copy of the model using Cocoa objects instead of C++ ones.
  47   base::scoped_nsobject<CocoaCookieTreeNode> cocoa_model_;
  48 };
  49
  50 #endif  // CHROME_BROWSER_UI_COCOA_CONTENT_SETTINGS_COOKIES_TREE_CONTROLLER_BRIDGE_H_