1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
/*
* Copyright (C) 2009 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
* OWNER OR 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.
*/
#include "config.h"
#include "DOMUtilitiesPrivate.h"
#include "Element.h"
#include "HTMLInputElement.h"
#include "HTMLLinkElement.h"
#include "HTMLMetaElement.h"
#include "HTMLOptionElement.h"
#include "HTMLNames.h"
#include "Node.h"
using namespace WebCore;
namespace {
template <class HTMLNodeType>
HTMLNodeType* toHTMLElement(Node* node, const QualifiedName& name)
{
if (node->isHTMLElement()
&& static_cast<HTMLElement*>(node)->hasTagName(name)) {
return static_cast<HTMLNodeType*>(node);
}
return 0;
}
} // namespace
namespace WebKit {
HTMLInputElement* toHTMLInputElement(Node* node)
{
return toHTMLElement<HTMLInputElement>(node, HTMLNames::inputTag);
}
HTMLLinkElement* toHTMLLinkElement(Node* node)
{
return toHTMLElement<HTMLLinkElement>(node, HTMLNames::linkTag);
}
HTMLMetaElement* toHTMLMetaElement(Node* node)
{
return toHTMLElement<HTMLMetaElement>(node, HTMLNames::metaTag);
}
HTMLOptionElement* toHTMLOptionElement(Node* node)
{
return toHTMLElement<HTMLOptionElement>(node, HTMLNames::optionTag);
}
String nameOfInputElement(HTMLInputElement* element)
{
String name = element->name();
String trimmedName = name.stripWhiteSpace();
if (!trimmedName.isEmpty())
return trimmedName;
name = element->getAttribute(HTMLNames::idAttr);
trimmedName = name.stripWhiteSpace();
if (!trimmedName.isEmpty())
return trimmedName;
return String();
}
} // namespace WebKit
|
