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| 1 // Copyright 2007-2010 Google Inc. | |
| 2 // | |
| 3 // Licensed under the Apache License, Version 2.0 (the "License"); | |
| 4 // you may not use this file except in compliance with the License. | |
| 5 // You may obtain a copy of the License at | |
| 6 // | |
| 7 // http://www.apache.org/licenses/LICENSE-2.0 | |
| 8 // | |
| 9 // Unless required by applicable law or agreed to in writing, software | |
| 10 // distributed under the License is distributed on an "AS IS" BASIS, | |
| 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 12 // See the License for the specific language governing permissions and | |
| 13 // limitations under the License. | |
| 14 // ======================================================================== | |
| 15 // | |
| 16 // Omaha resource manager. | |
| 17 | |
| 18 #ifndef OMAHA_GOOPDATE_RESOURCE_MANAGER_H__ | |
| 19 #define OMAHA_GOOPDATE_RESOURCE_MANAGER_H__ | |
| 20 | |
| 21 #include <atlstr.h> | |
| 22 #include <map> | |
| 23 #include <vector> | |
| 24 #include "base/basictypes.h" | |
| 25 #include "base/synchronized.h" | |
| 26 | |
| 27 namespace omaha { | |
| 28 | |
| 29 class ResourceManager { | |
| 30 public: | |
| 31 // Create must be called before going multithreaded. | |
| 32 static HRESULT CreateForDefaultLanguage(bool is_machine, | |
| 33 const CString& resource_dir); | |
| 34 static HRESULT Create(bool is_machine, | |
| 35 const CString& resource_dir, | |
| 36 const CString& lang); | |
| 37 static void Delete(); | |
| 38 | |
| 39 static ResourceManager& Instance(); | |
| 40 | |
| 41 static void GetSupportedLanguageDllNames(std::vector<CString>* filenames); | |
| 42 | |
| 43 // Gets resource DLL handle for the given language. DLL will be loaded if | |
| 44 // necessary. | |
| 45 HRESULT GetResourceDll(const CString& language, HINSTANCE* dll_handle); | |
| 46 | |
| 47 private: | |
| 48 struct ResourceDllInfo { | |
| 49 ResourceDllInfo() : dll_handle(NULL) {} | |
| 50 | |
| 51 HMODULE dll_handle; | |
| 52 CString file_path; | |
| 53 CString language; | |
| 54 }; | |
| 55 | |
| 56 ResourceManager(bool is_machine, const CString& resource_dir); | |
| 57 ~ResourceManager(); | |
| 58 | |
| 59 // The resource manager tries to load the resource dll corresponding to | |
| 60 // the language in the following order: | |
| 61 // 1. Language parameter. | |
| 62 // 2. Language in the registry. | |
| 63 // 3. First file returned by NTFS in the module directory. | |
| 64 HRESULT LoadResourceDll(const CString& language, ResourceDllInfo* dll_info); | |
| 65 HRESULT SetDefaultResourceByLanguage(const CString& language); | |
| 66 HRESULT LoadLibraryAsDataFile(const CString& filename, | |
| 67 ResourceDllInfo* dll_info) const; | |
| 68 | |
| 69 // Gets resource DLL info for the given language. DLL will be loaded if | |
| 70 // necessary. | |
| 71 HRESULT GetResourceDllInfo(const CString& language, | |
| 72 ResourceDllInfo* dll_info); | |
| 73 | |
| 74 static CString GetResourceDllName(const CString& language); | |
| 75 | |
| 76 LLock lock_; | |
| 77 typedef std::map<CString, ResourceDllInfo> LanguageToResourceMap; | |
| 78 | |
| 79 bool is_machine_; | |
| 80 CString resource_dir_; | |
| 81 LanguageToResourceMap resource_map_; | |
| 82 HINSTANCE saved_atl_resource_; | |
| 83 | |
| 84 static ResourceManager* instance_; | |
| 85 | |
| 86 friend class ResourceManagerTest; | |
| 87 | |
| 88 DISALLOW_EVIL_CONSTRUCTORS(ResourceManager); | |
| 89 }; | |
| 90 | |
| 91 } // namespace omaha | |
| 92 | |
| 93 #endif // OMAHA_GOOPDATE_RESOURCE_MANAGER_H__ | |
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Chromium Code Reviews
Issue 624713003:
Keep only base/extractor.[cc|h]. (Closed)
Base URL: https://chromium.googlesource.com/external/omaha.git@master