| OLD | NEW |
| (Empty) |
| 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 // This class implements a simplified and much stripped down version of | |
| 6 // Chrome's app/resource_bundle machinery. It notably avoids unwanted | |
| 7 // dependencies on things like Skia. | |
| 8 // | |
| 9 | |
| 10 #ifndef CHROME_FRAME_SIMPLE_RESOURCE_LOADER_H_ | |
| 11 #define CHROME_FRAME_SIMPLE_RESOURCE_LOADER_H_ | |
| 12 | |
| 13 #include <windows.h> | |
| 14 #include <string> | |
| 15 #include <vector> | |
| 16 | |
| 17 #include "base/files/file_path.h" | |
| 18 #include "base/gtest_prod_util.h" | |
| 19 #include "base/memory/singleton.h" | |
| 20 | |
| 21 namespace ui { | |
| 22 class DataPack; | |
| 23 } // namespace ui | |
| 24 | |
| 25 class SimpleResourceLoader { | |
| 26 public: | |
| 27 | |
| 28 static SimpleResourceLoader* GetInstance(); | |
| 29 | |
| 30 // Returns the language tag for the active language. | |
| 31 static std::wstring GetLanguage(); | |
| 32 | |
| 33 // Helper method to return the string resource identified by message_id | |
| 34 // from the currently loaded locale dll. | |
| 35 static std::wstring Get(int message_id); | |
| 36 | |
| 37 // Retrieves the HINSTANCE of the loaded module handle. May be NULL if a | |
| 38 // resource DLL could not be loaded. | |
| 39 HMODULE GetResourceModuleHandle(); | |
| 40 | |
| 41 // Retrieves the preferred languages for the current thread, adding them to | |
| 42 // |language_tags|. | |
| 43 static void GetPreferredLanguages(std::vector<std::wstring>* language_tags); | |
| 44 | |
| 45 // Populates |locales_path| with the path to the "Locales" directory. | |
| 46 static void DetermineLocalesDirectory(base::FilePath* locales_path); | |
| 47 | |
| 48 // Returns false if |language_tag| is malformed. | |
| 49 static bool IsValidLanguageTag(const std::wstring& language_tag); | |
| 50 | |
| 51 private: | |
| 52 SimpleResourceLoader(); | |
| 53 ~SimpleResourceLoader(); | |
| 54 | |
| 55 // Finds the most-preferred resource dll and language pack for the laguages | |
| 56 // in |language_tags| | |
| 57 // in |locales_path|. | |
| 58 // | |
| 59 // Returns true on success with a handle to the DLL that was loaded in | |
| 60 // |dll_handle|, the data pack in |data_pack| and the locale language in | |
| 61 // the |language| parameter. | |
| 62 static bool LoadLocalePack(const std::vector<std::wstring>& language_tags, | |
| 63 const base::FilePath& locales_path, | |
| 64 HMODULE* dll_handle, | |
| 65 ui::DataPack** data_pack, | |
| 66 std::wstring* language); | |
| 67 | |
| 68 // Returns the string resource identified by message_id from the currently | |
| 69 // loaded locale dll. | |
| 70 std::wstring GetLocalizedResource(int message_id); | |
| 71 | |
| 72 friend struct DefaultSingletonTraits<SimpleResourceLoader>; | |
| 73 | |
| 74 FRIEND_TEST_ALL_PREFIXES(SimpleResourceLoaderTest, LoadLocaleDll); | |
| 75 | |
| 76 std::wstring language_; | |
| 77 ui::DataPack* data_pack_; | |
| 78 | |
| 79 HINSTANCE locale_dll_handle_; | |
| 80 }; | |
| 81 | |
| 82 #endif // CHROME_FRAME_SIMPLE_RESOURCE_LOADER_H_ | |
| OLD | NEW |