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
|
/*
* Copyright (C) 2008 Apple 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:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the name of Apple Inc. ("Apple") 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 APPLE AND ITS 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 APPLE OR ITS 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 "AccessibilityTableColumn.h"
#include "AccessibilityTable.h"
namespace WebCore {
AccessibilityTableColumn::AccessibilityTableColumn() = default;
AccessibilityTableColumn::~AccessibilityTableColumn() = default;
Ref<AccessibilityTableColumn> AccessibilityTableColumn::create()
{
return adoptRef(*new AccessibilityTableColumn());
}
void AccessibilityTableColumn::setParent(AccessibilityObject* parent)
{
AccessibilityMockObject::setParent(parent);
clearChildren();
}
LayoutRect AccessibilityTableColumn::elementRect() const
{
// This used to be cached during the call to addChildren(), but calling elementRect()
// can invalidate elements, so its better to ask for this on demand.
LayoutRect columnRect;
AccessibilityChildrenVector childrenCopy = m_children;
for (const auto& cell : childrenCopy)
columnRect.unite(cell->elementRect());
return columnRect;
}
AXCoreObject* AccessibilityTableColumn::columnHeader()
{
auto* parentTable = dynamicDowncast<AccessibilityTable>(m_parent.get());
if (!parentTable || !parentTable->isExposable())
return nullptr;
for (const auto& cell : children()) {
if (cell->roleValue() == AccessibilityRole::ColumnHeader)
return cell.get();
}
return nullptr;
}
bool AccessibilityTableColumn::computeAccessibilityIsIgnored() const
{
if (!m_parent)
return true;
#if PLATFORM(IOS_FAMILY) || USE(ATSPI)
return true;
#endif
return m_parent->accessibilityIsIgnored();
}
void AccessibilityTableColumn::addChildren()
{
ASSERT(!m_childrenInitialized);
m_childrenInitialized = true;
auto* parentTable = dynamicDowncast<AccessibilityTable>(m_parent.get());
if (!parentTable || !parentTable->isExposable())
return;
int numRows = parentTable->rowCount();
for (int i = 0; i < numRows; ++i) {
auto* cell = parentTable->cellForColumnAndRow(m_columnIndex, i);
if (!cell)
continue;
// make sure the last one isn't the same as this one (rowspan cells)
if (m_children.size() > 0 && m_children.last() == cell)
continue;
addChild(cell);
}
}
} // namespace WebCore
|
