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
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
|
/*
* Copyright (C) 1997 Martin Jones (mjones@kde.org)
* (C) 1997 Torben Weis (weis@kde.org)
* (C) 1998 Waldo Bastian (bastian@kde.org)
* (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* Copyright (C) 2003, 2004, 2005, 2006, 2010 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "core/html/HTMLTableCellElement.h"
#include "core/CSSPropertyNames.h"
#include "core/CSSValueKeywords.h"
#include "core/HTMLNames.h"
#include "core/dom/Attribute.h"
#include "core/dom/ElementTraversal.h"
#include "core/html/HTMLTableElement.h"
#include "core/html/parser/HTMLParserIdioms.h"
#include "core/layout/LayoutTableCell.h"
using namespace std;
namespace blink {
using namespace HTMLNames;
inline HTMLTableCellElement::HTMLTableCellElement(const QualifiedName& tagName,
Document& document)
: HTMLTablePartElement(tagName, document) {}
DEFINE_ELEMENT_FACTORY_WITH_TAGNAME(HTMLTableCellElement)
unsigned HTMLTableCellElement::colSpan() const {
const AtomicString& colSpanValue = fastGetAttribute(colspanAttr);
unsigned value = 0;
if (colSpanValue.isEmpty() ||
!parseHTMLNonNegativeInteger(colSpanValue, value))
return 1;
// Counting for https://github.com/whatwg/html/issues/1198
UseCounter::count(document(), UseCounter::HTMLTableCellElementColspan);
if (value > 8190) {
UseCounter::count(document(),
UseCounter::HTMLTableCellElementColspanGreaterThan8190);
} else if (value > 1000) {
UseCounter::count(document(),
UseCounter::HTMLTableCellElementColspanGreaterThan1000);
}
return max(1u, min(value, maxColSpan()));
}
unsigned HTMLTableCellElement::rowSpan() const {
const AtomicString& rowSpanValue = fastGetAttribute(rowspanAttr);
unsigned value = 0;
if (rowSpanValue.isEmpty() ||
!parseHTMLNonNegativeInteger(rowSpanValue, value))
return 1;
return max(1u, min(value, maxRowSpan()));
}
int HTMLTableCellElement::cellIndex() const {
if (!isHTMLTableRowElement(parentElement()))
return -1;
int index = 0;
for (const HTMLTableCellElement* element =
Traversal<HTMLTableCellElement>::previousSibling(*this);
element;
element = Traversal<HTMLTableCellElement>::previousSibling(*element))
++index;
return index;
}
bool HTMLTableCellElement::isPresentationAttribute(
const QualifiedName& name) const {
if (name == nowrapAttr || name == widthAttr || name == heightAttr)
return true;
return HTMLTablePartElement::isPresentationAttribute(name);
}
void HTMLTableCellElement::collectStyleForPresentationAttribute(
const QualifiedName& name,
const AtomicString& value,
MutableStylePropertySet* style) {
if (name == nowrapAttr) {
addPropertyToPresentationAttributeStyle(style, CSSPropertyWhiteSpace,
CSSValueWebkitNowrap);
} else if (name == widthAttr) {
if (!value.isEmpty()) {
int widthInt = value.toInt();
if (widthInt > 0) // width="0" is ignored for compatibility with WinIE.
addHTMLLengthToStyle(style, CSSPropertyWidth, value);
}
} else if (name == heightAttr) {
if (!value.isEmpty()) {
int heightInt = value.toInt();
if (heightInt > 0) // height="0" is ignored for compatibility with WinIE.
addHTMLLengthToStyle(style, CSSPropertyHeight, value);
}
} else {
HTMLTablePartElement::collectStyleForPresentationAttribute(name, value,
style);
}
}
void HTMLTableCellElement::parseAttribute(
const AttributeModificationParams& params) {
if (params.name == rowspanAttr || params.name == colspanAttr) {
if (layoutObject() && layoutObject()->isTableCell())
toLayoutTableCell(layoutObject())->colSpanOrRowSpanChanged();
} else {
HTMLTablePartElement::parseAttribute(params);
}
}
const StylePropertySet*
HTMLTableCellElement::additionalPresentationAttributeStyle() {
if (HTMLTableElement* table = findParentTable())
return table->additionalCellStyle();
return nullptr;
}
bool HTMLTableCellElement::isURLAttribute(const Attribute& attribute) const {
return attribute.name() == backgroundAttr ||
HTMLTablePartElement::isURLAttribute(attribute);
}
bool HTMLTableCellElement::hasLegalLinkAttribute(
const QualifiedName& name) const {
return (hasTagName(tdTag) && name == backgroundAttr) ||
HTMLTablePartElement::hasLegalLinkAttribute(name);
}
const QualifiedName& HTMLTableCellElement::subResourceAttributeName() const {
return hasTagName(tdTag) ? backgroundAttr
: HTMLTablePartElement::subResourceAttributeName();
}
const AtomicString& HTMLTableCellElement::abbr() const {
return fastGetAttribute(abbrAttr);
}
const AtomicString& HTMLTableCellElement::axis() const {
return fastGetAttribute(axisAttr);
}
void HTMLTableCellElement::setColSpan(unsigned n) {
setUnsignedIntegralAttribute(colspanAttr, n);
}
const AtomicString& HTMLTableCellElement::headers() const {
return fastGetAttribute(headersAttr);
}
void HTMLTableCellElement::setRowSpan(unsigned n) {
setUnsignedIntegralAttribute(rowspanAttr, n);
}
} // namespace blink
|
