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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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_CHROMEOS_INPUT_METHOD_INPUT_METHOD_SYNCER_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_SYNCER_H_ |
| 6 #define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_SYNCER_H_ | 6 #define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_SYNCER_H_ |
| 7 | 7 |
| 8 #include <memory> | 8 #include <memory> |
| 9 #include <string> | 9 #include <string> |
| 10 | 10 |
| 11 #include "base/memory/weak_ptr.h" | 11 #include "base/memory/weak_ptr.h" |
| 12 #include "components/prefs/pref_member.h" | 12 #include "components/prefs/pref_member.h" |
| 13 #include "components/syncable_prefs/pref_service_syncable_observer.h" | 13 #include "components/sync_preferences/pref_service_syncable_observer.h" |
| 14 #include "ui/base/ime/chromeos/input_method_manager.h" | 14 #include "ui/base/ime/chromeos/input_method_manager.h" |
| 15 | 15 |
| 16 namespace syncable_prefs { | 16 namespace sync_preferences { |
| 17 class PrefServiceSyncable; | 17 class PrefServiceSyncable; |
| 18 } | 18 } |
| 19 | 19 |
| 20 namespace user_prefs { | 20 namespace user_prefs { |
| 21 class PrefRegistrySyncable; | 21 class PrefRegistrySyncable; |
| 22 } | 22 } |
| 23 | 23 |
| 24 namespace chromeos { | 24 namespace chromeos { |
| 25 namespace input_method { | 25 namespace input_method { |
| 26 | 26 |
| 27 // Helper class to handle syncing of language and input method preferences. | 27 // Helper class to handle syncing of language and input method preferences. |
| 28 // Changes to local preferences are handed up to the sync server. But Chrome OS | 28 // Changes to local preferences are handed up to the sync server. But Chrome OS |
| 29 // should not locally apply the corresponding preferences from the sync server, | 29 // should not locally apply the corresponding preferences from the sync server, |
| 30 // except once: when the user first logs into the device. | 30 // except once: when the user first logs into the device. |
| 31 // Thus, the user's most recent changes to language and input method preferences | 31 // Thus, the user's most recent changes to language and input method preferences |
| 32 // will be brought down when signing in to a new device but not in future syncs. | 32 // will be brought down when signing in to a new device but not in future syncs. |
| 33 class InputMethodSyncer : public syncable_prefs::PrefServiceSyncableObserver { | 33 class InputMethodSyncer : public sync_preferences::PrefServiceSyncableObserver { |
| 34 public: | 34 public: |
| 35 InputMethodSyncer( | 35 InputMethodSyncer( |
| 36 syncable_prefs::PrefServiceSyncable* prefs, | 36 sync_preferences::PrefServiceSyncable* prefs, |
| 37 scoped_refptr<input_method::InputMethodManager::State> ime_state); | 37 scoped_refptr<input_method::InputMethodManager::State> ime_state); |
| 38 ~InputMethodSyncer() override; | 38 ~InputMethodSyncer() override; |
| 39 | 39 |
| 40 // Registers the syncable input method prefs. | 40 // Registers the syncable input method prefs. |
| 41 static void RegisterProfilePrefs( | 41 static void RegisterProfilePrefs( |
| 42 user_prefs::PrefRegistrySyncable* registry); | 42 user_prefs::PrefRegistrySyncable* registry); |
| 43 | 43 |
| 44 // Must be called after InputMethodSyncer is created. | 44 // Must be called after InputMethodSyncer is created. |
| 45 void Initialize(); | 45 void Initialize(); |
| 46 | 46 |
| (...skipping 11 matching lines...) Expand all Loading... |
| 58 const std::string& synced_pref, | 58 const std::string& synced_pref, |
| 59 const char* pref_name); | 59 const char* pref_name); |
| 60 | 60 |
| 61 // Sets prefs::kLanguagePreferredLanguages and sets |merging_| to false. | 61 // Sets prefs::kLanguagePreferredLanguages and sets |merging_| to false. |
| 62 void FinishMerge(const std::string& languages); | 62 void FinishMerge(const std::string& languages); |
| 63 | 63 |
| 64 // Callback method for preference changes. Updates the syncable prefs using | 64 // Callback method for preference changes. Updates the syncable prefs using |
| 65 // the local pref values. | 65 // the local pref values. |
| 66 void OnPreferenceChanged(const std::string& pref_name); | 66 void OnPreferenceChanged(const std::string& pref_name); |
| 67 | 67 |
| 68 // syncable_prefs::PrefServiceSyncableObserver implementation. | 68 // sync_preferences::PrefServiceSyncableObserver implementation. |
| 69 void OnIsSyncingChanged() override; | 69 void OnIsSyncingChanged() override; |
| 70 | 70 |
| 71 StringPrefMember preferred_languages_; | 71 StringPrefMember preferred_languages_; |
| 72 StringPrefMember preload_engines_; | 72 StringPrefMember preload_engines_; |
| 73 StringPrefMember enabled_extension_imes_; | 73 StringPrefMember enabled_extension_imes_; |
| 74 // These are syncable variants which don't change the device settings. We can | 74 // These are syncable variants which don't change the device settings. We can |
| 75 // set these to keep track of the user's most recent choices. That way, after | 75 // set these to keep track of the user's most recent choices. That way, after |
| 76 // the initial sync, we can add the user's synced choices to the values that | 76 // the initial sync, we can add the user's synced choices to the values that |
| 77 // have already been chosen at OOBE. | 77 // have already been chosen at OOBE. |
| 78 StringPrefMember preferred_languages_syncable_; | 78 StringPrefMember preferred_languages_syncable_; |
| 79 StringPrefMember preload_engines_syncable_; | 79 StringPrefMember preload_engines_syncable_; |
| 80 StringPrefMember enabled_extension_imes_syncable_; | 80 StringPrefMember enabled_extension_imes_syncable_; |
| 81 | 81 |
| 82 syncable_prefs::PrefServiceSyncable* prefs_; | 82 sync_preferences::PrefServiceSyncable* prefs_; |
| 83 scoped_refptr<input_method::InputMethodManager::State> ime_state_; | 83 scoped_refptr<input_method::InputMethodManager::State> ime_state_; |
| 84 | 84 |
| 85 // Used to ignore PrefChanged events while InputMethodManager is merging. | 85 // Used to ignore PrefChanged events while InputMethodManager is merging. |
| 86 bool merging_; | 86 bool merging_; |
| 87 | 87 |
| 88 base::WeakPtrFactory<InputMethodSyncer> weak_factory_; | 88 base::WeakPtrFactory<InputMethodSyncer> weak_factory_; |
| 89 }; | 89 }; |
| 90 | 90 |
| 91 } // namespace input_method | 91 } // namespace input_method |
| 92 } // namespace chromeos | 92 } // namespace chromeos |
| 93 | 93 |
| 94 #endif // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_SYNCER_H_ | 94 #endif // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_SYNCER_H_ |
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