| // Copyright 2014 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROMECAST_COMMON_CAST_RESOURCE_DELEGATE_H_ |
| #define CHROMECAST_COMMON_CAST_RESOURCE_DELEGATE_H_ |
| |
| #include <memory> |
| #include <string> |
| #include <string_view> |
| #include <unordered_map> |
| |
| #include "base/memory/ref_counted_memory.h" |
| #include "ui/base/resource/resource_bundle.h" |
| |
| namespace base { |
| class FilePath; |
| } |
| |
| namespace gfx { |
| class Image; |
| } |
| |
| namespace chromecast { |
| |
| // A singleton resource bundle delegate. Primary purpose is to indicate the |
| // correct locale pack file to load. |
| class CastResourceDelegate : public ui::ResourceBundle::Delegate { |
| public: |
| // Returns the singleton of delegate. It doesn't create an instance. |
| static CastResourceDelegate* GetInstance(); |
| |
| CastResourceDelegate(); |
| |
| CastResourceDelegate(const CastResourceDelegate&) = delete; |
| CastResourceDelegate& operator=(const CastResourceDelegate&) = delete; |
| |
| ~CastResourceDelegate() override; |
| |
| // ui:ResourceBundle::Delegate implementation: |
| base::FilePath GetPathForResourcePack( |
| const base::FilePath& pack_path, |
| ui::ResourceScaleFactor scale_factor) override; |
| base::FilePath GetPathForLocalePack( |
| const base::FilePath& pack_path, |
| const std::string& locale) override; |
| gfx::Image GetImageNamed(int resource_id) override; |
| gfx::Image GetNativeImageNamed(int resource_id) override; |
| bool HasDataResource(int resource_id) const override; |
| base::RefCountedStaticMemory* LoadDataResourceBytes( |
| int resource_id, |
| ui::ResourceScaleFactor scale_factor) override; |
| std::optional<std::string> LoadDataResourceString(int resource_id) override; |
| bool GetRawDataResource(int resource_id, |
| ui::ResourceScaleFactor scale_factor, |
| std::string_view* value) const override; |
| bool GetLocalizedString(int message_id, std::u16string* value) const override; |
| |
| // Adds/removes/clears extra localized strings. |
| void AddExtraLocalizedString(int resource_id, |
| const std::u16string& localized); |
| void RemoveExtraLocalizedString(int resource_id); |
| void ClearAllExtraLocalizedStrings(); |
| |
| private: |
| using ExtraLocaledStringMap = std::unordered_map<int, std::u16string>; |
| |
| ExtraLocaledStringMap extra_localized_strings_; |
| }; |
| |
| } // namespace chromecast |
| |
| #endif // CHROMECAST_COMMON_CAST_RESOURCE_DELEGATE_H_ |