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1 // Copyright (c) 2011 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_WEBUI_NTP_BOOKMARKS_HANDLER_H_ | |
6 #define CHROME_BROWSER_UI_WEBUI_NTP_BOOKMARKS_HANDLER_H_ | |
7 #pragma once | |
8 | |
9 #include "chrome/browser/bookmarks/bookmark_model_observer.h" | |
10 #include "content/browser/webui/web_ui.h" | |
11 | |
12 class PrefService; | |
13 | |
14 // The handler for Javascript messages related to the "bookmarks" view. | |
15 class BookmarksHandler : public WebUIMessageHandler, | |
16 public BookmarkModelObserver { | |
17 public: | |
18 explicit BookmarksHandler(); | |
19 virtual ~BookmarksHandler(); | |
20 | |
21 // WebUIMessageHandler implementation. | |
22 virtual WebUIMessageHandler* Attach(WebUI* web_ui) OVERRIDE; | |
23 virtual void RegisterMessages() OVERRIDE; | |
24 | |
25 // BookmarkModelObserver implementation. | |
26 virtual void Loaded(BookmarkModel* model, bool ids_reassigned) OVERRIDE; | |
27 virtual void BookmarkModelBeingDeleted(BookmarkModel* model) OVERRIDE; | |
28 virtual void BookmarkNodeMoved(BookmarkModel* model, | |
29 const BookmarkNode* old_parent, | |
30 int old_index, | |
31 const BookmarkNode* new_parent, | |
32 int new_index) OVERRIDE; | |
33 virtual void BookmarkNodeAdded(BookmarkModel* model, | |
34 const BookmarkNode* parent, | |
35 int index) OVERRIDE; | |
36 virtual void BookmarkNodeRemoved(BookmarkModel* model, | |
37 const BookmarkNode* parent, | |
38 int old_index, | |
39 const BookmarkNode* node) OVERRIDE; | |
40 virtual void BookmarkNodeChanged(BookmarkModel* model, | |
41 const BookmarkNode* node) OVERRIDE; | |
42 virtual void BookmarkNodeFaviconChanged(BookmarkModel* model, | |
43 const BookmarkNode* node) OVERRIDE; | |
44 virtual void BookmarkNodeChildrenReordered(BookmarkModel* model, | |
45 const BookmarkNode* node) OVERRIDE; | |
46 virtual void BookmarkImportBeginning(BookmarkModel* model) OVERRIDE; | |
47 virtual void BookmarkImportEnding(BookmarkModel* model) OVERRIDE; | |
48 | |
49 // Callback for the "createBookmark" message. This handler could be sent as | |
50 // many as four arguments. The first argument is a stringified int64 with the | |
51 // parent ID of the node we're going to create the bookmark in. The additional | |
52 // 3 optional parameters start with an integer index denoting where the | |
53 // bookmark is relative to its siblings, a string for the title (which is | |
54 // otherwise blank), and a string of the url (without this we interpret as a | |
55 // folder). | |
56 void HandleCreateBookmark(const base::ListValue* args); | |
57 | |
58 // Callback for the "getBoomarksData" message. | |
59 void HandleGetBookmarksData(const base::ListValue* args); | |
60 | |
61 // Callback for the "moveBookmark" message. The arguments passed to this | |
62 // handler are the bookmark ID (as a string to be converted to int64), parent | |
63 // ID (as a string to be converted to int64), and index to be inserted into | |
64 // that level. | |
65 void HandleMoveBookmark(const base::ListValue* args); | |
66 | |
67 // Callback for the "removeBookmark" message. The argument passed to this | |
68 // handler is a stringified int64 bookmark ID of the node we want to delete | |
69 // (can be either a bookmark or a folder). | |
70 void HandleRemoveBookmark(const base::ListValue* args); | |
71 | |
72 // Convert a BookMark node into a DictionaryValue representation. | |
73 base::DictionaryValue* GetNodeDictionary(const BookmarkNode* node); | |
74 | |
75 // Add a dictionary representation of |node| to the ListValue. | |
76 void AddNode(const BookmarkNode* node, base::ListValue* list); | |
77 | |
78 // Register NTP preferences. | |
79 static void RegisterUserPrefs(PrefService* prefs); | |
80 | |
81 private: | |
82 // A weak reference to the current bookmarks model. | |
83 BookmarkModel* model_; // weak | |
84 | |
85 // True if the DOM layer is ready. | |
86 bool dom_ready_; | |
87 | |
88 // True when we are handling a chrome.send call. | |
89 bool from_current_page_; | |
90 | |
91 DISALLOW_COPY_AND_ASSIGN(BookmarksHandler); | |
92 }; | |
93 | |
94 #endif // CHROME_BROWSER_UI_WEBUI_NTP_BOOKMARKS_HANDLER_H_ | |
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