| /* |
| * Copyright 2015 Google Inc. All Rights Reserved. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef COBALT_DOM_STORAGE_H_ |
| #define COBALT_DOM_STORAGE_H_ |
| |
| #include <string> |
| |
| #include "base/callback.h" |
| #include "base/gtest_prod_util.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/optional.h" |
| #include "cobalt/dom/storage_area.h" |
| #include "cobalt/script/property_enumerator.h" |
| #include "cobalt/script/wrappable.h" |
| #include "googleurl/src/gurl.h" |
| |
| namespace cobalt { |
| namespace dom { |
| |
| class LocalStorageDatabase; |
| class Window; |
| |
| class Storage : public script::Wrappable { |
| public: |
| enum StorageType { |
| kLocalStorage, |
| kSessionStorage, |
| }; |
| Storage(Window* window, StorageType type, LocalStorageDatabase* db); |
| |
| // Web API |
| // https://www.w3.org/TR/2015/CR-webstorage-20150609/#storage-0 |
| unsigned int length() const { |
| return static_cast<unsigned int>(area_->length()); |
| } |
| base::optional<std::string> Key(unsigned int index) const { |
| return area_->Key(static_cast<int>(index)); |
| } |
| base::optional<std::string> GetItem(const std::string& key) const { |
| return area_->GetItem(key); |
| } |
| void SetItem(const std::string& key, const std::string& value) { |
| area_->SetItem(key, value); |
| } |
| void RemoveItem(const std::string& key) { area_->RemoveItem(key); } |
| void Clear() { area_->Clear(); } |
| |
| // Custom, not in any spec. |
| bool CanQueryNamedProperty(const std::string& name) const; |
| |
| // Custom, not in any spec. |
| void EnumerateNamedProperties(script::PropertyEnumerator* enumerator) const; |
| |
| virtual bool DispatchEvent(const base::optional<std::string>& key, |
| const base::optional<std::string>& old_value, |
| const base::optional<std::string>& new_value); |
| virtual GURL origin() const; |
| |
| DEFINE_WRAPPABLE_TYPE(Storage); |
| |
| protected: |
| Window* window_; |
| scoped_ptr<StorageArea> area_; |
| |
| FRIEND_TEST(StorageAreaTest, InitialState); |
| FRIEND_TEST(StorageAreaTest, Identifier); |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(Storage); |
| }; |
| |
| } // namespace dom |
| } // namespace cobalt |
| |
| #endif // COBALT_DOM_STORAGE_H_ |