1/*
2 * Copyright (C) 2009, 2010, 2013 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#include "DOMWindow.h"
29#include <wtf/URL.h>
30#include "ScriptCachedFrameData.h"
31#include <wtf/RefPtr.h>
32
33namespace WebCore {
34
35class CachedFrame;
36class CachedFramePlatformData;
37class Document;
38class DocumentLoader;
39class FrameView;
40class Node;
41enum class HasInsecureContent : bool;
42
43class CachedFrameBase {
44public:
45 void restore();
46
47 Document* document() const { return m_document.get(); }
48 FrameView* view() const { return m_view.get(); }
49 const URL& url() const { return m_url; }
50 bool isMainFrame() { return m_isMainFrame; }
51
52protected:
53 CachedFrameBase(Frame&);
54 ~CachedFrameBase();
55
56 void pruneDetachedChildFrames();
57
58 RefPtr<Document> m_document;
59 RefPtr<DocumentLoader> m_documentLoader;
60 RefPtr<FrameView> m_view;
61 URL m_url;
62 std::unique_ptr<ScriptCachedFrameData> m_cachedFrameScriptData;
63 std::unique_ptr<CachedFramePlatformData> m_cachedFramePlatformData;
64 bool m_isMainFrame;
65 Optional<HasInsecureContent> m_hasInsecureContent;
66
67 Vector<std::unique_ptr<CachedFrame>> m_childFrames;
68};
69
70class CachedFrame : private CachedFrameBase {
71 WTF_MAKE_FAST_ALLOCATED;
72public:
73 explicit CachedFrame(Frame&);
74
75 void open();
76 void clear();
77 void destroy();
78
79 WEBCORE_EXPORT void setCachedFramePlatformData(std::unique_ptr<CachedFramePlatformData>);
80 WEBCORE_EXPORT CachedFramePlatformData* cachedFramePlatformData();
81
82 WEBCORE_EXPORT void setHasInsecureContent(HasInsecureContent);
83 Optional<HasInsecureContent> hasInsecureContent() const { return m_hasInsecureContent; }
84
85 using CachedFrameBase::document;
86 using CachedFrameBase::view;
87 using CachedFrameBase::url;
88 DocumentLoader* documentLoader() const { return m_documentLoader.get(); }
89
90 int descendantFrameCount() const;
91};
92
93} // namespace WebCore
94