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 3 // found in the LICENSE file. 4 5 #ifndef CHROMECAST_COMMON_CAST_RESOURCE_DELEGATE_H_ 6 #define CHROMECAST_COMMON_CAST_RESOURCE_DELEGATE_H_ 7 8 #include <string> 9 10 #include "base/macros.h" 11 #include "base/memory/ref_counted_memory.h" 12 #include "base/memory/scoped_ptr.h" 13 #include "ui/base/resource/resource_bundle.h" 14 15 namespace base { 16 class FilePath; 17 } 18 19 namespace gfx { 20 class Image; 21 } 22 23 namespace chromecast { 24 25 // A singleton resource bundle delegate. Primary purpose is to indicate the 26 // correct locale pack file to load. 27 class CastResourceDelegate : public ui::ResourceBundle::Delegate { 28 public: 29 // Returns the singleton of delegate. It doesn't create an instance. 30 static CastResourceDelegate* GetInstance(); 31 32 CastResourceDelegate(); 33 virtual ~CastResourceDelegate(); 34 35 // ui:ResourceBundle::Delegate implementation: 36 virtual base::FilePath GetPathForResourcePack( 37 const base::FilePath& pack_path, 38 ui::ScaleFactor scale_factor) OVERRIDE; 39 virtual base::FilePath GetPathForLocalePack( 40 const base::FilePath& pack_path, 41 const std::string& locale) OVERRIDE; 42 virtual gfx::Image GetImageNamed(int resource_id) OVERRIDE; 43 virtual gfx::Image GetNativeImageNamed( 44 int resource_id, 45 ui::ResourceBundle::ImageRTL rtl) OVERRIDE; 46 virtual base::RefCountedStaticMemory* LoadDataResourceBytes( 47 int resource_id, 48 ui::ScaleFactor scale_factor) OVERRIDE; 49 virtual bool GetRawDataResource(int resource_id, 50 ui::ScaleFactor scale_factor, 51 base::StringPiece* value) OVERRIDE; 52 virtual bool GetLocalizedString(int message_id, 53 base::string16* value) OVERRIDE; 54 virtual scoped_ptr<gfx::Font> GetFont( 55 ui::ResourceBundle::FontStyle style) OVERRIDE; 56 57 // Adds/removes/clears extra localized strings. 58 void AddExtraLocalizedString(int resource_id, 59 const base::string16& localized); 60 void RemoveExtraLocalizedString(int resource_id); 61 void ClearAllExtraLocalizedStrings(); 62 63 private: 64 typedef base::hash_map<int, base::string16> ExtraLocaledStringMap; 65 66 ExtraLocaledStringMap extra_localized_strings_; 67 68 DISALLOW_COPY_AND_ASSIGN(CastResourceDelegate); 69 }; 70 71 } // namespace chromecast 72 73 #endif // CHROMECAST_COMMON_CAST_RESOURCE_DELEGATE_H_ 74