1// Copyright (c) 2012 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 CONTENT_RENDERER_DOM_STORAGE_DOM_STORAGE_PROXY_H_ 6#define CONTENT_RENDERER_DOM_STORAGE_DOM_STORAGE_PROXY_H_ 7 8#include "base/bind.h" 9#include "base/memory/ref_counted.h" 10#include "base/strings/nullable_string16.h" 11#include "base/strings/string16.h" 12#include "content/common/dom_storage/dom_storage_types.h" 13#include "url/gurl.h" 14 15namespace content { 16 17// Abstract interface for cached area, renderer to browser communications. 18class DOMStorageProxy : public base::RefCounted<DOMStorageProxy> { 19 public: 20 typedef base::Callback<void(bool)> CompletionCallback; 21 22 virtual void LoadArea(int connection_id, 23 DOMStorageValuesMap* values, 24 bool* send_log_get_messages, 25 const CompletionCallback& callback) = 0; 26 27 virtual void SetItem(int connection_id, 28 const base::string16& key, 29 const base::string16& value, 30 const GURL& page_url, 31 const CompletionCallback& callback) = 0; 32 33 virtual void LogGetItem(int connection_id, 34 const base::string16& key, 35 const base::NullableString16& value) = 0; 36 37 virtual void RemoveItem(int connection_id, 38 const base::string16& key, 39 const GURL& page_url, 40 const CompletionCallback& callback) = 0; 41 42 virtual void ClearArea(int connection_id, 43 const GURL& page_url, 44 const CompletionCallback& callback) = 0; 45 46 protected: 47 friend class base::RefCounted<DOMStorageProxy>; 48 virtual ~DOMStorageProxy() {} 49}; 50 51} // namespace content 52 53#endif // CONTENT_RENDERER_DOM_STORAGE_DOM_STORAGE_PROXY_H_ 54