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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | |
lpromero-g
2013/10/14 09:18:17
nit: No (c). Here and in every new file (also chec
noyau (Ping after 24h)
2013/10/14 23:59:39
Done.
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2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 #ifndef CHROME_BROWSER_BOOKMARKS_BOOKMARK_TAG_MODEL_H_ | |
sky
2013/10/11 21:57:41
nit: newline between 3/4.
noyau (Ping after 24h)
2013/10/14 23:59:39
Done.
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5 #define CHROME_BROWSER_BOOKMARKS_BOOKMARK_TAG_MODEL_H_ | |
6 | |
7 #include "chrome/browser/bookmarks/bookmark_model.h" | |
8 #include "chrome/browser/bookmarks/bookmark_model_observer.h" | |
9 | |
10 class BookmarkTagModelObserver; | |
11 | |
12 typedef string16 BookmarkTag; | |
13 | |
14 // BookmarTagModel provides a way to access and manipulate bookmarks in a non | |
sky
2013/10/11 21:57:41
nit: non-hierarchical
noyau (Ping after 24h)
2013/10/14 23:59:39
Done.
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15 // hierarchical way. It converts on demand the data from an existing | |
16 // BookmarkModel to its warped view of the world. It also uses the BookmarkModel | |
sky
2013/10/11 21:57:41
HAH! Please document better what 'warped view of t
noyau (Ping after 24h)
2013/10/14 23:59:39
Done.
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17 // for storage. | |
18 // | |
19 // BookmarkTagModel view the bookmarks as a flat list, and each one can be | |
20 // marked with a collection of tags. | |
21 // | |
22 // An observer may be attached to a BookmarkTagModel to observe relevant events. | |
23 // | |
24 class BookmarkTagModel : public BookmarkModelObserver { | |
25 public: | |
26 | |
27 // Used to sort bookmarks. | |
28 enum BookmarkOrdering { | |
sky
2013/10/11 21:57:41
Name enums as document in component: "enum values
noyau (Ping after 24h)
2013/10/14 23:59:39
Done.
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29 UNSORTED_BOOKMARK_ORDERING, // No sort applied. | |
30 TITLE_BOOKMARK_ORDERING, // Sort by title. | |
31 URL_BOOKMARK_ORDERING, // Sort by URL. | |
32 CREATION_TIME_BOOKMARK_ORDERING, // Sort by creation time. | |
33 }; | |
sky
2013/10/11 21:57:41
Is there a reason you baked sorting into these fun
noyau (Ping after 24h)
2013/10/14 23:59:39
I've removed the ordering for everything, includin
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34 | |
35 // Used to sort tags. | |
36 enum TagOrdering { | |
37 UNSORTED_TAG_ORDERING, // No sort applied. | |
38 MOST_USED_TAG_ORDERING, // Order by count of tagged bookmarks. | |
39 ALPHABETICAL_TAG_ORDERING, // Alphabetical order. | |
40 }; | |
41 | |
42 explicit BookmarkTagModel(BookmarkModel* bookmark_model); | |
43 virtual ~BookmarkTagModel(); | |
44 | |
45 // Returns true if the model finished loading. | |
46 bool loaded() const { return loaded_; } | |
47 | |
48 // Add and remove observers on this object. | |
49 void AddObserver(BookmarkTagModelObserver* observer); | |
50 void RemoveObserver(BookmarkTagModelObserver* observer); | |
51 | |
52 // Notifies the observers that an extensive set of changes is about to happen, | |
53 // such as during import or sync, so they can delay any expensive UI updates | |
54 // until it's finished. | |
55 void BeginExtensiveChanges(); | |
sky
2013/10/11 21:57:41
Can you hide these behind a scoper object that is
noyau (Ping after 24h)
2013/10/14 23:59:39
Done.
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56 void EndExtensiveChanges(); | |
57 | |
58 // Returns true if this bookmark model is currently in a mode where extensive | |
59 // changes might happen, such as for import and sync. This is helpful for | |
60 // observers that are created after the mode has started, and want to check | |
61 // state during their own initializer. | |
62 bool IsDoingExtensiveChanges() const; | |
63 | |
64 // Removes the given |BookmarkNode|. Observers are notified immediately. | |
65 void Remove(const BookmarkNode* bookmark); | |
66 | |
67 // Removes all the bookmark nodes. Observers are only notified when all nodes | |
68 // have been removed. There is no notification for individual node removals. | |
69 void RemoveAll(); | |
70 | |
71 // Returns the favicon for |node|. If the favicon has not yet been | |
72 // loaded it is loaded and the observer of the model notified when done. | |
73 const gfx::Image& GetFavicon(const BookmarkNode* bookmark); | |
74 | |
75 // Sets the title of |node|. | |
76 void SetTitle(const BookmarkNode* bookmark, const string16& title); | |
77 | |
78 // Sets the URL of |node|. | |
79 void SetURL(const BookmarkNode* bookmark, const GURL& url); | |
80 | |
81 // Sets the date added time of |node|. | |
82 void SetDateAdded(const BookmarkNode* bookmark, base::Time date_added); | |
83 | |
84 // Returns the most recently added bookmark for the |url|. Returns NULL if | |
85 // |url| is not bookmarked. | |
86 const BookmarkNode* GetMostRecentlyAddedBookmarkForURL(const GURL& url); | |
87 | |
88 // Creates a new bookmark. | |
89 const BookmarkNode* AddURL(const string16& title, | |
90 const GURL& url, | |
91 const std::set<BookmarkTag>& tags); | |
92 | |
93 // Adds the |tags| to the tag list of the |bookmark|. | |
94 void AddTagsToBookmark(const std::set<BookmarkTag>& tags, | |
95 const BookmarkNode* bookmark); | |
96 | |
97 // Same but to a whole collection of |bookmarks|. | |
98 void AddTagsToBookmarks(const std::set<BookmarkTag>& tags, | |
99 const std::set<const BookmarkNode*>& bookmarks); | |
100 | |
101 // Remove the |tags| from the tag list of the |bookmark|. If the bookmark | |
102 // is not tagged with one or more of the tags, these are ignored. | |
103 void RemoveTagsFromBookmark(const std::set<BookmarkTag>& tags, | |
104 const BookmarkNode* bookmark); | |
105 | |
106 // Same but to a whole collection of |bookmarks|. | |
107 void RemoveTagsFromBookmarks(const std::set<BookmarkTag>& tags, | |
108 const std::set<const BookmarkNode*>& bookmarks); | |
109 | |
110 // Returns all the tags set on a specific |bookmark|. | |
111 std::set<BookmarkTag> AllTagsForBookmark(const BookmarkNode* bookmark); | |
sky
2013/10/11 21:57:41
GetTagsForBookmark?
noyau (Ping after 24h)
2013/10/14 23:59:39
Done.
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112 | |
113 // Returns the bookmarks marked with all the given |tags| sorted with the | |
114 // specified |ordering|. | |
115 std::vector<const BookmarkNode*> BookmarksForTags( | |
116 const std::set<BookmarkTag>& tags, BookmarkOrdering ordering); | |
sky
2013/10/11 21:57:41
nit: when you wrap, one line per param.
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117 | |
118 // Returns the bookmarks marked with the given |tag| sorted with the specified | |
119 // |ordering|. | |
120 std::vector<const BookmarkNode*> BookmarksForTag(const BookmarkTag& tag, | |
121 BookmarkOrdering ordering); | |
122 | |
123 // Returns all tags related to the parent |tag|. If |tag| is null this method | |
124 // will returns and sort all tags in the system. A related tag is a tag used | |
125 // on one or more of the bookmarks tagged with |tag|. | |
126 std::vector<BookmarkTag> TagsRelatedToTag(const BookmarkTag& tag, | |
127 TagOrdering ordering); | |
128 | |
129 // All the BookmarkModelObserver methods. See there for details. | |
130 virtual void Loaded(BookmarkModel* model, bool ids_reassigned) OVERRIDE; | |
131 virtual void BookmarkModelBeingDeleted(BookmarkModel* model) OVERRIDE; | |
132 virtual void BookmarkNodeMoved(BookmarkModel* model, | |
133 const BookmarkNode* old_parent, | |
134 int old_index, | |
135 const BookmarkNode* new_parent, | |
136 int new_index) OVERRIDE; | |
137 virtual void BookmarkNodeAdded(BookmarkModel* model, | |
138 const BookmarkNode* parent, | |
139 int index) OVERRIDE; | |
140 virtual void OnWillRemoveBookmarks(BookmarkModel* model, | |
141 const BookmarkNode* parent, | |
142 int old_index, | |
143 const BookmarkNode* node) OVERRIDE; | |
144 virtual void BookmarkNodeRemoved(BookmarkModel* model, | |
145 const BookmarkNode* parent, | |
146 int old_index, | |
147 const BookmarkNode* node) OVERRIDE; | |
148 virtual void OnWillChangeBookmarkNode(BookmarkModel* model, | |
149 const BookmarkNode* node) OVERRIDE; | |
150 virtual void BookmarkNodeChanged(BookmarkModel* model, | |
151 const BookmarkNode* node) OVERRIDE; | |
152 virtual void OnWillChangeBookmarkMetaInfo(BookmarkModel* model, | |
153 const BookmarkNode* node) OVERRIDE; | |
154 virtual void BookmarkMetaInfoChanged(BookmarkModel* model, | |
155 const BookmarkNode* node) OVERRIDE; | |
156 virtual void BookmarkNodeFaviconChanged(BookmarkModel* model, | |
157 const BookmarkNode* node) OVERRIDE; | |
158 virtual void OnWillReorderBookmarkNode(BookmarkModel* model, | |
159 const BookmarkNode* node) OVERRIDE; | |
160 virtual void BookmarkNodeChildrenReordered(BookmarkModel* model, | |
161 const BookmarkNode* node) OVERRIDE; | |
162 virtual void ExtensiveBookmarkChangesBeginning(BookmarkModel* model) OVERRIDE; | |
163 virtual void ExtensiveBookmarkChangesEnded(BookmarkModel* model) OVERRIDE; | |
164 virtual void OnWillRemoveAllBookmarks(BookmarkModel* model) OVERRIDE; | |
165 virtual void BookmarkAllNodesRemoved(BookmarkModel* model) OVERRIDE; | |
166 | |
167 private: | |
168 // The tags are currently stored in the BookmarkNode's metaInfo in JSON | |
169 // format. This method extracts the info from there and returns it in | |
170 // digestible format. | |
171 // If the Bookmark was never tagged before it is implicitely tagged with the | |
172 // title of all its ancestors in the BookmarkModel. | |
173 std::set<BookmarkTag> ExtractTagsFromBookmark(const BookmarkNode *bookmark); | |
174 | |
175 // Encode the tags in a format suitable for the BookmarkNode's metaInfo and | |
176 // set or replace the value. | |
177 void ReplaceTagsOnBookmark(const std::set<BookmarkTag>& tags, | |
sky
2013/10/11 21:57:41
nit: SetTagsOnBookmark ?
noyau (Ping after 24h)
2013/10/14 23:59:39
Done.
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178 const BookmarkNode* bookmark); | |
179 | |
180 // Build the caches of tag to bookmarks and bookmarks to tag for faster | |
181 // access to the data. Load() is called from the constructor if possible, or | |
182 // as soon as possible after that. | |
183 void Load(); | |
184 | |
185 // Clear the local cache of all mentions of |bookmark|. | |
186 void RemoveBookmark(const BookmarkNode* bookmark); | |
187 | |
188 // Extract the tags from |bookmark| and insert it in the local cache. | |
189 void LoadBookmark(const BookmarkNode* bookmark); | |
190 | |
191 // The model from where the data is permanently stored. | |
192 BookmarkModel *bookmark_model_; | |
193 | |
194 // True if the model is fully loaded. | |
195 bool loaded_; | |
196 | |
197 // The observers. | |
198 ObserverList<BookmarkTagModelObserver> observers_; | |
199 | |
200 // Local cache for quick access. | |
201 std::map<const BookmarkTag, std::set<const BookmarkNode*> > tag_to_bookmarks_; | |
202 std::map<const BookmarkNode*, std::set<BookmarkTag> > bookmark_to_tags_; | |
203 | |
204 // Set to true during the creation of a new bookmark in order to send only the | |
205 // proper notification. | |
206 bool inhibit_change_notifications_; | |
207 }; | |
sky
2013/10/11 21:57:41
DISALLOW...
noyau (Ping after 24h)
2013/10/14 23:59:39
Done.
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208 | |
209 #endif // CHROME_BROWSER_BOOKMARKS_BOOKMARK_TAG_MODEL_H_ | |
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