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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_HISTORY_HISTORY_PUBLISHER_H_ | |
6 #define CHROME_BROWSER_HISTORY_HISTORY_PUBLISHER_H_ | |
7 | |
8 #include <vector> | |
9 | |
10 #include "base/basictypes.h" | |
11 #include "base/strings/string16.h" | |
12 | |
13 #if defined(OS_WIN) | |
14 #include "base/win/scoped_com_initializer.h" | |
15 #include "base/win/scoped_comptr.h" | |
16 #include "history_indexer.h" | |
17 #endif | |
18 | |
19 // TODO(shess): HistoryPublisher is being deprecated. I am still | |
20 // trying to track down who depends on it, meanwhile talk to me | |
21 // before removing interactions with it. | |
22 | |
23 class GURL; | |
24 | |
25 namespace base { | |
26 class Time; | |
27 } | |
28 | |
29 namespace history { | |
30 | |
31 class HistoryPublisher { | |
32 public: | |
33 HistoryPublisher(); | |
34 ~HistoryPublisher(); | |
35 | |
36 // Must call this function to complete initialization. Returns true if we | |
37 // need to publish data to any indexers registered with us. Returns false if | |
38 // there are none registered. On false, no other function should be called. | |
39 bool Init(); | |
40 | |
41 void PublishPageContent(const base::Time& time, const GURL& url, | |
42 const string16& title, | |
43 const string16& contents) const; | |
44 | |
45 private: | |
46 struct PageData { | |
47 const base::Time& time; | |
48 const GURL& url; | |
49 const char16* html; | |
50 const char16* title; | |
51 }; | |
52 | |
53 void PublishDataToIndexers(const PageData& page_data) const; | |
54 | |
55 #if defined(OS_WIN) | |
56 // Initializes the indexer_list_ with the list of indexers that registered | |
57 // with us to index history. Returns true if there are any registered. | |
58 bool ReadRegisteredIndexersFromRegistry(); | |
59 | |
60 // Converts time represented by the Time class object to variant time in UTC. | |
61 // Returns '0' if the time object is NULL. | |
62 static double TimeToUTCVariantTime(const base::Time& time); | |
63 | |
64 typedef std::vector< base::win::ScopedComPtr< | |
65 IChromeHistoryIndexer> > IndexerList; | |
66 | |
67 // The list of indexers registered to receive history data from us. | |
68 IndexerList indexers_; | |
69 | |
70 // The Registry key under HKCU where the indexers need to register their | |
71 // CLSID. | |
72 static const wchar_t* const kRegKeyRegisteredIndexersInfo; | |
73 | |
74 base::win::ScopedCOMInitializer com_initializer_; | |
75 #endif | |
76 | |
77 // The format of the thumbnail we pass to indexers. | |
78 static const char* const kThumbnailImageFormat; | |
79 | |
80 DISALLOW_COPY_AND_ASSIGN(HistoryPublisher); | |
81 }; | |
82 | |
83 } // namespace history | |
84 | |
85 #endif // CHROME_BROWSER_HISTORY_HISTORY_PUBLISHER_H_ | |
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