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#ifndef AXTable_h
30#define AXTable_h
31
32#include "core/accessibility/AXRenderObject.h"
33#include "wtf/Forward.h"
34
35namespace WebCore {
36
37class AXTableCell;
38class RenderTableSection;
39
40class AXTable : public AXRenderObject {
41
42protected:
43    explicit AXTable(RenderObject*);
44public:
45    static PassRefPtr<AXTable> create(RenderObject*);
46    virtual ~AXTable();
47
48    virtual void init() OVERRIDE FINAL;
49
50    virtual bool isAXTable() const OVERRIDE FINAL;
51    virtual bool isDataTable() const OVERRIDE FINAL;
52
53    virtual AccessibilityRole roleValue() const OVERRIDE FINAL;
54
55    virtual void addChildren() OVERRIDE;
56    virtual void clearChildren() OVERRIDE FINAL;
57
58    // To be overridden by AXARIAGrid.
59    virtual bool isAriaTable() const { return false; }
60    virtual bool supportsSelectedRows() { return false; }
61
62    AccessibilityChildrenVector& columns();
63    AccessibilityChildrenVector& rows();
64
65    unsigned columnCount();
66    unsigned rowCount();
67
68    virtual String title() const OVERRIDE FINAL;
69
70    // all the cells in the table
71    void cells(AccessibilityChildrenVector&);
72    AXTableCell* cellForColumnAndRow(unsigned column, unsigned row);
73
74    void columnHeaders(AccessibilityChildrenVector&);
75
76    // an object that contains, as children, all the objects that act as headers
77    AXObject* headerContainer();
78
79protected:
80    AccessibilityChildrenVector m_rows;
81    AccessibilityChildrenVector m_columns;
82
83    RefPtr<AXObject> m_headerContainer;
84    bool m_isAXTable;
85
86    bool hasARIARole() const;
87    virtual bool isTableExposableThroughAccessibility() const;
88    virtual bool computeAccessibilityIsIgnored() const OVERRIDE FINAL;
89};
90
91DEFINE_AX_OBJECT_TYPE_CASTS(AXTable, isAXTable());
92
93} // namespace WebCore
94
95#endif // AXTable_h
96