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1 /* | |
2 * Copyright (C) 2009 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 are | |
6 * met: | |
7 * | |
8 * * Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * * Redistributions in binary form must reproduce the above | |
11 * copyright notice, this list of conditions and the following disclaimer | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * * Neither the name of Google Inc. nor the names of its | |
15 * contributors may be used to endorse or promote products derived from | |
16 * this software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 #ifndef WebRange_h | |
32 #define WebRange_h | |
33 | |
34 #include "WebCommon.h" | |
35 | |
36 #if WEBKIT_IMPLEMENTATION | |
37 namespace WebCore { class Range; } | |
38 namespace WTF { template <typename T> class PassRefPtr; } | |
39 #endif | |
40 | |
41 namespace WebKit { | |
42 | |
43 class WebNode; | |
44 class WebRangePrivate; | |
45 class WebString; | |
46 | |
47 // Provides readonly access to some properties of a DOM range. | |
48 class WebRange { | |
49 public: | |
50 ~WebRange() { reset(); } | |
51 | |
52 WebRange() : m_private(0) { } | |
53 WebRange(const WebRange& r) : m_private(0) { assign(r); } | |
54 WebRange& operator=(const WebRange& r) | |
55 { | |
56 assign(r); | |
57 return *this; | |
58 } | |
59 | |
60 WEBKIT_API void reset(); | |
61 WEBKIT_API void assign(const WebRange&); | |
62 | |
63 bool isNull() const { return !m_private; } | |
64 | |
65 WEBKIT_API int startOffset() const; | |
66 WEBKIT_API int endOffset() const; | |
67 WEBKIT_API WebNode startContainer(int& exceptionCode) const; | |
68 WEBKIT_API WebNode endContainer(int& exceptionCode) const; | |
69 | |
70 WEBKIT_API WebString toHTMLText() const; | |
71 WEBKIT_API WebString toPlainText() const; | |
72 | |
73 #if WEBKIT_IMPLEMENTATION | |
74 WebRange(const WTF::PassRefPtr<WebCore::Range>&); | |
75 WebRange& operator=(const WTF::PassRefPtr<WebCore::Range>&); | |
76 operator WTF::PassRefPtr<WebCore::Range>() const; | |
77 #endif | |
78 | |
79 private: | |
80 void assign(WebRangePrivate*); | |
81 WebRangePrivate* m_private; | |
82 }; | |
83 | |
84 } // namespace WebKit | |
85 | |
86 #endif | |
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