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 15namespace base { 16class FilePath; 17} 18 19namespace gfx { 20class Image; 21} 22 23namespace chromecast { 24 25// A singleton resource bundle delegate. Primary purpose is to indicate the 26// correct locale pack file to load. 27class 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