1 /*
2  * Copyright (C) 2009 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 AccessibilityARIAGrid_h
30 #define AccessibilityARIAGrid_h
31 
32 #include "AccessibilityTable.h"
33 #include <wtf/Forward.h>
34 
35 namespace WebCore {
36 
37 class AccessibilityTableCell;
38 class AccessibilityTableHeaderContainer;
39 
40 class AccessibilityARIAGrid : public AccessibilityTable {
41 
42 private:
43     AccessibilityARIAGrid(RenderObject*);
44 public:
45     static PassRefPtr<AccessibilityARIAGrid> create(RenderObject*);
46     virtual ~AccessibilityARIAGrid();
47 
isAriaTable()48     virtual bool isAriaTable() const { return true; }
49 
50     virtual void addChildren();
51 
52     virtual AccessibilityTableCell* cellForColumnAndRow(unsigned column, unsigned row);
53 
54 private:
55     // ARIA treegrids and grids support selected rows.
supportsSelectedRows()56     virtual bool supportsSelectedRows() { return true; }
57 
58     void addChild(AccessibilityObject*, HashSet<AccessibilityObject*>& appendedRows, unsigned& columnCount);
59 };
60 
61 } // namespace WebCore
62 
63 #endif // AccessibilityARIAGrid_h
64