| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| /* |
| * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. |
| * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. |
| * (http://www.torchmobile.com/) |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef CONTENT_RENDERER_HISTORY_ENTRY_H_ |
| #define CONTENT_RENDERER_HISTORY_ENTRY_H_ |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "base/containers/hash_tables.h" |
| #include "base/macros.h" |
| #include "base/memory/weak_ptr.h" |
| #include "content/common/content_export.h" |
| #include "third_party/WebKit/public/platform/WebURLRequest.h" |
| #include "third_party/WebKit/public/web/WebHistoryItem.h" |
| |
| namespace content { |
| |
| class CONTENT_EXPORT HistoryEntry { |
| public: |
| class CONTENT_EXPORT HistoryNode { |
| public: |
| HistoryNode(const base::WeakPtr<HistoryEntry>& entry, |
| const blink::WebHistoryItem& item); |
| ~HistoryNode(); |
| |
| HistoryNode* AddChild(const blink::WebHistoryItem& item); |
| HistoryNode* AddChild(); |
| blink::WebHistoryItem& item() { return item_; } |
| void set_item(const blink::WebHistoryItem& item); |
| std::vector<HistoryNode*> children() const; |
| void RemoveChildren(); |
| |
| private: |
| // When a HistoryEntry is destroyed, it takes all its HistoryNodes with it. |
| // Use a WeakPtr to ensure that HistoryNodes don't try to illegally access |
| // a dying HistoryEntry, or do unnecessary work when the whole entry is |
| // being destroyed. |
| base::WeakPtr<HistoryEntry> entry_; |
| std::vector<std::unique_ptr<HistoryNode>> children_; |
| blink::WebHistoryItem item_; |
| |
| DISALLOW_COPY_AND_ASSIGN(HistoryNode); |
| }; |
| |
| HistoryEntry(const blink::WebHistoryItem& root); |
| HistoryEntry(); |
| ~HistoryEntry(); |
| |
| const blink::WebHistoryItem& root() const { return root_->item(); } |
| HistoryNode* root_history_node() const { return root_.get(); } |
| |
| private: |
| std::unique_ptr<HistoryNode> root_; |
| |
| base::WeakPtrFactory<HistoryEntry> weak_ptr_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(HistoryEntry); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_RENDERER_HISTORY_ENTRY_H_ |