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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_SPELLCHECKER_SPELLCHECK_HOST_IMPL_H_ | 5 #ifndef CHROME_BROWSER_SPELLCHECKER_SPELLCHECK_HOST_IMPL_H_ |
6 #define CHROME_BROWSER_SPELLCHECKER_SPELLCHECK_HOST_IMPL_H_ | 6 #define CHROME_BROWSER_SPELLCHECKER_SPELLCHECK_HOST_IMPL_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <string> | 9 #include <string> |
10 #include <vector> | 10 #include <vector> |
11 | 11 |
12 #include "base/file_path.h" | 12 #include "base/file_path.h" |
13 #include "base/memory/scoped_ptr.h" | 13 #include "base/memory/scoped_ptr.h" |
14 #include "chrome/browser/spellchecker/spellcheck_host.h" | 14 #include "chrome/browser/spellchecker/spellcheck_host.h" |
15 #include "chrome/browser/spellchecker/spellcheck_profile_provider.h" | 15 #include "chrome/browser/spellchecker/spellcheck_profile_provider.h" |
16 #include "content/common/net/url_fetcher.h" | 16 #include "content/public/common/url_fetcher_delegate.h" |
17 #include "content/public/browser/notification_observer.h" | 17 #include "content/public/browser/notification_observer.h" |
18 #include "content/public/browser/notification_registrar.h" | 18 #include "content/public/browser/notification_registrar.h" |
19 | 19 |
20 // This class implements the SpellCheckHost interface to provide the | 20 // This class implements the SpellCheckHost interface to provide the |
21 // functionalities listed below: | 21 // functionalities listed below: |
22 // * Adding a word to the custom dictionary; | 22 // * Adding a word to the custom dictionary; |
23 // * Storing the custom dictionary to the file, and read it back | 23 // * Storing the custom dictionary to the file, and read it back |
24 // from the file during the initialization. | 24 // from the file during the initialization. |
25 // * Downloading a dictionary and map it for the renderer, and; | 25 // * Downloading a dictionary and map it for the renderer, and; |
26 // * Calling the platform spellchecker attached to the browser; | 26 // * Calling the platform spellchecker attached to the browser; |
27 // | 27 // |
28 // To download a dictionary and initialize it without blocking the UI thread, | 28 // To download a dictionary and initialize it without blocking the UI thread, |
29 // this class also implements the URLFetcher::Delegate() interface. This | 29 // this class also implements the URLFetcher::Delegate() interface. This |
30 // initialization status is notified to the UI thread through the | 30 // initialization status is notified to the UI thread through the |
31 // SpellCheckProfileProvider interface. | 31 // SpellCheckProfileProvider interface. |
32 // | 32 // |
33 // We expect a profile creates an instance of this class through a factory | 33 // We expect a profile creates an instance of this class through a factory |
34 // method, SpellCheckHost::Create() and uses only the SpellCheckHost interface | 34 // method, SpellCheckHost::Create() and uses only the SpellCheckHost interface |
35 // provided by this class. | 35 // provided by this class. |
36 // spell_check_host_ = SpellCheckHost::Create(...) | 36 // spell_check_host_ = SpellCheckHost::Create(...) |
37 // | 37 // |
38 // Available languages for the checker, which we need to specify via Create(), | 38 // Available languages for the checker, which we need to specify via Create(), |
39 // can be listed using SpellCheckHost::GetAvailableLanguages() static method. | 39 // can be listed using SpellCheckHost::GetAvailableLanguages() static method. |
40 class SpellCheckHostImpl : public SpellCheckHost, | 40 class SpellCheckHostImpl : public SpellCheckHost, |
41 public URLFetcher::Delegate, | 41 public content::URLFetcherDelegate, |
42 public content::NotificationObserver { | 42 public content::NotificationObserver { |
43 public: | 43 public: |
44 SpellCheckHostImpl(SpellCheckProfileProvider* profile, | 44 SpellCheckHostImpl(SpellCheckProfileProvider* profile, |
45 const std::string& language, | 45 const std::string& language, |
46 net::URLRequestContextGetter* request_context_getter, | 46 net::URLRequestContextGetter* request_context_getter, |
47 SpellCheckHostMetrics* metrics); | 47 SpellCheckHostMetrics* metrics); |
48 | 48 |
49 void Initialize(); | 49 void Initialize(); |
50 | 50 |
51 // SpellCheckHost implementation | 51 // SpellCheckHost implementation |
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95 // Write a custom dictionary addition to disk. | 95 // Write a custom dictionary addition to disk. |
96 void WriteWordToCustomDictionary(const std::string& word); | 96 void WriteWordToCustomDictionary(const std::string& word); |
97 | 97 |
98 // Returns a metrics counter associated with this object, | 98 // Returns a metrics counter associated with this object, |
99 // or null when metrics recording is disabled. | 99 // or null when metrics recording is disabled. |
100 virtual SpellCheckHostMetrics* GetMetrics() const; | 100 virtual SpellCheckHostMetrics* GetMetrics() const; |
101 | 101 |
102 // Returns true if the dictionary is ready to use. | 102 // Returns true if the dictionary is ready to use. |
103 virtual bool IsReady() const; | 103 virtual bool IsReady() const; |
104 | 104 |
105 // URLFetcher::Delegate implementation. Called when we finish downloading the | 105 // content::URLFetcherDelegate implementation. Called when we finish |
106 // spellcheck dictionary; saves the dictionary to |data_|. | 106 // downloading the spellcheck dictionary; saves the dictionary to |data_|. |
107 virtual void OnURLFetchComplete(const URLFetcher* source, | 107 virtual void OnURLFetchComplete(const URLFetcher* source); |
108 const GURL& url, | |
109 const net::URLRequestStatus& status, | |
110 int response_code, | |
111 const net::ResponseCookies& cookies, | |
112 const std::string& data); | |
113 | 108 |
114 // NotificationProfile implementation. | 109 // NotificationProfile implementation. |
115 virtual void Observe(int type, | 110 virtual void Observe(int type, |
116 const content::NotificationSource& source, | 111 const content::NotificationSource& source, |
117 const content::NotificationDetails& details); | 112 const content::NotificationDetails& details); |
118 | 113 |
119 // Saves |data_| to disk. Run on the file thread. | 114 // Saves |data_| to disk. Run on the file thread. |
120 void SaveDictionaryData(); | 115 void SaveDictionaryData(); |
121 | 116 |
122 // Verifies the specified BDict file exists and it is sane. This function | 117 // Verifies the specified BDict file exists and it is sane. This function |
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158 | 153 |
159 content::NotificationRegistrar registrar_; | 154 content::NotificationRegistrar registrar_; |
160 | 155 |
161 // An optional metrics counter given by the constructor. | 156 // An optional metrics counter given by the constructor. |
162 SpellCheckHostMetrics* metrics_; | 157 SpellCheckHostMetrics* metrics_; |
163 | 158 |
164 DISALLOW_COPY_AND_ASSIGN(SpellCheckHostImpl); | 159 DISALLOW_COPY_AND_ASSIGN(SpellCheckHostImpl); |
165 }; | 160 }; |
166 | 161 |
167 #endif // CHROME_BROWSER_SPELLCHECKER_SPELLCHECK_HOST_IMPL_H_ | 162 #endif // CHROME_BROWSER_SPELLCHECKER_SPELLCHECK_HOST_IMPL_H_ |
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