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.
5 #ifndef CHROME_BROWSER_UI_BOOKMARKS_RECENTLY_USED_FOLDERS_COMBO_MODEL_H_
6 #define CHROME_BROWSER_UI_BOOKMARKS_RECENTLY_USED_FOLDERS_COMBO_MODEL_H_
10 #include "base/basictypes.h"
11 #include "base/compiler_specific.h"
12 #include "base/observer_list.h"
13 #include "components/bookmarks/browser/bookmark_model_observer.h"
14 #include "ui/base/models/combobox_model.h"
19 // Model for the combobox showing the list of folders to choose from. The
20 // list always contains the Bookmarks Bar, Other Bookmarks and the parent
21 // folder. The list also contains an extra item that shows the text
22 // "Choose Another Folder...".
23 class RecentlyUsedFoldersComboModel : public ui::ComboboxModel,
24 public BookmarkModelObserver {
26 RecentlyUsedFoldersComboModel(BookmarkModel* model, const BookmarkNode* node);
27 ~RecentlyUsedFoldersComboModel() override;
29 // Overridden from ui::ComboboxModel:
30 int GetItemCount() const override;
31 base::string16 GetItemAt(int index) override;
32 bool IsItemSeparatorAt(int index) override;
33 int GetDefaultIndex() const override;
34 void AddObserver(ui::ComboboxModelObserver* observer) override;
35 void RemoveObserver(ui::ComboboxModelObserver* observer) override;
37 // Overriden from BookmarkModelObserver:
38 void BookmarkModelLoaded(BookmarkModel* model, bool ids_reassigned) override;
39 void BookmarkModelBeingDeleted(BookmarkModel* model) override;
40 void BookmarkNodeMoved(BookmarkModel* model,
41 const BookmarkNode* old_parent,
43 const BookmarkNode* new_parent,
44 int new_index) override;
45 void BookmarkNodeAdded(BookmarkModel* model,
46 const BookmarkNode* parent,
48 void OnWillRemoveBookmarks(BookmarkModel* model,
49 const BookmarkNode* parent,
51 const BookmarkNode* node) override;
52 void BookmarkNodeRemoved(BookmarkModel* model,
53 const BookmarkNode* parent,
55 const BookmarkNode* node,
56 const std::set<GURL>& removed_urls) override;
57 void BookmarkNodeChanged(BookmarkModel* model,
58 const BookmarkNode* node) override;
59 void BookmarkNodeFaviconChanged(BookmarkModel* model,
60 const BookmarkNode* node) override;
61 void BookmarkNodeChildrenReordered(BookmarkModel* model,
62 const BookmarkNode* node) override;
63 void BookmarkAllUserNodesRemoved(BookmarkModel* model,
64 const std::set<GURL>& removed_urls) override;
66 // If necessary this function moves |node| into the corresponding folder for
67 // the given |selected_index|.
68 void MaybeChangeParent(const BookmarkNode* node, int selected_index);
71 // Returns the node at the specified |index|.
72 const BookmarkNode* GetNodeAt(int index);
74 // Removes |node| from |items_|. Does nothing if |node| is not in |items_|.
75 void RemoveNode(const BookmarkNode* node);
78 std::vector<Item> items_;
80 BookmarkModel* bookmark_model_;
82 // The index of the original parent folder.
83 int node_parent_index_;
85 ObserverList<ui::ComboboxModelObserver> observers_;
87 DISALLOW_COPY_AND_ASSIGN(RecentlyUsedFoldersComboModel);
90 #endif // CHROME_BROWSER_UI_BOOKMARKS_RECENTLY_USED_FOLDERS_COMBO_MODEL_H_