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| 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. | |
| 4 | |
| 5 #include "chrome/browser/spellchecker/spellcheck_host.h" | |
| 6 | |
| 7 #include "base/string_split.h" | |
| 8 #include "base/synchronization/waitable_event.h" | |
| 9 #include "chrome/browser/api/prefs/pref_member.h" | |
| 10 #include "chrome/browser/prefs/pref_service.h" | |
| 11 #include "chrome/browser/profiles/profile.h" | |
| 12 #include "chrome/browser/spellchecker/spellcheck_host_impl.h" | |
| 13 #include "chrome/browser/spellchecker/spellcheck_platform_mac.h" | |
| 14 #include "chrome/common/pref_names.h" | |
| 15 #include "chrome/common/spellcheck_common.h" | |
| 16 | |
| 17 using content::BrowserThread; | |
| 18 | |
| 19 namespace { | |
| 20 | |
| 21 // An event used by browser tests to receive status events from this class and | |
| 22 // its derived classes. | |
| 23 base::WaitableEvent* g_status_event = NULL; | |
| 24 SpellCheckHost::EventType g_status_type = SpellCheckHost::BDICT_NOTINITIALIZED; | |
| 25 | |
| 26 } // namespace | |
| 27 | |
| 28 // static | |
| 29 SpellCheckHost* SpellCheckHost::Create( | |
| 30 SpellCheckProfileProvider* profile, | |
| 31 const std::string& language, | |
| 32 net::URLRequestContextGetter* request_context_getter, | |
| 33 SpellCheckHostMetrics* metrics) { | |
| 34 SpellCheckHostImpl* host = | |
| 35 new SpellCheckHostImpl(profile, language, request_context_getter, | |
| 36 metrics); | |
| 37 if (!host) | |
| 38 return NULL; | |
| 39 | |
| 40 host->Initialize(); | |
| 41 return host; | |
| 42 } | |
| 43 | |
| 44 // static | |
| 45 int SpellCheckHost::GetSpellCheckLanguages( | |
| 46 Profile* profile, | |
| 47 std::vector<std::string>* languages) { | |
| 48 StringPrefMember accept_languages_pref; | |
| 49 StringPrefMember dictionary_language_pref; | |
| 50 accept_languages_pref.Init(prefs::kAcceptLanguages, profile->GetPrefs(), | |
| 51 NULL); | |
| 52 dictionary_language_pref.Init(prefs::kSpellCheckDictionary, | |
| 53 profile->GetPrefs(), NULL); | |
| 54 std::string dictionary_language = dictionary_language_pref.GetValue(); | |
| 55 | |
| 56 // Now scan through the list of accept languages, and find possible mappings | |
| 57 // from this list to the existing list of spell check languages. | |
| 58 std::vector<std::string> accept_languages; | |
| 59 | |
| 60 #if defined(OS_MACOSX) | |
| 61 if (spellcheck_mac::SpellCheckerAvailable()) | |
| 62 spellcheck_mac::GetAvailableLanguages(&accept_languages); | |
| 63 else | |
| 64 base::SplitString(accept_languages_pref.GetValue(), ',', &accept_languages); | |
| 65 #else | |
| 66 base::SplitString(accept_languages_pref.GetValue(), ',', &accept_languages); | |
| 67 #endif // !OS_MACOSX | |
| 68 | |
| 69 GetSpellCheckLanguagesFromAcceptLanguages( | |
| 70 accept_languages, dictionary_language, languages); | |
| 71 | |
| 72 for (size_t i = 0; i < languages->size(); ++i) { | |
| 73 if ((*languages)[i] == dictionary_language) | |
| 74 return i; | |
| 75 } | |
| 76 return -1; | |
| 77 } | |
| 78 | |
| 79 // static | |
| 80 void SpellCheckHost::GetSpellCheckLanguagesFromAcceptLanguages( | |
| 81 const std::vector<std::string>& accept_languages, | |
| 82 const std::string& dictionary_language, | |
| 83 std::vector<std::string>* languages) { | |
| 84 // The current dictionary language should be there. | |
| 85 languages->push_back(dictionary_language); | |
| 86 | |
| 87 for (std::vector<std::string>::const_iterator i = accept_languages.begin(); | |
| 88 i != accept_languages.end(); ++i) { | |
| 89 std::string language = | |
| 90 chrome::spellcheck_common::GetCorrespondingSpellCheckLanguage(*i); | |
| 91 if (!language.empty() && | |
| 92 std::find(languages->begin(), languages->end(), language) == | |
| 93 languages->end()) { | |
| 94 languages->push_back(language); | |
| 95 } | |
| 96 } | |
| 97 } | |
| 98 | |
| 99 // static | |
| 100 bool SpellCheckHost::SignalStatusEvent(SpellCheckHost::EventType status_type) { | |
| 101 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); | |
| 102 | |
| 103 if (!g_status_event) | |
| 104 return false; | |
| 105 g_status_type = status_type; | |
| 106 g_status_event->Signal(); | |
| 107 return true; | |
| 108 } | |
| 109 | |
| 110 // static | |
| 111 void SpellCheckHost::AttachStatusEvent(base::WaitableEvent* status_event) { | |
| 112 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
| 113 | |
| 114 g_status_event = status_event; | |
| 115 } | |
| 116 | |
| 117 // static | |
| 118 SpellCheckHost::EventType SpellCheckHost::WaitStatusEvent() { | |
| 119 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
| 120 | |
| 121 if (g_status_event) | |
| 122 g_status_event->Wait(); | |
| 123 return g_status_type; | |
| 124 } | |
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Chromium Code Reviews
Issue 11416297:
[Spellcheck] remove dead file (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src