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1 /* | |
2 * Copyright (C) 2012 Google 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. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y | |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN
Y | |
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N | |
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
23 */ | |
24 | |
25 #ifndef WebSurroundingText_h | |
26 #define WebSurroundingText_h | |
27 | |
28 #include "../platform/WebPrivateOwnPtr.h" | |
29 #include "../platform/WebString.h" | |
30 #include "WebNode.h" | |
31 #include "WebRange.h" | |
32 | |
33 namespace WebCore { | |
34 class SurroundingText; | |
35 } | |
36 | |
37 namespace WebKit { | |
38 | |
39 class WebHitTestResult; | |
40 class WebNode; | |
41 struct WebPoint; | |
42 | |
43 class WebSurroundingText { | |
44 public: | |
45 WebSurroundingText() { } | |
46 ~WebSurroundingText() { reset(); } | |
47 | |
48 WEBKIT_EXPORT bool isNull() const; | |
49 WEBKIT_EXPORT void reset(); | |
50 | |
51 // Initializes the object to get the surrounding text centered in the positi
on relative to a provided node. | |
52 // The maximum length of the contents retrieved is defined by maxLength. | |
53 WEBKIT_EXPORT void initialize(const WebNode&, const WebPoint&, size_t maxLen
gth); | |
54 | |
55 // Surrounding text content retrieved. | |
56 WEBKIT_EXPORT WebString textContent() const; | |
57 | |
58 // Offset in the text content of the initial hit position (or provided offse
t in the node). | |
59 WEBKIT_EXPORT size_t hitOffsetInTextContent() const; | |
60 | |
61 // Convert start/end positions in the content text string into a WebKit text
range. | |
62 WEBKIT_EXPORT WebRange rangeFromContentOffsets(size_t startOffsetInContent,
size_t endOffsetInContent); | |
63 | |
64 protected: | |
65 WebPrivateOwnPtr<WebCore::SurroundingText> m_private; | |
66 }; | |
67 | |
68 } // namespace WebKit | |
69 | |
70 #endif | |
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