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1 /*
2  * Copyright (C) 2008 Apple 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  *
8  * 1.  Redistributions of source code must retain the above copyright
9  *     notice, this list of conditions and the following disclaimer.
10  * 2.  Redistributions in binary form must reproduce the above copyright
11  *     notice, this list of conditions and the following disclaimer in the
12  *     documentation and/or other materials provided with the distribution.
13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14  *     its contributors may be used to endorse or promote products derived
15  *     from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #include "config.h"
30 #include "core/accessibility/AXTableHeaderContainer.h"
31 
32 
33 
34 namespace blink {
35 
AXTableHeaderContainer()36 AXTableHeaderContainer::AXTableHeaderContainer()
37 {
38 }
39 
~AXTableHeaderContainer()40 AXTableHeaderContainer::~AXTableHeaderContainer()
41 {
42 }
43 
create()44 PassRefPtr<AXTableHeaderContainer> AXTableHeaderContainer::create()
45 {
46     return adoptRef(new AXTableHeaderContainer());
47 }
48 
elementRect() const49 LayoutRect AXTableHeaderContainer::elementRect() const
50 {
51     // this will be filled in when addChildren is called
52     return m_headerRect;
53 }
54 
computeAccessibilityIsIgnored() const55 bool AXTableHeaderContainer::computeAccessibilityIsIgnored() const
56 {
57     if (!m_parent)
58         return true;
59 
60     return m_parent->accessibilityIsIgnored();
61 }
62 
addChildren()63 void AXTableHeaderContainer::addChildren()
64 {
65     ASSERT(!m_haveChildren);
66 
67     m_haveChildren = true;
68     if (!m_parent || !m_parent->isAXTable())
69         return;
70 
71     toAXTable(m_parent)->columnHeaders(m_children);
72 
73     unsigned length = m_children.size();
74     for (unsigned k = 0; k < length; ++k)
75         m_headerRect.unite(m_children[k]->elementRect());
76 }
77 
78 } // namespace blink
79