HTMLPreloadScanner.h revision cad810f21b803229eb11403f9209855525a25d57 
1/*
2 * Copyright (C) 2008 Apple Inc. All Rights Reserved.
3 * Copyright (C) 2010 Google Inc. All Rights Reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#ifndef HTMLPreloadScanner_h
28#define HTMLPreloadScanner_h
29
30#include "CSSPreloadScanner.h"
31#include "HTMLToken.h"
32#include "SegmentedString.h"
33#include <wtf/Noncopyable.h>
34
35namespace WebCore {
36
37class Document;
38class HTMLToken;
39class HTMLTokenizer;
40class SegmentedString;
41
42class HTMLPreloadScanner : public Noncopyable {
43public:
44    HTMLPreloadScanner(Document*);
45
46    void appendToEnd(const SegmentedString&);
47    void scan();
48
49private:
50    void processToken();
51    bool scanningBody() const;
52
53    Document* m_document;
54    SegmentedString m_source;
55    CSSPreloadScanner m_cssScanner;
56    OwnPtr<HTMLTokenizer> m_tokenizer;
57    HTMLToken m_token;
58    bool m_bodySeen;
59    bool m_inStyle;
60};
61
62}
63
64#endif
65